Age and Sex in Block Group 012101-3, Boulder County, Colorado (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 Boulder County.
Scope: population of Boulder County, Block Group 012101-3, and other block groups in Boulder County
Block Group 012101-3
Boulder County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0%1%2%3%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4131.143%1.14%262.287%2.29%161.407%1.41%272.375%2.37%423.694%3.69%161.407%1.41%877.652%7.65%141.231%1.23%12611.082%11.1%605.277%5.28%635.541%5.54%948.267%8.27%554.837%4.84%746.508%6.51%484.222%4.22%11710.290%10.3%10.088%0.09%00.000%0%10.088%0.09%373.254%3.25%242.111%2.11%12010.554%10.6%766.684%6.68%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Boulder County and Block Group 012101-3
Female Male
Boulder County
Block Group 012101-3
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.146585%-0.048862%-0.151567%-0.034364%-0.195446%0.20%0.146585%0.151567%0.146585%0.15%14012.313%12.3%-0.770449%-0.021108%-0.647329%-0.015989%-0.791557%0.79%0.770449%0.647329%0.770449%0.77%44439.050%39.1%-0.527704%-0.381120%-0.669280%-0.908824%0.91%0.527704%0.669280%0.073594%0.527704%0.53%29425.858%25.9%-0.021988%-1.166068%-0.021988%0.02%0.021988%0.000000%1.166068%0.042919%0.021988%0.02%20.176%0.18%-0.449526%-0.544972%-0.449526%0.45%0.449526%0.356689%0.544972%0.030329%0.806215%0.81%25722.603%22.6%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Boulder County and Block Group 012101-3
Female Male
Boulder County
Block Group 012101-3
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%-0.071460%-0.032687%-0.027073%-0.071460%0.1%0.000000%0.032687%0.000000%0.0%131.143%1.14%-0.211082%-0.101732%-0.069690%-0.211082%0.2%0.211082%0.035180%0.101732%0.246262%0.2%262.287%2.29%-0.000000%-0.184418%-0.031851%0.000000%0.0%0.000000%0.281442%0.184418%0.281442%0.3%161.407%1.41%-0.000000%-0.474934%-0.267422%-0.020257%-0.474934%0.5%0.000000%0.267422%0.000000%0.0%272.375%2.37%-0.351803%-0.401536%-0.013059%-0.351803%0.4%0.351803%0.527704%0.401536%0.879507%0.9%423.694%3.69%-0.000000%-0.703606%-0.480474%-0.077876%-0.703606%0.7%0.000000%0.480474%0.000000%0.0%161.407%1.41%-0.322486%-1.905600%-0.561110%-0.004884%-2.228086%2.2%0.322486%0.561110%0.322486%0.3%877.652%7.65%-0.000000%-0.607082%-0.071983%0.000000%0.0%0.000000%0.615655%0.607082%0.615655%0.6%141.231%1.23%-0.967458%-0.663394%-0.012549%-0.967458%1.0%0.967458%0.281442%0.663394%1.248901%1.2%12611.082%11.1%-0.474934%-0.677536%-0.024589%-0.474934%0.5%0.474934%0.105541%0.677536%0.580475%0.6%605.277%5.28%-0.386983%-0.334213%-0.661611%-0.006944%-0.721196%0.7%0.386983%0.661611%0.386983%0.4%635.541%5.54%-0.457344%-0.654604%-0.004141%-0.457344%0.5%0.457344%0.738786%0.654604%1.196130%1.2%948.267%8.27%-0.017590%-0.932278%-0.631416%-0.949868%0.9%0.017590%0.631416%0.008600%0.017590%0.0%554.837%4.84%-0.580475%-0.140721%-0.617656%-0.721196%0.7%0.580475%0.617656%0.026054%0.580475%0.6%746.508%6.51%-0.369393%-0.105541%-0.627594%-0.474934%0.5%0.369393%0.627594%0.124283%0.369393%0.4%484.222%4.22%-1.553797%-0.322486%-0.887902%-1.876283%1.9%1.553797%0.887902%0.176667%1.553797%1.6%11710.290%10.3%-0.000000%-0.087951%-1.238052%-0.087951%0.1%0.000000%1.238052%0.116256%0.000000%0.0%10.088%0.09%-0.000000%-1.170846%0.000000%0.0%0.000000%0.000000%1.170846%0.025162%0.000000%0.0%00.000%0%-0.000000%-1.127688%0.000000%0.0%0.000000%0.043975%1.127688%0.015129%0.043975%0.0%10.088%0.09%-0.322486%-0.570665%-0.322486%0.3%0.322486%0.439754%0.570665%0.021128%0.762240%0.8%373.254%3.25%-0.000000%-0.590838%-0.002421%0.000000%0.0%0.000000%0.422164%0.590838%0.422164%0.4%242.111%2.11%-0.703606%-0.547775%-0.703606%0.7%0.703606%0.703606%0.547775%0.061919%1.407212%1.4%12010.554%10.6%-0.615655%-0.105541%-0.478467%-0.721196%0.7%0.615655%0.478467%0.037011%0.615655%0.6%766.684%6.68%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Boulder County and Block Group 012101-3
More Females More Males
Boulder County
Block Group 012101-3
1,000%500%0%M:FFM85+80-8470-7467-6965-6662-6455-5950-5445-4940-4435-3930-3425-2922-242115-175-90-4-1,000.000000%-82.825822%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-68.503444%16.666667%16.666667%16.7%1.1671.1746.154%46.2%53.846%53.8%-1,000.000000%-7.575036%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-3.252247%150.000000%150.000000%150.0%2.5002.5028.571%28.6%71.429%71.4%-1,000.000000%-16.208154%-1,000.000000%> 1000%0.0000100.000%100%0.000%0%-590.909091%-0.870388%-590.909091%590.9%0.1450.1487.356%87.4%12.644%12.6%-1.891684%29.090909%29.090909%29.1%1.2911.2943.651%43.7%56.349%56.3%-3.629184%22.222222%22.222222%22.2%1.2221.2245.000%45.0%55.000%55.0%-86.363636%-1.049490%-86.363636%86.4%0.5370.5465.079%65.1%34.921%34.9%-0.632542%161.538462%161.538462%161.5%2.6152.6227.660%27.7%72.340%72.3%-1,000.000000%-1,000.000000%> 1000%1.361985%0.0190.0298.182%98.2%1.818%1.82%-24.242424%-24.242424%24.2%4.218234%0.8050.8055.405%55.4%44.595%44.6%-28.571429%-28.571429%28.6%19.803086%0.7780.7856.250%56.3%43.750%43.8%-20.754717%-20.754717%20.8%19.897166%0.8280.8354.701%54.7%45.299%45.3%-1,000.000000%-1,000.000000%> 1000%9.390275%0.0000100.000%100%0.000%0%136.363636%3.702326%136.363636%136.4%2.3642.3629.730%29.7%70.270%70.3%100.000000%11.303640%100.000000%100.0%2.0002.0033.333%33.3%66.667%66.7%-17.142857%-17.142857%17.1%7.735322%0.8540.8553.947%53.9%46.053%46.1%

Map of Age Cohorts by Block in Block Group 012101-3

Children Age Cohorts by Block#5

Percentage of population aged 0 to 17 (%):
0%8%17%25%34%42%

College Age Cohorts by Block#6

Percentage of population aged 18 to 21 (%):
0%8%17%25%33%42%

20s Age Cohorts by Block#7

Percentage of population aged 22 to 29 (%):
0%10%20%30%40%50%

30s Age Cohorts by Block#8

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

40s Age Cohorts by Block#9

Percentage of population aged 40 to 49 (%):
0%10%20%30%40%50%

50s Age Cohorts by Block#10

Percentage of population aged 50 to 59 (%):
0%15%31%46%62%77%

60s Age Cohorts by Block#11

Percentage of population aged 60 to 69 (%):
0%10%20%30%40%50%

70s Age Cohorts by Block#12

Percentage of population aged 70 to 79 (%):
0%5%10%15%20%25%

80+ Age Cohorts by Block#13

Percentage of population aged 80 and older (%):
0.0%1.7%3.5%5.2%7.0%8.7%
Road Data ©OpenStreetMap

Loading...

Failed to load :-(

Age Cohorts by Block Group in Boulder County

There are 200 block groups in Boulder County. This section compares Block Group 012101-3 to the 50 most populous block groups in Boulder County and to those entities that contain or substantially overlap with Block Group 012101-3. The least populous of the compared block groups has a population of 1,983.

Children by Block Group#14

Percentage of population aged 0 to 17 (%):
Scope: population of Block Group 012101-3, selected other block groups in Boulder County, and entities that contain Block Group 012101-3
0%10%20%30%Count#013402-5B.G. 013402-5013211-2B.G. 013211-2013503-3B.G. 013503-3013306-2B.G. 013306-2013213-2B.G. 013213-2012904-1B.G. 012904-1061400-1B.G. 061400-1013508-1B.G. 013508-1012800-3B.G. 012800-3013505-3B.G. 013505-3013205-2B.G. 013205-2013508-3B.G. 013508-3013006-3B.G. 013006-3013213-1B.G. 013213-1012800-2B.G. 012800-2060800-5B.G. 060800-5060600-2B.G. 060600-2013506-1B.G. 013506-1013004-2B.G. 013004-2012701-3B.G. 012701-3Mountain012511-2B.G. 012511-2WestColorado013211-1B.G. 013211-1United States of AmericaUnited States012903-1B.G. 012903-1013003-4B.G. 013003-4012101-3B.G. 012101-3013207-1B.G. 013207-1012907-1B.G. 012907-1013208-1B.G. 013208-1012101Tract 012101060900-1B.G. 060900-1013701-1B.G. 013701-1013306-1B.G. 013306-1060600-3B.G. 060600-3ZIP Code 80304ZIP 80304013308-2B.G. 013308-2013212-3B.G. 013212-3Boulder Metro AreaBoulder AreaBoulder CountyBoulderBoulder Valley School District RE-2Boulder Vly RE-2012603-1B.G. 012603-1012505-2B.G. 012505-2060900-2B.G. 060900-2012510-3B.G. 012510-3012203-2B.G. 012203-2012708-3B.G. 012708-3012904-2B.G. 012904-2012705-2B.G. 012705-2012608-1B.G. 012608-1060800-3B.G. 060800-3013402-3B.G. 013402-3013208-3B.G. 013208-3012300-2B.G. 012300-2012203-3B.G. 012203-3012202-3B.G. 012202-3012300-1B.G. 012300-1012511-3B.G. 012511-335.143770%35.143770%35.1%880135.097493%35.097493%35.1%756234.870690%34.870690%34.9%809333.803811%33.803811%33.8%958431.703341%31.703341%31.7%1,167530.503656%30.503656%30.5%751630.155695%30.155695%30.2%1,104729.932373%29.932373%29.9%1,018829.648033%29.648033%29.6%1,432929.074253%29.074253%29.1%6031029.072828%29.072828%29.1%9941128.067766%28.067766%28.1%6131227.478754%27.478754%27.5%8731327.254038%27.254038%27.3%9281426.875515%26.875515%26.9%6521526.549553%26.549553%26.5%8011625.855513%25.855513%25.9%5441725.528455%25.528455%25.5%1,0991825.288832%25.288832%25.3%5911925.271028%25.271028%25.3%6762024.709269%24.709269%24.7%5,732,5615.73M23.972263%23.972263%24.0%4842123.760486%23.760486%23.8%17,834,66617.8M23.252704%23.252704%23.3%1,246,1811.25M23.164763%23.164763%23.2%5682223.108006%23.108006%23.1%73,612,43873.6M23.054270%23.054270%23.1%5482322.760918%22.760918%22.8%6152422.603342%22.603342%22.6%25722.345624%22.345624%22.3%5032522.283105%22.283105%22.3%4882622.026266%22.026266%22.0%5872722.002153%22.002153%22.0%1,02221.782917%21.782917%21.8%5842821.617891%21.617891%21.6%7832921.615721%21.615721%21.6%4953021.480964%21.480964%21.5%6153121.427503%21.427503%21.4%5,72821.126105%21.126105%21.1%4543220.256917%20.256917%20.3%4103320.164925%20.164925%20.2%63,31063.3k20.164925%20.164925%20.2%63,31063.3k17.941682%17.941682%17.9%40,80140.8k17.496912%17.496912%17.5%4253417.492831%17.492831%17.5%4273517.347453%17.347453%17.3%3443617.048853%17.048853%17.0%3423716.683350%16.683350%16.7%5003815.027671%15.027671%15.0%3533913.785114%13.785114%13.8%4764013.768797%13.768797%13.8%2934113.487099%13.487099%13.5%3454211.790183%11.790183%11.8%2454311.053763%11.053763%11.1%2574410.318949%10.318949%10.3%220458.896211%8.896211%8.9%216465.839768%5.839768%5.8%121471.631174%1.631174%1.6%36481.185771%1.185771%1.2%54490.496689%0.496689%0.5%1250

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.

More Topics to Explore

More Maps to Explore

State:

County:

Metro Area:

City:

ZIP Code:

Unified School District:

Congressional District:

State Senate District:

State House District: