Age and Sex in Ontario, San Bernardino County, California (Census County Division)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the county subdivisions in San Bernardino County.
Scope: population of San Bernardino County, Ontario, and other county subdivisions in San Bernardino County
Ontario
San Bernardino County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-48,0301.247%1.25%6,5151.012%1.01%10,38810.4k1.614%1.61%15,49015.5k2.406%2.41%13,62913.6k2.117%2.12%11,10011.1k1.724%1.72%18,05218.1k2.804%2.80%14,74714.7k2.291%2.29%40,51040.5k6.292%6.29%47,37747.4k7.359%7.36%46,13346.1k7.166%7.17%46,44146.4k7.214%7.21%44,31344.3k6.883%6.88%45,00645.0k6.991%6.99%49,08049.1k7.624%7.62%30,12130.1k4.679%4.68%10,71910.7k1.665%1.66%10,10510.1k1.570%1.57%17,33317.3k2.692%2.69%29,04829.0k4.512%4.51%46,16146.2k7.170%7.17%43,15243.2k6.703%6.70%40,34040.3k6.266%6.27%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of San Bernardino County and Ontario
Female Male
San Bernardino County
Ontario
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.124178%-0.032757%-0.128604%-0.030498%-0.156935%0.16%0.124178%0.128604%0.124178%0.12%65,15265.2k10.120%10.1%-0.652480%-0.020069%-0.588674%-0.026034%-0.672549%0.67%0.652480%0.588674%0.652480%0.65%213,260213k33.126%33.1%-0.709859%-0.705646%-0.709859%0.71%0.709859%0.034518%0.705646%0.016724%0.744377%0.74%168,520169k26.176%26.2%-0.704150%-0.770913%-0.704150%0.70%0.704150%0.073432%0.770913%0.080728%0.777583%0.78%38,15738.2k5.927%5.93%-0.663622%-0.743229%-0.663622%0.66%0.663622%0.042258%0.743229%0.033738%0.705881%0.71%158,701159k24.651%24.7%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval 265+ 340-64 422-39 518-21 60-17

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of San Bernardino County and Ontario
Female Male
San Bernardino County
Ontario
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.023164%-0.031629%-0.025181%-0.024905%-0.054793%0.05%0.023164%0.025181%0.023164%0.02%8,0301.247%1.25%-0.078877%-0.044642%-0.100942%-0.035125%-0.123519%0.12%0.078877%0.100942%0.078877%0.08%6,5151.012%1.01%-0.154336%-0.014042%-0.159335%-0.033549%-0.168378%0.17%0.154336%0.159335%0.154336%0.15%10,38810.4k1.614%1.61%-0.216779%-0.047655%-0.232006%-0.038590%-0.264434%0.26%0.216779%0.232006%0.216779%0.22%15,49015.5k2.406%2.41%-0.337791%-0.030082%-0.328056%-0.029682%-0.367874%0.37%0.337791%0.328056%0.337791%0.34%13,62913.6k2.117%2.12%-0.418226%-0.025629%-0.390625%-0.037048%-0.443856%0.44%0.418226%0.390625%0.418226%0.42%11,10011.1k1.724%1.72%-0.456464%-0.021746%-0.423495%-0.049175%-0.478210%0.48%0.456464%0.423495%0.456464%0.46%18,05218.1k2.804%2.80%-0.559655%-0.026018%-0.525785%-0.039587%-0.585672%0.59%0.559655%0.525785%0.559655%0.56%14,74714.7k2.291%2.29%-0.607310%-0.043865%-0.570641%-0.029363%-0.651175%0.65%0.607310%0.570641%0.607310%0.61%40,51040.5k6.292%6.29%-0.733158%-0.636306%-0.026894%-0.733158%0.73%0.733158%0.005499%0.636306%0.738657%0.74%47,37747.4k7.359%7.36%-0.708274%-0.016620%-0.635765%-0.012075%-0.724895%0.72%0.708274%0.635765%0.708274%0.71%46,13346.1k7.166%7.17%-0.710418%-0.021902%-0.636249%-0.016499%-0.732320%0.73%0.710418%0.636249%0.710418%0.71%46,44146.4k7.214%7.21%-0.674910%-0.026810%-0.636135%-0.015218%-0.701720%0.70%0.674910%0.636135%0.674910%0.67%44,31344.3k6.883%6.88%-0.678109%-0.689449%-0.678109%0.68%0.678109%0.041939%0.689449%0.013063%0.720048%0.72%45,00645.0k6.991%6.99%-0.732071%-0.742308%-0.732071%0.73%0.732071%0.060579%0.742308%0.029742%0.792650%0.79%49,08049.1k7.624%7.62%-0.739320%-0.762025%-0.739320%0.74%0.739320%0.080927%0.762025%0.054365%0.820247%0.82%30,12130.1k4.679%4.68%-0.702248%-0.801565%-0.702248%0.70%0.702248%0.260489%0.801565%0.111214%0.962736%0.96%10,71910.7k1.665%1.66%-0.771525%-0.840487%-0.771525%0.77%0.771525%0.026561%0.840487%0.080456%0.798086%0.80%10,10510.1k1.570%1.57%-0.671415%-0.720801%-0.671415%0.67%0.671415%0.003340%0.720801%0.065622%0.674754%0.67%17,33317.3k2.692%2.69%-0.727774%-0.783702%-0.727774%0.73%0.727774%0.048463%0.783702%0.034128%0.776237%0.78%29,04829.0k4.512%4.51%-0.677022%-0.733308%-0.677022%0.68%0.677022%0.079995%0.733308%0.058953%0.757017%0.76%46,16146.2k7.170%7.17%-0.666957%-0.753263%-0.666957%0.67%0.666957%0.006648%0.753263%0.014041%0.673605%0.67%43,15243.2k6.703%6.70%-0.608397%-0.718831%-0.608397%0.61%0.608397%0.036409%0.718831%0.027986%0.644807%0.64%40,34040.3k6.266%6.27%
Count number of people in age cohort
% age cohort as a percentage of the total population
1normalized with respect to the number of years in each interval

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of San Bernardino County and Ontario
More Females More Males
San Bernardino County
Ontario
100%50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-136.546521%-98.904336%-136.546521%136.5%0.4230.4270.286%70.3%29.714%29.7%-56.597085%-34.797329%-56.597085%56.6%0.6390.6461.028%61.0%38.972%39.0%-9.098229%-21.055767%-9.098229%9.1%0.9170.9252.176%52.2%47.824%47.8%-21.983376%-16.633250%-21.983376%22.0%0.8200.8254.952%55.0%45.048%45.0%-8.905579%-9.047941%-8.905579%8.9%0.9180.9252.131%52.1%47.869%47.9%-6.128134%-9.484173%-6.128134%6.1%0.9420.9451.486%51.5%48.514%48.5%-4.764065%-11.611746%-4.764065%4.8%0.9550.9551.163%51.2%48.837%48.8%-4.648904%-7.529114%-4.648904%4.6%0.9560.9651.136%51.1%48.864%48.9%-7.222876%-5.145566%-7.222876%7.2%0.9330.9351.743%51.7%48.257%48.3%-4.226655%0.750000%0.750000%0.8%1.0081.0149.813%49.8%50.187%50.2%-2.346594%-1.899358%-2.346594%2.3%0.9770.9850.580%50.6%49.420%49.4%-3.082911%-2.593217%-3.082911%3.1%0.9700.9750.759%50.8%49.241%49.2%-3.972382%-2.392216%-3.972382%4.0%0.9620.9650.974%51.0%49.026%49.0%6.184717%1.894664%6.184717%6.2%1.0621.0648.500%48.5%51.500%51.5%8.274984%4.006753%8.274984%8.3%1.0831.0848.013%48.0%51.987%52.0%10.946145%7.134255%10.946145%10.9%1.1091.1147.405%47.4%52.595%52.6%37.093563%13.874578%37.093563%37.1%1.3711.3742.177%42.2%57.823%57.8%3.442722%9.572485%3.442722%3.4%1.0341.0349.154%49.2%50.846%50.8%0.497397%9.104080%0.497397%0.5%1.0051.0049.876%49.9%50.124%50.1%6.659078%4.354761%6.659078%6.7%1.0671.0748.389%48.4%51.611%51.6%11.815721%8.039355%11.815721%11.8%1.1181.1247.211%47.2%52.789%52.8%0.996786%1.863965%0.996786%1.0%1.0101.0149.752%49.8%50.248%50.2%5.984477%3.893291%5.984477%6.0%1.0601.0648.547%48.5%51.453%51.5%
M:F ratio of males to females in the age cohort
F females as a percentage of the age cohort
M males as a percentage of the age cohort

Map of Age Cohorts by Neighborhood in Ontario

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
20.95%21.23%21.49%21.76%22.03%22.30%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
4.67%4.85%5.03%5.21%5.38%5.57%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
9.63%10.04%10.45%10.85%11.26%11.68%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
13.1%13.7%14.2%14.8%15.3%15.9%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
11.50%12.00%12.50%13.00%13.49%13.99%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
12.0%13.5%15.0%16.6%18.1%19.6%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
9.291%9.304%9.317%9.330%9.343%9.356%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
5.57%6.02%6.46%6.90%7.35%7.80%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
2.91%3.17%3.42%3.67%3.92%4.18%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Ontario

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
4%11%18%25%31%38%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.1%2.9%4.6%6.4%8.1%9.9%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
4.0%8.6%13.2%17.8%22.4%27.1%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
5.8%9.4%13.0%16.6%20.1%23.7%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
8.4%11.4%14.3%17.3%20.2%23.2%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
6.3%9.9%13.5%17.0%20.5%24.1%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
3.2%6.4%9.6%12.8%16.0%19.2%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
0.9%2.9%4.9%6.9%8.9%11.0%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.1%1.8%3.4%5.1%6.7%8.4%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Ontario

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
2%11%19%27%35%44%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%4.5%9.1%13.6%18.1%22.7%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
1%8%14%20%26%32%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0%6%12%18%23%30%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
3%9%14%19%24%30%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
2%10%17%24%31%38%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%5%11%16%21%27%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%3.5%7.0%10.4%13.9%17.5%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0%6%11%17%23%29%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Ontario

There are 2 neighborhoods that are fully or partially contained within Ontario (0 fully and 2 partially). This section compares all 2 of those to each other, Ontario, and other entities that contain or substantially overlap with Ontario.

Children by Neighborhood#32

Percentage of population aged 0 to 17 (%):
Scope: population of Ontario, selected neighborhoods in Ontario, and entities that contain Ontario
0%5%10%15%20%25%Count#San Bernardino CountySan BernardinoRiverside, San Bernardino, and Ontario Metro AreaRiversideOntarioWestCaliforniaPacificUnited States of AmericaUnited StatesOakmont NeighborhoodOakmontGreen River NeighborhoodGreen River27.363518%27.363518%27.4%576,482576k26.859040%26.859040%26.9%1,190,0291.19M24.651051%24.651051%24.7%158,701159k23.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M22.296921%22.296921%22.3%769120.957317%20.957317%21.0%5155162
Count number of children
# rank of neighborhood out of 2 by %

Age Cohorts by County Subdivision in the Riverside Area

There are 29 county subdivisions in the Riverside Area. This section compares Ontario to all of the county subdivisions in the Riverside Area and to those entities that contain or substantially overlap with Ontario.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Ontario, selected other county subdivisions in the Riverside Area, and entities that contain Ontario
0%10%20%30%Count#Newberry Springs-BakerNewberry Spgs-Ba…BarstowVictorville-HesperiaSan BernardinoJurupaPerris ValleyElsinore ValleyElsinore VlyMurrietaCoachella ValleyCoachella VlySan Bernardino CountySan BernardinoLake MathewsHemet-San JacintoRiverside, San Bernardino, and Ontario Metro AreaRiversideMount Baldy-WrightwoodMt Baldy-Wrightw…Desert Hot SpringsDesert Hot SpgsBlytheCoronaRiversideSan Gorgonio PassSearles ValleySearles VlyYucaipaOntarioWestCaliforniaTwentynine Palms-Yucca ValleyTwentynine Palms…PacificUnited States of AmericaUnited StatesLake ArrowheadLk ArrowheadNeedlesBig BearNorcoCathedral City-Palm DesertCathedral City-Pal…IdyllwildPalm SpringsChuckwalla ValleyChuckwalla Vly36.565248%36.565248%36.6%4,699131.459213%31.459213%31.5%13,78713.8k229.435174%29.435174%29.4%111,612112k328.994345%28.994345%29.0%243,195243k428.915867%28.915867%28.9%46,06546.1k528.846536%28.846536%28.8%82,74682.7k628.672682%28.672682%28.7%34,66934.7k728.640426%28.640426%28.6%87,94187.9k828.227720%28.227720%28.2%53,66453.7k927.363518%27.363518%27.4%576,482576k27.187342%27.187342%27.2%7,5261026.879292%26.879292%26.9%44,38944.4k1126.859040%26.859040%26.9%1,190,0291.19M26.853187%26.853187%26.9%1,8621226.711750%26.711750%26.7%14,22014.2k1326.696435%26.696435%26.7%3,9461426.216001%26.216001%26.2%48,61648.6k1525.927237%25.927237%25.9%123,053123k1625.247566%25.247566%25.2%24,32324.3k1725.075377%25.075377%25.1%4991825.030354%25.030354%25.0%13,40013.4k1924.651051%24.651051%24.7%158,701159k2023.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.449676%23.449676%23.4%16,40016.4k2123.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M22.606050%22.606050%22.6%5,0522222.300119%22.300119%22.3%1,4952321.491783%21.491783%21.5%5,7802420.724581%20.724581%20.7%5,3202518.854968%18.854968%18.9%28,58328.6k2618.712484%18.712484%18.7%2,1512712.989890%12.989890%13.0%5,923285.103431%5.103431%5.1%41229
Count number of children
# rank of county subdivision out of 29 by %

Age Cohorts by County Subdivision in California

There are 397 county subdivisions in California. This section compares Ontario to the 50 most populous county subdivisions in California and to those entities that contain or substantially overlap with Ontario. The least populous of the compared county subdivisions has a population of 168,048.

Children by County Subdivision#50

Percentage of population aged 0 to 17 (%):
Scope: population of Ontario, selected other county subdivisions in California, and entities that contain Ontario
0%10%20%30%Count#BakersfieldSalinasVictorville-HesperiaSouth Antelope ValleyS Antelope VlySouth Gate-East Los AngelesS Gate-E Los Ang…San BernardinoPerris ValleyMurrietaFresnoStocktonCoachella ValleyCoachella VlyNorth Antelope ValleyN Antelope VlyOxnardSan Bernardino CountySan BernardinoModestoComptonRiverside, San Bernardino, and Ontario Metro AreaRiversideNewhallCoronaRiversideMission ViejoInglewoodDowney-NorwalkIrvine-Lake ForestIrvine-Lk FrstOntarioLivermore-PleasantonLivermore-Pleasant…Anaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodWestCaliforniaOceanside-EscondidoOceanside-Escond…PacificSan MateoWhittierUnited States of AmericaUnited StatesSan JoseEast San Gabriel ValleyE San Gabriel VlyFremontUpper San Gabriel ValleyUpper San Gabriel …HaywardSanta RosaSan DiegoCentral Contra CostaCntrl Contra CostaWest Contra CostaW Contra CostaSan Fernando ValleySan Fernando VlyLos AngelesPasadenaOaklandSouth CoastNorth CoastSouth San FranciscoS San FranciscoSouthwest San Gabriel ValleySW San Gabriel VlyCentral CoastSanta BarbaraSan Francisco30.255492%30.255492%30.3%124,377124k130.103304%30.103304%30.1%50,58850.6k229.435174%29.435174%29.4%111,612112k329.365511%29.365511%29.4%62,62962.6k429.165936%29.165936%29.2%146,441146k528.994345%28.994345%29.0%243,195243k628.846536%28.846536%28.8%82,74682.7k728.640426%28.640426%28.6%87,94187.9k828.397448%28.397448%28.4%196,566197k928.302745%28.302745%28.3%99,59099.6k1028.227720%28.227720%28.2%53,66453.7k1127.930766%27.930766%27.9%53,54353.5k1227.601989%27.601989%27.6%66,82066.8k1327.363518%27.363518%27.4%576,482576k27.298986%27.298986%27.3%88,17988.2k1427.269923%27.269923%27.3%95,47895.5k1526.859040%26.859040%26.9%1,190,0291.19M26.282485%26.282485%26.3%69,57069.6k1626.216001%26.216001%26.2%48,61648.6k1725.927237%25.927237%25.9%123,053123k1825.710652%25.710652%25.7%59,63259.6k1925.154719%25.154719%25.2%94,09594.1k2025.088958%25.088958%25.1%105,268105k2124.862386%24.862386%24.9%61,96962.0k2224.651051%24.651051%24.7%158,701159k2324.636401%24.636401%24.6%54,95155.0k2424.485581%24.485581%24.5%415,583416k2524.105398%24.105398%24.1%270,060270k2624.003737%24.003737%24.0%138,756139k2723.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.555887%23.555887%23.6%155,230155k2823.336041%23.336041%23.3%12,102,10512.1M23.297112%23.297112%23.3%94,14294.1k2923.292335%23.292335%23.3%75,73275.7k3023.108006%23.108006%23.1%73,612,43873.6M22.866327%22.866327%22.9%401,701402k3122.814001%22.814001%22.8%218,249218k3222.761568%22.761568%22.8%78,49678.5k3322.722312%22.722312%22.7%75,16775.2k3422.418273%22.418273%22.4%86,88086.9k3522.319074%22.319074%22.3%48,24048.2k3621.982996%21.982996%22.0%523,203523k3721.890089%21.890089%21.9%108,396108k3821.643526%21.643526%21.6%55,57355.6k3921.633042%21.633042%21.6%398,263398k4020.884750%20.884750%20.9%537,723538k4120.347629%20.347629%20.3%55,72355.7k4220.278714%20.278714%20.3%88,08188.1k4320.167625%20.167625%20.2%63,67063.7k4419.605378%19.605378%19.6%74,22474.2k4519.403573%19.403573%19.4%62,09962.1k4619.084224%19.084224%19.1%61,84361.8k4717.750779%17.750779%17.8%45,58445.6k4816.533978%16.533978%16.5%31,85831.9k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the West

There are 1,950 county subdivisions in the West. This section compares Ontario to the 50 most populous county subdivisions in the West and to those entities that contain or substantially overlap with Ontario. The least populous of the compared county subdivisions has a population of 323,012.

Children by County Subdivision#59

Percentage of population aged 0 to 17 (%):
Scope: population of Ontario, selected other county subdivisions in the West, and entities that contain Ontario
0%10%20%30%Count#BakersfieldVictorville-HesperiaSouth Gate-East Los AngelesS Gate-E Los Ang…San BernardinoChandlerFresnoStocktonSalt Lake CitySalt Lk CitySan Bernardino CountySan BernardinoModestoComptonRiverside, San Bernardino, and Ontario Metro AreaRiversideRiversideSouth AuroraInglewoodDowney-NorwalkPhoenixOntarioBoise CityAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…Beaverton-HillsboroSacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasEwaWestCaliforniaOceanside-EscondidoOceanside-Escond…PacificSan MateoWhittierColorado SpringsColorado SpgsUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlyFremontUpper San Gabriel ValleyUpper San Gabriel …Seattle EastTacomaSpokaneHaywardSan DiegoCentral Contra CostaCntrl Contra CostaSan Fernando ValleySan Fernando VlyTucsonNortheast JeffersonNE JeffersonLos AngelesDenverOaklandNorth CoastPortland EastSouthwest San Gabriel ValleySW San Gabriel VlySeattleHonoluluSan Francisco30.255492%30.255492%30.3%124,377124k129.435174%29.435174%29.4%111,612112k229.165936%29.165936%29.2%146,441146k328.994345%28.994345%29.0%243,195243k428.984100%28.984100%29.0%121,788122k528.397448%28.397448%28.4%196,566197k628.302745%28.302745%28.3%99,59099.6k727.496527%27.496527%27.5%270,755271k827.363518%27.363518%27.4%576,482576k27.298986%27.298986%27.3%88,17988.2k927.269923%27.269923%27.3%95,47895.5k1026.859040%26.859040%26.9%1,190,0291.19M25.927237%25.927237%25.9%123,053123k1125.535072%25.535072%25.5%98,09498.1k1225.154719%25.154719%25.2%94,09594.1k1325.088958%25.088958%25.1%105,268105k1424.820142%24.820142%24.8%790,766791k1524.651051%24.651051%24.7%158,701159k1624.573713%24.573713%24.6%83,11183.1k1724.485581%24.485581%24.5%415,583416k1824.260613%24.260613%24.3%104,522105k1924.105398%24.105398%24.1%270,060270k2024.003737%24.003737%24.0%138,756139k2123.974603%23.974603%24.0%448,315448k2223.870694%23.870694%23.9%81,44881.4k2323.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.555887%23.555887%23.6%155,230155k2423.336041%23.336041%23.3%12,102,10512.1M23.297112%23.297112%23.3%94,14294.1k2523.292335%23.292335%23.3%75,73275.7k2623.163415%23.163415%23.2%91,42691.4k2723.108006%23.108006%23.1%73,612,43873.6M23.033158%23.033158%23.0%147,927148k2822.866327%22.866327%22.9%401,701402k2922.814001%22.814001%22.8%218,249218k3022.761568%22.761568%22.8%78,49678.5k3122.722312%22.722312%22.7%75,16775.2k3222.721955%22.721955%22.7%133,247133k3322.639000%22.639000%22.6%100,255100k3422.471811%22.471811%22.5%81,45281.5k3522.418273%22.418273%22.4%86,88086.9k3621.982996%21.982996%22.0%523,203523k3721.890089%21.890089%21.9%108,396108k3821.633042%21.633042%21.6%398,263398k3921.517750%21.517750%21.5%188,032188k4020.944454%20.944454%20.9%98,64098.6k4120.884750%20.884750%20.9%537,723538k4220.705017%20.705017%20.7%137,337137k4320.278714%20.278714%20.3%88,08188.1k4419.605378%19.605378%19.6%74,22474.2k4519.507968%19.507968%19.5%96,00396.0k4619.084224%19.084224%19.1%61,84361.8k4717.999155%17.999155%18.0%187,875188k4817.885770%17.885770%17.9%71,80671.8k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision out of 50 by %

Age Cohorts by County Subdivision in the United States

There are 35,600 county subdivisions in the United States. This section compares Ontario to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with Ontario. The least populous of the compared county subdivisions has a population of 547,300.

Children by County Subdivision#68

Percentage of population aged 0 to 17 (%):
Scope: population of Ontario, selected other county subdivisions in the United States, and entities that contain Ontario
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CitySan Bernardino CountySan BernardinoNortheast TarrantNE TarrantRiverside, San Bernardino, and Ontario Metro AreaRiversideHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…SacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWestCaliforniaOceanside-EscondidoOceanside-Escond…BrooklynPacificUnited States of AmericaUnited StatesAlbuquerqueSan JoseEast San Gabriel ValleyE San Gabriel VlySeattle EastColumbusTown of HempsteadHempsteadOrlandoPhiladelphiaSan DiegoChicagoTampaAustinSan Fernando ValleySan Fernando VlyTucsonBaltimoreLos AngelesDenverQueensAtlantaMiamiSeattleWashingtonBostonManhattanSan Francisco28.994345%28.994345%29.0%243,195243k128.849273%28.849273%28.8%278,686279k228.832103%28.832103%28.8%215,729216k328.397448%28.397448%28.4%196,566197k427.641788%27.641788%27.6%235,492235k527.496527%27.496527%27.5%270,755271k627.363518%27.363518%27.4%576,482576k26.987978%26.987978%27.0%154,609155k726.859040%26.859040%26.9%1,190,0291.19M26.725236%26.725236%26.7%882,854883k826.475933%26.475933%26.5%158,504159k926.202297%26.202297%26.2%183,823184k1026.125729%26.125729%26.1%143,291143k1125.730246%25.730246%25.7%398,059398k1225.573137%25.573137%25.6%367,431367k1325.541202%25.541202%25.5%139,787140k1425.334430%25.334430%25.3%150,050150k1525.218343%25.218343%25.2%172,353172k1624.820142%24.820142%24.8%790,766791k1724.651051%24.651051%24.7%158,701159k1824.540635%24.540635%24.5%198,493198k1924.485581%24.485581%24.5%415,583416k2024.105398%24.105398%24.1%270,060270k2124.003737%24.003737%24.0%138,756139k2223.974603%23.974603%24.0%448,315448k2323.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.555887%23.555887%23.6%155,230155k2423.337305%23.337305%23.3%608,369608k2523.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M23.033158%23.033158%23.0%147,927148k2622.866327%22.866327%22.9%401,701402k2722.814001%22.814001%22.8%218,249218k2822.721955%22.721955%22.7%133,247133k2922.597144%22.597144%22.6%185,081185k3022.467309%22.467309%22.5%172,708173k3122.237882%22.237882%22.2%129,541130k3222.168125%22.168125%22.2%345,809346k3321.982996%21.982996%22.0%523,203523k3421.913385%21.913385%21.9%594,733595k3521.700117%21.700117%21.7%144,592145k3621.692326%21.692326%21.7%186,313186k3721.633042%21.633042%21.6%398,263398k3821.517750%21.517750%21.5%188,032188k3921.123671%21.123671%21.1%131,178131k4020.884750%20.884750%20.9%537,723538k4120.705017%20.705017%20.7%137,337137k4220.470812%20.470812%20.5%472,878473k4319.876571%19.876571%19.9%115,302115k4419.544858%19.544858%19.5%188,182188k4517.999155%17.999155%18.0%187,875188k4617.402645%17.402645%17.4%114,685115k4716.549062%16.549062%16.5%108,939109k4814.639548%14.639548%14.6%239,355239k4913.481174%13.481174%13.5%114,628115k50
Count number of children
# rank of county subdivision out of 50 by %

Definitions

The US Census reports extensively on the topics of age and sex, often reporting other topics broken down by age and sex cohorts. This page reports on age and sex alone; charts presenting other topics by age and sex can be found on their topic-specific pages.

  • Children: less than 18 years old
  • College: from 18 to 21 years old
  • 20s: from 22 to 29 years old, to not overlap the college category
  • Younger Adult: from 22 to 39 years old
  • Older Adult: from 40 to 64 years old
  • Senior: more than 64 years old

For additional information about the data presented on this site, including our sources, please see the About Page.

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State:
California
County:
San Bernardino
Metro Area:
Riverside Area
Cities:
Chino, Chino Hills, Fontana, Montclair, Ontario, Rancho Cucamonga, Upland
Unincorporated Place:
San Antonio Heights
ZIP Codes:
91701, 91708, 91709, 91710, 91730, 91737, 91739, 91761, 91762, 91763, 91764, 91766, 91784, 91786, 92336, 92880
Unified School Districts:
Chino Valley, Fontana, Upland
Elementary School Districts:
Alta Loma, Central, Cucamonga, Etiwanda, Mountain View, Ontario-Montclair
Secondary School District:
Chaffey
Neighborhoods:
Green River, Oakmont
Congressional Districts:
CA-8, CA-27, CA-31, CA-35, CA-39
State Senate Districts:
CA-20, CA-23, CA-25, CA-29
Assembly Districts:
CA-40, CA-41, CA-47, CA-52, CA-55