Age and Sex in Block Group 117000-3, Marin County, California (Block Group)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the block groups in Marin County.
Scope: population of Marin County, Block Group 117000-3, and other block groups in Marin County
Block Group 117000-3
Marin County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4332.168%2.17%150.986%0.99%291.905%1.91%201.314%1.31%362.365%2.37%976.373%6.37%976.373%6.37%775.059%5.06%744.862%4.86%15710.315%10.3%16710.972%11.0%936.110%6.11%513.351%3.35%523.417%3.42%463.022%3.02%00.000%0%00.000%0%00.000%0%00.000%0%362.365%2.37%21514.126%14.1%18211.958%12.0%452.957%2.96%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Marin County and Block Group 117000-3
Female Male
Marin County
Block Group 117000-3
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.160607%-0.098555%-0.239223%-0.062162%-0.259162%0.26%0.160607%0.239223%0.160607%0.16%23015.112%15.1%-0.751643%-0.752088%-0.050648%-0.751643%0.75%0.751643%0.244415%0.752088%0.996058%1.00%66543.693%43.7%-0.244561%-0.465166%-0.244561%0.24%0.244561%0.054753%0.465166%0.035472%0.299314%0.30%1499.790%9.79%-0.000000%-0.433089%0.000000%0.00%0.000000%0.000000%0.433089%0.075860%0.000000%0.00%00.000%0%-0.854139%-0.036502%-0.561536%-0.890641%0.89%0.854139%0.561536%0.016644%0.854139%0.85%47831.406%31.4%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Marin County and Block Group 117000-3
Female Male
Marin County
Block Group 117000-3
Shaded bar tips show excess over facing bar.
2%1%0%1%2%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.000000%-0.135512%-0.057377%-0.046774%-0.135512%0.1%0.000000%0.057377%0.000000%0.0%332.168%2.17%-0.000000%-0.200264%-0.057218%0.000000%0.0%0.000000%0.197109%0.200264%0.197109%0.2%150.986%0.99%-0.183968%-0.013141%-0.283392%-0.085056%-0.197109%0.2%0.183968%0.283392%0.183968%0.2%291.905%1.91%-0.000000%-0.480648%-0.006169%0.000000%0.0%0.000000%0.262812%0.480648%0.262812%0.3%201.314%1.31%-0.328515%-0.550590%-0.187386%-0.328515%0.3%0.328515%0.131406%0.550590%0.459921%0.5%362.365%2.37%-0.591327%-2.003942%-0.610353%-0.092536%-2.595269%2.6%0.591327%0.610353%0.591327%0.6%976.373%6.37%-0.810337%-0.503723%-0.679241%-0.107188%-1.314060%1.3%0.810337%0.679241%0.810337%0.8%976.373%6.37%-0.000000%-0.795618%-0.095814%0.000000%0.0%0.000000%2.529566%0.795618%2.529566%2.5%775.059%5.06%-0.000000%-0.740598%-0.077422%0.000000%0.0%0.000000%0.972405%0.740598%0.972405%1.0%744.862%4.86%-0.998686%-0.065703%-0.786172%-0.042258%-1.064389%1.1%0.998686%0.786172%0.998686%1.0%15710.315%10.3%-0.867280%-0.459921%-0.786018%-0.028840%-1.327201%1.3%0.867280%0.786018%0.867280%0.9%16710.972%11.0%-0.578187%-0.721859%-0.002082%-0.578187%0.6%0.578187%0.065703%0.721859%0.643890%0.6%936.110%6.11%-0.183968%-0.573416%-0.183968%0.2%0.183968%0.302234%0.573416%0.001619%0.486202%0.5%513.351%3.35%-0.249671%-0.183968%-0.472012%-0.433640%0.4%0.249671%0.472012%0.030537%0.249671%0.2%523.417%3.42%-0.262812%-0.380941%-0.262812%0.3%0.262812%0.078844%0.380941%0.078347%0.341656%0.3%463.022%3.02%-0.000000%-0.413714%0.000000%0.0%0.000000%0.000000%0.413714%0.028661%0.000000%0.0%00.000%0%-0.000000%-0.337372%0.000000%0.0%0.000000%0.000000%0.337372%0.161167%0.000000%0.0%00.000%0%-0.000000%-0.426438%0.000000%0.0%0.000000%0.000000%0.426438%0.107188%0.000000%0.0%00.000%0%-0.000000%-0.484273%0.000000%0.0%0.000000%0.000000%0.484273%0.017543%0.000000%0.0%00.000%0%-0.000000%-0.788436%-0.569355%-0.788436%0.8%0.000000%0.569355%0.010667%0.000000%0.0%362.365%2.37%-1.287779%-0.249671%-0.625468%-0.008791%-1.537451%1.5%1.287779%0.625468%1.287779%1.3%21514.126%14.1%-0.972405%-0.568095%-0.972405%1.0%0.972405%0.446781%0.568095%0.039251%1.419185%1.4%18211.958%12.0%-0.223390%-0.477564%-0.223390%0.2%0.223390%0.144547%0.477564%0.023057%0.367937%0.4%452.957%2.96%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Marin County and Block Group 117000-3
More Females More Males
Marin County
Block Group 117000-3
1,000%500%0%M:FFM85+75-7967-6965-6662-6450-5445-4940-4435-3930-3425-2915-1710-145-90-4-1,000.000000%-81.520370%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-7.142857%-30.013605%-7.142857%7.1%0.9330.9351.724%51.7%48.276%48.3%-34.033613%40.000000%40.000000%40.0%1.4001.4041.667%41.7%58.333%58.3%-338.888889%-15.161087%-338.888889%338.9%0.2280.2381.443%81.4%18.557%18.6%-62.162162%-15.780511%-62.162162%62.2%0.6170.6261.856%61.9%38.144%38.1%-6.578947%-5.375184%-6.578947%6.6%0.9380.9451.592%51.6%48.408%48.4%-53.030303%-3.669185%-53.030303%53.0%0.6530.6560.479%60.5%39.521%39.5%-0.288431%11.363636%11.363636%11.4%1.1141.1147.312%47.3%52.688%52.7%164.285714%0.282410%164.285714%164.3%2.6432.6427.451%27.5%72.549%72.5%-73.684211%-73.684211%73.7%6.469531%0.5760.5863.462%63.5%36.538%36.5%30.000000%20.566802%30.000000%30.0%1.3001.3043.478%43.5%56.522%56.5%-1,000.000000%-1,000.000000%> 1000%1.873589%0.0000100.000%100%0.000%0%-19.387755%-1.405499%-19.387755%19.4%0.8380.8454.419%54.4%45.581%45.6%45.945946%6.909190%45.945946%45.9%1.4591.4640.659%40.7%59.341%59.3%64.705882%4.828032%64.705882%64.7%1.6471.6537.778%37.8%62.222%62.2%

Map of Age Cohorts by Block in Block Group 117000-3

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%11%23%34%46%58%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%5%10%15%20%25%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%6%12%18%25%31%

30s Age Cohorts by Block#8

Percentage of population aged 30 to 39 (%):
0%6%13%19%26%33%

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
6.2%11.0%15.8%20.5%25.3%30.0%

50s Age Cohorts by Block#10

Percentage of population aged 50 to 59 (%):
0%6%12%18%24%31%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0%9%18%26%35%44%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0.0%2.5%5.0%7.5%10.0%12.5%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0.0%1.4%2.8%4.2%5.6%7.1%
Road Data ©OpenStreetMap

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Age Cohorts by Block Group in Marin County

There are 175 block groups in Marin County. This section compares Block Group 117000-3 to the 50 most populous block groups in Marin County and to those entities that contain or substantially overlap with Block Group 117000-3. The least populous of the compared block groups has a population of 1,757.

Children by Block Group#14

Percentage of population aged 0 to 17 (%):
Scope: population of Block Group 117000-3, selected other block groups in Marin County, and entities that contain Block Group 117000-3
0%10%20%30%Count#112201-2B.G. 112201-2112100-1B.G. 112100-1112201-1B.G. 112201-1117000-3B.G. 117000-3102202-3B.G. 102202-3124200-4B.G. 124200-4110200-3B.G. 110200-3105000-2B.G. 105000-2124100-4B.G. 124100-4128200-3B.G. 128200-3116000-1B.G. 116000-1104102-2B.G. 104102-2125000-3B.G. 125000-3128100-1B.G. 128100-1104101-1B.G. 104101-1112202-1B.G. 112202-1117000Tract 117000105000-1B.G. 105000-1101200-1B.G. 101200-1121200-3B.G. 121200-3West104200-1B.G. 104200-1CaliforniaPacificZIP Code 94960ZIP 94960128200-2B.G. 128200-2United States of AmericaUnited States126200-1B.G. 126200-1128100-3B.G. 128100-3115000-1B.G. 115000-1103100-1B.G. 103100-1104102-1B.G. 104102-1104200-3B.G. 104200-3Ross Valley Elementary School DistrictRoss ValleyTamalpais Union High School DistrictTamalpais102203-1B.G. 102203-1114200-1B.G. 114200-1109002-2B.G. 109002-2Marin CountyMarinSan Francisco, Oakland, and Hayward Metro AreaSan Francisco108200-2B.G. 108200-2104101-3B.G. 104101-3104101-4B.G. 104101-4102202-5B.G. 102202-5114100-1B.G. 114100-1103200-3B.G. 103200-3108100-4B.G. 108100-4111000-4B.G. 111000-4101100-1B.G. 101100-1103200-2B.G. 103200-2106002-1B.G. 106002-1108100-1B.G. 108100-1106002-2B.G. 106002-2103100-2B.G. 103100-2126200-2B.G. 126200-2110200-1B.G. 110200-1110100-1B.G. 110100-1121200-2B.G. 121200-2106001-2B.G. 106001-2110100-2B.G. 110100-2122000-1B.G. 122000-137.051939%37.051939%37.1%1,013132.951542%32.951542%33.0%748232.873514%32.873514%32.9%1,549331.406045%31.406045%31.4%47831.100917%31.100917%31.1%678429.975062%29.975062%30.0%601529.122415%29.122415%29.1%521627.892278%27.892278%27.9%1,015727.869605%27.869605%27.9%607827.479033%27.479033%27.5%557925.700935%25.700935%25.7%4951025.375536%25.375536%25.4%9461125.078206%25.078206%25.1%4811224.953445%24.953445%25.0%5361324.616199%24.616199%24.6%4651424.477375%24.477375%24.5%9251524.448854%24.448854%24.4%1,10924.283122%24.283122%24.3%6691624.247436%24.247436%24.2%7331724.070138%24.070138%24.1%4531823.760486%23.760486%23.8%17,834,66617.8M23.755772%23.755772%23.8%4631923.646283%23.646283%23.6%9,140,2839.14M23.336041%23.336041%23.3%12,102,10512.1M23.307366%23.307366%23.3%3,68023.289738%23.289738%23.3%4632023.108006%23.108006%23.1%73,612,43873.6M23.106424%23.106424%23.1%4822122.751323%22.751323%22.8%6452222.742760%22.742760%22.7%5342322.512039%22.512039%22.5%5612422.026181%22.026181%22.0%3872521.481092%21.481092%21.5%4092621.353750%21.353750%21.4%5,07621.161117%21.161117%21.2%24,51624.5k21.135903%21.135903%21.1%5212720.863309%20.863309%20.9%4352820.735786%20.735786%20.7%3722920.514887%20.514887%20.5%53,20753.2k20.429183%20.429183%20.4%935,152935k20.201342%20.201342%20.2%6023018.801090%18.801090%18.8%4143118.589498%18.589498%18.6%4853218.289921%18.289921%18.3%3233318.024825%18.024825%18.0%3343417.986495%17.986495%18.0%5863517.294430%17.294430%17.3%3263617.261118%17.261118%17.3%3923717.188075%17.188075%17.2%4673817.059085%17.059085%17.1%3843915.832825%15.832825%15.8%5194015.806112%15.806112%15.8%4504115.675426%15.675426%15.7%3404215.455531%15.455531%15.5%2854315.255157%15.255157%15.3%2814413.559322%13.559322%13.6%3284513.505607%13.505607%13.5%2774610.255102%10.255102%10.3%2014710.155211%10.155211%10.2%229488.474576%8.474576%8.5%175490.000000%0.000000%0.0%050

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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