Age and Sex in Rocklin, Placer 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 Placer County.
Scope: population of Placer County, Rocklin, and other county subdivisions in Placer County
Rocklin
Placer County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41,7531.937%1.94%1,3261.465%1.47%2,5172.781%2.78%3,6033.981%3.98%2,4172.671%2.67%1,8622.058%2.06%3,4013.758%3.76%2,4962.758%2.76%6,5057.188%7.19%7,7118.521%8.52%8,0208.862%8.86%6,1166.758%6.76%5,0525.583%5.58%4,2774.726%4.73%3,8614.267%4.27%2,6842.966%2.97%8250.912%0.91%1,4191.568%1.57%2,5182.783%2.78%5,1655.708%5.71%7,1977.953%7.95%5,7806.387%6.39%3,9894.408%4.41%
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 Placer County and Rocklin
Female Male
Placer County
Rocklin
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.182639%-0.048438%-0.221115%-0.053843%-0.231077%0.23%0.182639%0.221115%0.182639%0.18%13,47813.5k14.894%14.9%-0.736668%-0.040533%-0.660656%-0.043965%-0.777201%0.78%0.736668%0.660656%0.736668%0.74%34,24934.2k37.847%37.8%-0.482414%-0.565014%-0.482414%0.48%0.482414%0.009700%0.565014%0.000735%0.492114%0.49%15,87415.9k17.541%17.5%-0.618549%-0.563927%-0.618549%0.62%0.618549%0.078458%0.563927%0.042165%0.697008%0.70%4,7625.262%5.26%-0.677577%-0.003499%-0.626286%-0.681076%0.68%0.677577%0.626286%0.023852%0.677577%0.68%22,13122.1k24.456%24.5%
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 Placer County and Rocklin
Female Male
Placer County
Rocklin
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.041577%-0.037917%-0.050429%-0.045690%-0.079494%0.08%0.041577%0.050429%0.041577%0.04%1,7531.937%1.94%-0.136142%-0.020775%-0.201527%-0.045605%-0.156916%0.16%0.136142%0.201527%0.136142%0.14%1,3261.465%1.47%-0.239574%-0.077132%-0.296569%-0.045335%-0.316706%0.32%0.239574%0.296569%0.239574%0.24%2,5172.781%2.78%-0.359140%-0.078016%-0.418219%-0.058612%-0.437156%0.44%0.359140%0.418219%0.359140%0.36%3,6033.981%3.98%-0.420286%-0.457492%-0.129170%-0.420286%0.42%0.420286%0.049727%0.457492%0.470013%0.47%2,4172.671%2.67%-0.412735%-0.203328%-0.599615%-0.036025%-0.616063%0.62%0.412735%0.599615%0.412735%0.41%1,8622.058%2.06%-0.605565%-0.041623%-0.578746%-0.058198%-0.647188%0.65%0.605565%0.578746%0.605565%0.61%3,4013.758%3.76%-0.647557%-0.647109%-0.006207%-0.647557%0.65%0.647557%0.083983%0.647109%0.731540%0.73%2,4962.758%2.76%-0.655292%-0.127080%-0.649808%-0.093855%-0.782372%0.78%0.655292%0.649808%0.655292%0.66%6,5057.188%7.19%-0.812430%-0.717649%-0.035135%-0.812430%0.81%0.812430%0.079342%0.717649%0.891772%0.89%7,7118.521%8.52%-0.810882%-0.150728%-0.682784%-0.033408%-0.961611%0.96%0.810882%0.682784%0.810882%0.81%8,0208.862%8.86%-0.669437%-0.012819%-0.646948%-0.020023%-0.682255%0.68%0.669437%0.646948%0.669437%0.67%6,1166.758%6.76%-0.497934%-0.120671%-0.604742%-0.029792%-0.618605%0.62%0.497934%0.604742%0.497934%0.50%5,0525.583%5.58%-0.431852%-0.578890%-0.009715%-0.431852%0.43%0.431852%0.081552%0.578890%0.513404%0.51%4,2774.726%4.73%-0.412403%-0.028510%-0.512021%-0.440913%0.44%0.412403%0.512021%0.019861%0.412403%0.41%3,8614.267%4.27%-0.408867%-0.498150%-0.408867%0.41%0.408867%0.170914%0.498150%0.037150%0.579781%0.58%2,6842.966%2.97%-0.439808%-0.509484%-0.439808%0.44%0.439808%0.032046%0.509484%0.047494%0.471854%0.47%8250.912%0.91%-0.658607%-0.250845%-0.629029%-0.909453%0.91%0.658607%0.629029%0.038589%0.658607%0.66%1,4191.568%1.57%-0.562468%-0.558597%-0.562468%0.56%0.562468%0.266316%0.558597%0.041288%0.828784%0.83%2,5182.783%2.78%-0.940025%-0.022469%-0.693344%-0.962495%0.96%0.940025%0.693344%0.028964%0.940025%0.94%5,1655.708%5.71%-0.781267%-0.672692%-0.781267%0.78%0.781267%0.028068%0.672692%0.020941%0.809335%0.81%7,1977.953%7.95%-0.617500%-0.628328%-0.617500%0.62%0.617500%0.042434%0.628328%0.035837%0.659933%0.66%5,7806.387%6.39%-0.405994%-0.069618%-0.537603%-0.475612%0.48%0.405994%0.537603%0.011712%0.405994%0.41%3,9894.408%4.41%
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 Placer County and Rocklin
More Females More Males
Placer County
Rocklin
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-91.196013%-90.602007%-91.196013%91.2%0.5230.5265.659%65.7%34.341%34.3%-15.259740%-22.629888%-15.259740%15.3%0.8680.8753.544%53.5%46.456%46.5%-32.195572%-15.286624%-32.195572%32.2%0.7560.7656.933%56.9%43.067%43.1%-21.723077%-14.014712%-21.723077%21.7%0.8220.8254.899%54.9%45.101%45.1%-28.234369%11.831727%11.831727%11.8%1.1181.1247.207%47.2%52.793%52.8%-49.263722%-6.008101%-49.263722%49.3%0.6700.6759.882%59.9%40.118%40.1%-6.873479%-10.055953%-6.873479%6.9%0.9360.9451.661%51.7%48.339%48.3%-0.959133%12.969283%12.969283%13.0%1.1301.1346.955%47.0%53.045%53.0%-19.392917%-14.443522%-19.392917%19.4%0.8380.8454.420%54.4%45.580%45.6%-4.895841%9.766050%9.766050%9.8%1.0981.1047.672%47.7%52.328%52.3%-18.588171%-4.892894%-18.588171%18.6%0.8430.8454.252%54.3%45.748%45.7%-1.914823%-3.095020%-1.914823%1.9%0.9810.9850.474%50.5%49.526%49.5%-24.234354%-4.926372%-24.234354%24.2%0.8050.8055.404%55.4%44.596%44.6%-1.678165%18.884340%18.884340%18.9%1.1891.1945.686%45.7%54.314%54.3%-6.913183%-6.913183%6.9%3.878992%0.9350.9451.671%51.7%48.329%48.3%41.801802%7.457566%41.801802%41.8%1.4181.4241.356%41.4%58.644%58.6%7.286432%9.322034%7.286432%7.3%1.0731.0748.242%48.2%51.758%51.8%-38.087248%-38.087248%38.1%6.134706%0.7240.7257.999%58.0%42.001%42.0%47.347741%7.391304%47.347741%47.3%1.4731.4740.429%40.4%59.571%59.6%-2.390282%-2.390282%2.4%4.177478%0.9770.9850.591%50.6%49.409%49.4%3.592645%3.112965%3.592645%3.6%1.0361.0449.118%49.1%50.882%50.9%6.871868%5.703487%6.871868%6.9%1.0691.0748.339%48.3%51.661%51.7%-17.147523%-17.147523%17.1%2.178496%0.8540.8553.948%53.9%46.052%46.1%
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 Rocklin

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
21.8%23.3%24.6%26.0%27.4%28.8%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
2.2%3.1%3.8%4.6%5.4%6.2%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
7.5%9.1%10.6%12.1%13.6%15.2%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
11.1%12.7%14.2%15.8%17.3%18.9%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
15.18%15.68%16.17%16.66%17.15%17.65%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
12.5%13.3%14.1%14.9%15.8%16.6%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
5.9%7.0%8.1%9.1%10.2%11.3%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
2.3%2.9%3.5%4.1%4.7%5.4%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
0.9%1.6%2.3%2.9%3.6%4.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Rocklin

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
16.2%19.9%23.7%27.4%31.1%34.9%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
2.3%3.7%4.9%6.2%7.5%8.8%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
3.1%5.7%8.3%10.9%13.5%16.2%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
3.3%6.2%9.0%11.9%14.7%17.6%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
9.7%12.0%14.3%16.6%18.9%21.3%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
9.7%13.3%16.7%20.2%23.7%27.2%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
4.3%7.2%10.0%12.8%15.7%18.5%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
1.5%3.8%6.2%8.5%10.8%13.2%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
1.0%2.2%3.3%4.4%5.6%6.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Rocklin

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
12%18%23%28%34%39%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%2.9%5.9%8.8%11.8%14.8%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0.8%4.6%8.3%12.1%15.8%19.6%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0.0%4.9%9.8%14.7%19.6%24.6%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
5.8%9.9%14.0%18.2%22.3%26.4%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
8.3%13.3%18.3%23.3%28.3%33.4%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
2.6%7.3%11.9%16.5%21.1%25.7%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0.0%3.9%7.7%11.6%15.5%19.4%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.6%2.6%4.7%6.7%8.7%10.8%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Rocklin

There are 6 neighborhoods that are fully or partially contained within Rocklin (0 fully and 6 partially). This section compares all 6 of those to each other, Rocklin, and other entities that contain or substantially overlap with Rocklin.

Children by Neighborhood#32

Percentage of population aged 0 to 17 (%):
Scope: population of Rocklin, selected neighborhoods in Rocklin, and entities that contain Rocklin
0%5%10%15%20%25%Count#Stanford NeighborhoodStanfordStoneridge NeighborhoodStoneridgeRocklinWestHarding NeighborhoodHardingCaliforniaSacramento, Roseville, Arden, and Arcade Metro AreaSacramentoPacificUnited States of AmericaUnited StatesJohnson Ranch NeighborhoodJohnson RanchPlacer CountyPlacerOlympus Pointe NeighborhoodOlympus Pt28.733755%28.733755%28.7%1,2111,212125.278516%25.278516%25.3%1,2991,300224.455765%24.455765%24.5%22,13122.1k23.760486%23.760486%23.8%17,834,66617.8M23.731009%23.731009%23.7%913323.646283%23.646283%23.6%9,140,2839.14M23.629301%23.629301%23.6%529,897530k23.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M23.052064%23.052064%23.1%1,0161,017422.975624%22.975624%23.0%85,14185.1k21.891885%21.891885%21.9%5195
Count number of children
# rank of neighborhood out of 5 by %

Age Cohorts by County Subdivision in the Sacramento Area

There are 25 county subdivisions in the Sacramento Area. This section compares Rocklin to all of the county subdivisions in the Sacramento Area and to those entities that contain or substantially overlap with Rocklin.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of Rocklin, selected other county subdivisions in the Sacramento Area, and entities that contain Rocklin
0%10%20%Count#ClarksburgElk GroveKnights LandingKnights LndgGaltEspartoLincolnWoodlandEast YoloWintersFolsomRocklinSacramentoWestRosevilleCaliforniaSacramento, Roseville, Arden, and Arcade Metro AreaSacramentoRancho CordovaPacificUnited States of AmericaUnited StatesPlacer CountyPlacerSouth El DoradoS El DoradoIsletonForesthill-Back CountryForesthill-Back Co…SloughhouseNorth El DoradoN El DoradoSouth Lake TahoeS Lk TahoePlacervilleColfax-Monumental RidgeColfax-Monumenta…AuburnLake TahoeDavis29.401993%29.401993%29.4%354127.801143%27.801143%27.8%33,11733.1k226.586937%26.586937%26.6%1,156326.509925%26.509925%26.5%9,990425.941423%25.941423%25.9%1,488525.745952%25.745952%25.7%19,69919.7k625.509936%25.509936%25.5%15,53315.5k725.450735%25.450735%25.5%13,11413.1k824.579320%24.579320%24.6%2,118924.564448%24.564448%24.6%18,40018.4k1024.455765%24.455765%24.5%22,13122.1k1124.105398%24.105398%24.1%270,060270k1223.760486%23.760486%23.8%17,834,66617.8M23.669194%23.669194%23.7%28,74628.7k1323.646283%23.646283%23.6%9,140,2839.14M23.629301%23.629301%23.6%529,897530k23.371388%23.371388%23.4%26,96127.0k1423.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M22.975624%22.975624%23.0%85,14185.1k22.563820%22.563820%22.6%23,75023.8k1520.686917%20.686917%20.7%1,0421619.953052%19.953052%20.0%1,2751719.332751%19.332751%19.3%1,3271818.994361%18.994361%19.0%6,0971918.777557%18.777557%18.8%5,5792018.703320%18.703320%18.7%2,9802117.965096%17.965096%18.0%3,5722217.558490%17.558490%17.6%8,3382316.517056%16.517056%16.5%1,3802415.113318%15.113318%15.1%11,69011.7k25
Count number of children
# rank of county subdivision out of 25 by %

Age Cohorts by County Subdivision in California

There are 397 county subdivisions in California. This section compares Rocklin to the 50 most populous county subdivisions in California and to those entities that contain or substantially overlap with Rocklin. 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 Rocklin, selected other county subdivisions in California, and entities that contain Rocklin
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 VlyOxnardModestoComptonNewhallCoronaRiversideMission ViejoInglewoodDowney-NorwalkIrvine-Lake ForestIrvine-Lk FrstOntarioLivermore-PleasantonLivermore-Pleasant…Anaheim-Santa Ana-Garden GroveAnaheim-Santa An…RocklinSacramentoLong Beach-LakewoodLong Bch-LakewoodWestCaliforniaSacramento, Roseville, Arden, and Arcade Metro AreaSacramentoOceanside-EscondidoOceanside-Escond…PacificSan MateoWhittierUnited States of AmericaUnited StatesPlacer CountyPlacerSan 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%66,82066.8k1327.298986%27.298986%27.3%88,17988.2k1427.269923%27.269923%27.3%95,47895.5k1526.282485%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%415,583416k2524.455765%24.455765%24.5%22,13122.1k24.105398%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%9,140,2839.14M23.629301%23.629301%23.6%529,897530k23.555887%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%73,612,43873.6M22.975624%22.975624%23.0%85,14185.1k22.866327%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 Rocklin to the 50 most populous county subdivisions in the West and to those entities that contain or substantially overlap with Rocklin. 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 Rocklin, selected other county subdivisions in the West, and entities that contain Rocklin
0%10%20%30%Count#BakersfieldVictorville-HesperiaSouth Gate-East Los AngelesS Gate-E Los Ang…San BernardinoChandlerFresnoStocktonSalt Lake CitySalt Lk CityModestoComptonRiversideSouth AuroraInglewoodDowney-NorwalkPhoenixOntarioBoise CityAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…RocklinBeaverton-HillsboroSacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasEwaWestCaliforniaSacramento, Roseville, Arden, and Arcade Metro AreaSacramentoOceanside-EscondidoOceanside-Escond…PacificSan MateoWhittierColorado SpringsColorado SpgsUnited States of AmericaUnited StatesAlbuquerquePlacer CountyPlacerSan 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%270,755271k827.298986%27.298986%27.3%88,17988.2k927.269923%27.269923%27.3%95,47895.5k1025.927237%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%415,583416k1824.455765%24.455765%24.5%22,13122.1k24.260613%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%9,140,2839.14M23.629301%23.629301%23.6%529,897530k23.555887%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%147,927148k2822.975624%22.975624%23.0%85,14185.1k22.866327%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 Rocklin to the 50 most populous county subdivisions in the United States and to those entities that contain or substantially overlap with Rocklin. 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 Rocklin, selected other county subdivisions in the United States, and entities that contain Rocklin
0%10%20%Count#San BernardinoSouthwest DallasSW DallasNorthwest HarrisNW HarrisFresnoFort WorthSalt Lake CitySalt Lk CityNortheast TarrantNE TarrantHoustonMilwaukeeSan Antonio CentralSan Antonio CntrlEl PasoNortheast DallasNE DallasBronxPlanoTulsaDetroitPhoenixOntarioTownship 1:Charlotte1, CharlotteAnaheim-Santa Ana-Garden GroveAnaheim-Santa An…RocklinSacramentoLong Beach-LakewoodLong Bch-LakewoodLas VegasWestCaliforniaSacramento, Roseville, Arden, and Arcade Metro AreaSacramentoOceanside-EscondidoOceanside-Escond…BrooklynPacificUnited States of AmericaUnited StatesAlbuquerquePlacer CountyPlacerSan 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%270,755271k626.987978%26.987978%27.0%154,609155k726.725236%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%415,583416k2024.455765%24.455765%24.5%22,13122.1k24.105398%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%9,140,2839.14M23.629301%23.629301%23.6%529,897530k23.555887%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%147,927148k2622.975624%22.975624%23.0%85,14185.1k22.866327%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:
Placer
Metro Area:
Sacramento Area
Cities:
Lincoln, Rocklin, Roseville
Town:
Loomis
Unincorporated Places:
Granite Bay, Newcastle, Penryn
ZIP Codes:
95648, 95650, 95658, 95661, 95663, 95677, 95678, 95746, 95765
Unified School Districts:
Rocklin, Western Placer
Elementary School Districts:
Auburn, Eureka, Loomis, Newcastle, Roseville City
Secondary School Districts:
Placer, Roseville
Neighborhoods:
Harding, Industrial Area East, Johnson Ranch, Olympus Pointe, Stanford, Stoneridge
Congressional District:
CA-4
State Senate Districts:
CA-1, CA-4
Assembly Districts:
CA-5, CA-6