Age and Sex in Altadena, California (Unincorporated Place)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the places in California.
Scope: population of California, Altadena, and other places in California
Altadena
California
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-48431.873%1.87%1,1092.464%2.46%1,3072.904%2.90%1,7193.820%3.82%1,3322.960%2.96%1,0922.427%2.43%1,6783.729%3.73%1,2802.844%2.84%3,4517.669%7.67%3,9438.762%8.76%3,7258.278%8.28%3,0186.707%6.71%2,9346.520%6.52%2,9916.647%6.65%2,1314.735%4.74%1,4263.169%3.17%6101.356%1.36%4891.087%1.09%1,0752.389%2.39%1,8164.035%4.04%2,5235.607%5.61%2,3395.198%5.20%2,1704.822%4.82%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of California and Altadena
Female Male
California
Altadena
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.183823%-0.089257%-0.157885%-0.041886%-0.273080%0.27%0.183823%0.157885%0.183823%0.18%7,40216.449%16.4%-0.745850%-0.027822%-0.628107%-0.017115%-0.773672%0.77%0.745850%0.628107%0.745850%0.75%17,09517.1k37.988%38.0%-0.575543%-0.701647%-0.575543%0.58%0.575543%0.019506%0.701647%0.031578%0.595049%0.60%9,48221.071%21.1%-0.525544%-0.701652%-0.525544%0.53%0.525544%0.156663%0.701652%0.050982%0.682207%0.68%2,1744.831%4.83%-0.515421%-0.642652%-0.515421%0.52%0.515421%0.061480%0.642652%0.028379%0.576901%0.58%8,84819.662%19.7%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of California and Altadena
Female Male
California
Altadena
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.054999%-0.007083%-0.039047%-0.031647%-0.062082%0.06%0.054999%0.039047%0.054999%0.05%8431.873%1.87%-0.175107%-0.142663%-0.138544%-0.050257%-0.317771%0.32%0.175107%0.138544%0.175107%0.18%1,1092.464%2.46%-0.236884%-0.107109%-0.194002%-0.048276%-0.343992%0.34%0.236884%0.194002%0.236884%0.24%1,3072.904%2.90%-0.291549%-0.180885%-0.278404%-0.047771%-0.472434%0.47%0.291549%0.278404%0.291549%0.29%1,7193.820%3.82%-0.342215%-0.302216%-0.369729%-0.052880%-0.644430%0.64%0.342215%0.369729%0.342215%0.34%1,3322.960%2.96%-0.596653%-0.020000%-0.447596%-0.055693%-0.616653%0.62%0.596653%0.447596%0.596653%0.60%1,0922.427%2.43%-0.605172%-0.032592%-0.489719%-0.047683%-0.637764%0.64%0.605172%0.489719%0.605172%0.61%1,6783.729%3.73%-0.608875%-0.204440%-0.556695%-0.041019%-0.813315%0.81%0.608875%0.556695%0.608875%0.61%1,2802.844%2.84%-0.695096%-0.610297%-0.030760%-0.695096%0.70%0.695096%0.143552%0.610297%0.838648%0.84%3,4517.669%7.67%-0.864870%-0.022666%-0.672672%-0.012121%-0.887536%0.89%0.864870%0.672672%0.864870%0.86%3,9438.762%8.76%-0.818648%-0.018222%-0.669774%-0.836870%0.84%0.818648%0.669774%0.001370%0.818648%0.82%3,7258.278%8.28%-0.600431%-0.140441%-0.668957%-0.740872%0.74%0.600431%0.668957%0.000957%0.600431%0.60%3,0186.707%6.71%-0.648430%-0.661266%-0.648430%0.65%0.648430%0.007111%0.661266%0.007922%0.655541%0.66%2,9346.520%6.52%-0.642652%-0.043999%-0.705425%-0.686651%0.69%0.642652%0.705425%0.028957%0.642652%0.64%2,9916.647%6.65%-0.457768%-0.730940%-0.457768%0.46%0.457768%0.031555%0.730940%0.048142%0.489322%0.49%2,1314.735%4.74%-0.465175%-0.713830%-0.465175%0.47%0.465175%0.125923%0.713830%0.047764%0.591098%0.59%1,4263.169%3.17%-0.366659%-0.720108%-0.366659%0.37%0.366659%0.622208%0.720108%0.071664%0.988867%0.99%6101.356%1.36%-0.342215%-0.402213%-0.741386%-0.744428%0.74%0.342215%0.741386%0.058263%0.342215%0.34%4891.087%1.09%-0.495545%-0.672557%-0.495545%0.50%0.495545%0.203329%0.672557%0.037001%0.698873%0.70%1,0752.389%2.39%-0.625171%-0.659372%-0.625171%0.63%0.625171%0.094813%0.659372%0.030790%0.719984%0.72%1,8164.035%4.04%-0.481767%-0.642360%-0.481767%0.48%0.481767%0.157774%0.642360%0.027891%0.639541%0.64%2,5235.607%5.61%-0.496878%-0.643238%-0.496878%0.50%0.496878%0.045777%0.643238%0.027157%0.542655%0.54%2,3395.198%5.20%-0.462656%-0.039110%-0.632325%-0.501767%0.50%0.462656%0.632325%0.028642%0.462656%0.46%2,1704.822%4.82%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of California and Altadena
More Females More Males
California
Altadena
100%0%100%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-12.878788%-81.049811%-12.878788%12.9%0.8860.8953.025%53.0%46.975%47.0%-81.472081%-36.274956%-81.472081%81.5%0.5510.5564.472%64.5%35.528%35.5%-45.215760%-24.884451%-45.215760%45.2%0.6890.6959.220%59.2%40.780%40.8%-62.042683%-17.158978%-62.042683%62.0%0.6170.6261.838%61.8%38.162%38.2%-88.311688%-14.302341%-88.311688%88.3%0.5310.5365.315%65.3%34.685%34.7%-3.351955%-12.442599%-3.351955%3.4%0.9680.9750.824%50.8%49.176%49.2%-5.385557%-9.736728%-5.385557%5.4%0.9490.9551.311%51.3%48.689%48.7%-33.576642%-7.368277%-33.576642%33.6%0.7490.7557.188%57.2%42.813%42.8%-5.040236%20.652174%20.652174%20.7%1.2071.2145.320%45.3%54.680%54.7%-2.620761%-1.801966%-2.620761%2.6%0.9740.9750.647%50.6%49.353%49.4%-2.225841%-2.225841%2.2%0.204484%0.9780.9850.550%50.6%49.450%49.4%-23.390081%-23.390081%23.4%0.143012%0.8100.8155.235%55.2%44.765%44.8%1.096642%1.197933%1.096642%1.1%1.0111.0149.727%49.7%50.273%50.3%-6.846473%-6.846473%6.8%4.104936%0.9360.9451.655%51.7%48.345%48.3%6.893204%6.586347%6.893204%6.9%1.0691.0748.334%48.3%51.666%51.7%27.070064%6.691182%27.070064%27.1%1.2711.2744.039%44.0%55.961%56.0%169.696970%9.951788%169.696970%169.7%2.6972.7027.049%27.0%72.951%73.0%-117.532468%-117.532468%117.5%7.858621%0.4600.4668.507%68.5%31.493%31.5%41.031390%5.501565%41.031390%41.0%1.4101.4141.488%41.5%58.512%58.5%15.165877%4.669609%15.165877%15.2%1.1521.1546.476%46.5%53.524%53.5%32.749077%4.341943%32.749077%32.7%1.3271.3342.965%43.0%57.035%57.0%9.212880%4.221871%9.212880%9.2%1.0921.0947.798%47.8%52.202%52.2%-8.453410%-8.453410%8.5%4.529655%0.9220.9252.028%52.0%47.972%48.0%

Map of Age Cohorts by Neighborhood in Altadena

Children Age Cohorts by Neighborhood#5

Percentage of population aged 0 to 17 (%):
19.0%20.1%21.2%22.3%23.3%24.4%

College Age Cohorts by Neighborhood#6

Percentage of population aged 18 to 21 (%):
2.9%3.6%4.2%4.8%5.5%6.1%

20s Age Cohorts by Neighborhood#7

Percentage of population aged 22 to 29 (%):
8.2%9.3%10.3%11.4%12.4%13.5%

30s Age Cohorts by Neighborhood#8

Percentage of population aged 30 to 39 (%):
11.0%12.0%12.9%13.8%14.7%15.7%

40s Age Cohorts by Neighborhood#9

Percentage of population aged 40 to 49 (%):
11.9%12.7%13.4%14.2%14.9%15.7%

50s Age Cohorts by Neighborhood#10

Percentage of population aged 50 to 59 (%):
11.3%12.4%13.3%14.3%15.3%16.3%

60s Age Cohorts by Neighborhood#11

Percentage of population aged 60 to 69 (%):
8.3%9.5%10.7%11.8%13.0%14.2%

70s Age Cohorts by Neighborhood#12

Percentage of population aged 70 to 79 (%):
3.6%4.8%5.9%7.0%8.1%9.2%

80+ Age Cohorts by Neighborhood#13

Percentage of population aged 80 and older (%):
3.0%3.8%4.5%5.2%5.9%6.7%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in Altadena

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
15.1%17.0%18.7%20.5%22.3%24.1%

College Age Cohorts by Tract#15

Percentage of population aged 18 to 21 (%):
1.3%3.0%4.7%6.4%8.0%9.8%

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
3.5%5.6%7.5%9.5%11.5%13.5%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
6.7%9.0%11.3%13.6%15.8%18.1%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
11.3%13.0%14.6%16.2%17.8%19.5%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
12.2%13.9%15.5%17.1%18.7%20.4%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
8.9%10.4%11.8%13.1%14.5%15.9%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
3.3%4.5%5.7%6.8%7.9%9.1%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
2.0%3.2%4.4%5.6%6.8%8.0%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Altadena

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
8.8%13.3%17.8%22.3%26.8%31.4%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0.0%2.9%5.9%8.8%11.7%14.7%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0.0%4.6%9.2%13.9%18.5%23.2%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
2.6%7.5%12.5%17.4%22.3%27.3%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
4.7%8.9%13.1%17.3%21.5%25.8%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
7.8%11.5%15.2%18.8%22.5%26.2%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
5.2%8.6%11.9%15.2%18.4%21.8%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
1.3%4.2%7.1%9.9%12.8%15.7%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%2.7%5.4%8.1%10.8%13.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Altadena

Children Age Cohorts by Block#32

Percentage of population aged 0 to 17 (%):
0%10%21%31%41%52%

College Age Cohorts by Block#33

Percentage of population aged 18 to 21 (%):
0.0%3.1%6.2%9.2%12.3%15.4%

20s Age Cohorts by Block#34

Percentage of population aged 22 to 29 (%):
0.0%4.2%8.4%12.7%16.9%21.2%

30s Age Cohorts by Block#35

Percentage of population aged 30 to 39 (%):
0%10%20%30%40%50%

40s Age Cohorts by Block#36

Percentage of population aged 40 to 49 (%):
0%20%40%60%80%100%

50s Age Cohorts by Block#37

Percentage of population aged 50 to 59 (%):
0%20%40%60%80%100%

60s Age Cohorts by Block#38

Percentage of population aged 60 to 69 (%):
0%11%22%33%44%55%

70s Age Cohorts by Block#39

Percentage of population aged 70 to 79 (%):
0.0%4.0%8.0%12.0%16.0%20.0%

80+ Age Cohorts by Block#40

Percentage of population aged 80 and older (%):
0%11%22%33%45%56%
Road Data ©OpenStreetMap

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Age Cohorts by Neighborhood in Altadena

There are 3 neighborhoods that are fully or partially contained within Altadena (0 fully and 3 partially). This section compares all 3 of those to each other, Altadena, and other entities that contain or substantially overlap with Altadena.

Children by Neighborhood#41

Percentage of population aged 0 to 17 (%):
Scope: population of Altadena, selected neighborhoods in Altadena, and entities that contain Altadena
0%5%10%15%20%Count#North Central NeighborhoodNorth CentralWestCaliforniaPacificUnited States of AmericaUnited StatesLos Angeles, Long Beach, and Anaheim Metro AreaLos AngelesLos Angeles CountyLos AngelesAltadenaNorth Arroyo NeighborhoodNorth ArroyoEast Central NeighborhoodEast Central24.360019%24.360019%24.4%8,158123.760486%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%73,612,43873.6M22.881744%22.881744%22.9%3,017,9573.02M22.837323%22.837323%22.8%2,296,7852.30M19.661785%19.661785%19.7%8,84819.377699%19.377699%19.4%1,619219.093527%19.093527%19.1%3,7293

Age Cohorts by Place in the Los Angeles Area

There are 181 places in the Los Angeles Area. This section compares Altadena to all of the places in the Los Angeles Area and to those entities that contain or substantially overlap with Altadena.

Children by Place#50

Percentage of population aged 0 to 17 (%):
Scope: population of Altadena, selected other places in the Los Angeles Area, and entities that contain Altadena
0%10%20%30%Count#Ladera RanchWillowbrookLittlerockBell GardensCudahyFlorence-GrahamDesert View HighlandsDesert Vw HighlandsPalmdaleEast Rancho DominguezE Rancho Doming…AvalonStevenson RanchStevenson RnchLennoxMaywoodLynwoodComptonSun VillageIndustryLake Los AngelesLk Los AngelesCastaicParamountHuntington ParkHuntington PkBellLas FloresLancasterHawaiian GardensHawaiian GdnsWestmontVernonSanta AnaSouth San Jose HillsS San Jose HlsEast Los AngelesE Los AngelesDel AireAnaheimSouth El MonteS El MonteSignal HillLong BeachWestValindaCaliforniaPacificUnited States of AmericaUnited StatesLos Angeles, Long Beach, and Anaheim Metro AreaLos AngelesLos Angeles CountyLos AngelesLakewoodSouth Monrovia IslandS Monrovia IsLos AngelesDuarteNorth TustinCerritosAltadenaSan GabrielActonSeal BeachMarina del ReyLake HughesWest HollywoodW HollywoodLaguna Woods38.494156%38.494156%38.5%10,44010.4k136.482868%36.482868%36.5%8,039235.106383%35.106383%35.1%627333.155005%33.155005%33.2%14,19214.2k432.469095%32.469095%32.5%7,827531.962455%31.962455%32.0%20,26120.3k631.682770%31.682770%31.7%787731.436715%31.436715%31.4%49,30049.3k831.189022%31.189022%31.2%4,955931.059198%31.059198%31.1%1,1701030.688554%30.688554%30.7%6,0571130.669763%30.669763%30.7%6,7361230.637467%30.637467%30.6%8,4781330.627659%30.627659%30.6%21,81721.8k1430.364232%30.364232%30.4%29,67829.7k1529.840585%29.840585%29.8%3,5941629.699248%29.699248%29.7%791729.692480%29.692480%29.7%3,4471829.576527%29.576527%29.6%5,7761929.478896%29.478896%29.5%16,19616.2k2029.217087%29.217087%29.2%17,21517.2k2129.095110%29.095110%29.1%10,45310.5k2228.989596%28.989596%29.0%1,6442328.928099%28.928099%28.9%46,18446.2k2428.918994%28.918994%28.9%4,1842528.858058%28.858058%28.9%9,2772628.712871%28.712871%28.7%292728.168043%28.168043%28.2%93,97094.0k2827.965251%27.965251%28.0%5,5692927.627606%27.627606%27.6%34,31134.3k3026.222801%26.222801%26.2%2,8203925.338259%25.338259%25.3%87,86787.9k5125.265000%25.265000%25.3%5,1965224.456331%24.456331%24.5%2,7896524.070388%24.070388%24.1%113,081113k7423.760486%23.760486%23.8%17,834,66617.8M23.691194%23.691194%23.7%5,8927823.646283%23.646283%23.6%9,140,2839.14M23.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M22.881744%22.881744%22.9%3,017,9573.02M22.837323%22.837323%22.8%2,296,7852.30M22.732993%22.732993%22.7%18,42618.4k9121.950140%21.950140%22.0%1,48810321.605988%21.605988%21.6%846,711847k11121.512482%21.512482%21.5%4,68811620.352564%20.352564%20.4%5,33412919.665843%19.665843%19.7%9,79314219.661785%19.661785%19.7%8,84814318.641791%18.641791%18.6%7,49415516.889819%16.889819%16.9%1,21116812.839657%12.839657%12.8%3,1471777.851155%7.851155%7.9%7681787.787611%7.787611%7.8%441793.847340%3.847340%3.8%1,3721800.000000%0.000000%0.0%0181