Age and Sex in Tract 490103, Fairfax County, Virginia (Tract)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the tracts in Fairfax County.
Scope: population of Fairfax County, Tract 490103, and other tracts in Fairfax County
Tract 490103
Fairfax County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4611.021%1.02%611.021%1.02%601.005%1.00%961.607%1.61%661.105%1.10%1021.708%1.71%2133.566%3.57%1522.545%2.54%4647.768%7.77%5739.593%9.59%4257.115%7.12%4757.952%7.95%4507.534%7.53%3565.960%5.96%4247.099%7.10%1452.428%2.43%821.373%1.37%380.636%0.64%1492.495%2.49%2343.918%3.92%4046.764%6.76%4317.216%7.22%5128.572%8.57%
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 Fairfax County and Tract 490103
Female Male
Fairfax County
Tract 490103
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.095801%-0.015812%-0.146099%-0.027945%-0.111613%0.11%0.095801%0.146099%0.095801%0.10%4467.467%7.47%-0.737988%-0.065629%-0.685057%-0.031901%-0.803616%0.80%0.737988%0.685057%0.737988%0.74%2,30238.540%38.5%-0.579459%-0.119984%-0.691174%-0.699444%0.70%0.579459%0.691174%0.008847%0.579459%0.58%1,37523.020%23.0%-0.477147%-0.171606%-0.541625%-0.648753%0.65%0.477147%0.541625%0.016661%0.477147%0.48%2694.504%4.50%-0.654798%-0.650040%-0.654798%0.65%0.654798%0.160909%0.650040%0.032326%0.815708%0.82%1,58126.469%26.5%
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 Fairfax County and Tract 490103
Female Male
Fairfax County
Tract 490103
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.027206%-0.009417%-0.028219%-0.025449%-0.036623%0.04%0.027206%0.028219%0.027206%0.03%611.021%1.02%-0.063620%-0.077013%-0.112350%-0.034461%-0.140633%0.14%0.063620%0.112350%0.063620%0.06%611.021%1.02%-0.063620%-0.073665%-0.168455%-0.027170%-0.137284%0.14%0.063620%0.168455%0.063620%0.06%601.005%1.00%-0.077013%-0.258720%-0.039051%-0.077013%0.08%0.077013%0.167420%0.258720%0.244433%0.24%961.607%1.61%-0.106033%-0.156259%-0.390477%-0.022891%-0.262291%0.26%0.106033%0.390477%0.106033%0.11%661.105%1.10%-0.418550%-0.016742%-0.469508%-0.013373%-0.435292%0.44%0.418550%0.469508%0.418550%0.42%1021.708%1.71%-0.507841%-0.530150%-0.034013%-0.507841%0.51%0.507841%0.173001%0.530150%0.680842%0.68%2133.566%3.57%-0.602712%-0.591454%-0.032307%-0.602712%0.60%0.602712%0.066968%0.591454%0.669680%0.67%1522.545%2.54%-0.746693%-0.060271%-0.660225%-0.038433%-0.806965%0.81%0.746693%0.660225%0.746693%0.75%4647.768%7.77%-0.753390%-0.411853%-0.748548%-0.028953%-1.165244%1.17%0.753390%0.748548%0.753390%0.75%5739.593%9.59%-0.565880%-0.735184%-0.031971%-0.565880%0.57%0.565880%0.291311%0.735184%0.857191%0.86%4257.115%7.12%-0.656287%-0.277917%-0.726657%-0.026816%-0.934204%0.93%0.656287%0.726657%0.656287%0.66%4757.952%7.95%-0.713209%-0.080362%-0.717230%-0.023321%-0.793571%0.79%0.713209%0.717230%0.713209%0.71%4507.534%7.53%-0.388415%-0.737037%-0.001571%-0.388415%0.39%0.388415%0.415202%0.737037%0.803616%0.80%3565.960%5.96%-0.425247%-0.569228%-0.651857%-0.994475%0.99%0.425247%0.651857%0.019878%0.425247%0.43%4247.099%7.10%-0.239969%-0.329259%-0.595352%-0.569228%0.57%0.239969%0.595352%0.061436%0.239969%0.24%1452.428%2.43%-0.619454%-0.496519%-0.038662%-0.619454%0.62%0.619454%0.133936%0.496519%0.753390%0.75%821.373%1.37%-0.000000%-0.636196%-0.489193%-0.636196%0.64%0.000000%0.489193%0.001412%0.000000%0.00%380.636%0.64%-0.577599%-0.092081%-0.571063%-0.669680%0.67%0.577599%0.571063%0.051947%0.577599%0.58%1492.495%2.49%-0.357163%-0.647461%-0.357163%0.36%0.357163%0.591551%0.647461%0.040692%0.948714%0.95%2343.918%3.92%-0.622803%-0.636039%-0.622803%0.62%0.622803%0.107149%0.636039%0.032801%0.729951%0.73%4046.764%6.76%-0.435292%-0.668363%-0.435292%0.44%0.435292%0.572577%0.668363%0.027893%1.007869%1.01%4317.216%7.22%-0.629499%-0.455383%-0.647267%-1.084882%1.08%0.629499%0.647267%0.031265%0.629499%0.63%5128.572%8.57%
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 Fairfax County and Tract 490103
More Females More Males
Fairfax County
Tract 490103
1,000%500%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-34.615385%-90.185728%-34.615385%34.6%0.7430.7457.377%57.4%42.623%42.6%-121.052632%-30.672533%-121.052632%121.1%0.4520.4568.852%68.9%31.148%31.1%-115.789474%-16.128694%-115.789474%115.8%0.4630.4668.333%68.3%31.667%31.7%-15.093825%217.391304%217.391304%217.4%3.1743.1723.958%24.0%76.042%76.0%-147.368421%-5.862407%-147.368421%147.4%0.4040.4071.212%71.2%28.788%28.8%-4.000000%-2.848280%-4.000000%4.0%0.9620.9650.980%51.0%49.020%49.0%-6.415806%34.065934%34.065934%34.1%1.3411.3442.723%42.7%57.277%57.3%-5.462279%11.111111%11.111111%11.1%1.1111.1147.368%47.4%52.632%52.6%-8.071749%-5.821167%-8.071749%8.1%0.9250.9351.940%51.9%48.060%48.1%-54.666667%-3.867833%-54.666667%54.7%0.6470.6560.733%60.7%39.267%39.3%-4.348766%51.479290%51.479290%51.5%1.5151.5139.765%39.8%60.235%60.2%-42.346939%-3.690387%-42.346939%42.3%0.7030.7058.737%58.7%41.263%41.3%-11.267606%-3.251532%-11.267606%11.3%0.8990.9052.667%52.7%47.333%47.3%-0.213179%106.896552%106.896552%106.9%2.0692.0732.584%32.6%67.416%67.4%-133.858268%-133.858268%133.9%3.049507%0.4280.4370.047%70.0%29.953%30.0%-137.209302%-137.209302%137.2%10.319265%0.4220.4270.345%70.3%29.655%29.7%-7.786667%21.621622%21.621622%21.6%1.2161.2245.122%45.1%54.878%54.9%-1,000.000000%-1,000.000000%> 1000%0.288704%0.0000100.000%100%0.000%0%-15.942029%-15.942029%15.9%9.096530%0.8630.8653.691%53.7%46.309%46.3%165.625000%6.284935%165.625000%165.6%2.6562.6627.350%27.4%72.650%72.6%17.204301%5.157100%17.204301%17.2%1.1721.1746.040%46.0%53.960%54.0%131.538462%4.173380%131.538462%131.5%2.3152.3230.162%30.2%69.838%69.8%-72.340426%-72.340426%72.3%4.830351%0.5800.5863.281%63.3%36.719%36.7%
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 Block Group in Tract 490103

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
23.5%25.0%26.4%27.8%29.2%30.6%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
3.3%4.1%4.8%5.6%6.3%7.1%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
4.2%6.3%8.4%10.5%12.5%14.7%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
9.7%11.1%12.4%13.7%14.9%16.3%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
10.0%11.5%12.9%14.3%15.8%17.2%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
12.6%14.3%16.0%17.6%19.3%21.1%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
4.5%5.8%7.1%8.4%9.7%11.1%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
1.1%1.6%2.2%2.7%3.2%3.8%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
0.0%1.2%2.4%3.6%4.7%6.0%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Tract 490103

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%10%20%30%40%50%

College Age Cohorts by Block#15

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

20s Age Cohorts by Block#16

Percentage of population aged 22 to 29 (%):
0.0%3.6%7.3%10.9%14.5%18.2%

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0%5%10%15%20%25%

40s Age Cohorts by Block#18

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

50s Age Cohorts by Block#19

Percentage of population aged 50 to 59 (%):
0%8%16%23%31%40%

60s Age Cohorts by Block#20

Percentage of population aged 60 to 69 (%):
0%20%40%60%80%100%

70s Age Cohorts by Block#21

Percentage of population aged 70 to 79 (%):
0%13%27%40%53%67%

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0.0%1.6%3.2%4.7%6.3%7.9%
Road Data ©OpenStreetMap

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Age Cohorts by Tract in Fairfax County

There are 258 tracts in Fairfax County. This section compares Tract 490103 to the 50 most populous tracts in Fairfax County and to those entities that contain or substantially overlap with Tract 490103. The least populous of the compared tracts has a population of 5,973.

Children by Tract#23

Percentage of population aged 0 to 17 (%):
Scope: population of Tract 490103, selected other tracts in Fairfax County, and entities that contain Tract 490103
0%10%20%30%Count#451601Tract 451601452502Tract 452502480300Tract 480300421400Tract 421400491502Tract 491502415500Tract 415500422102Tract 422102421500Tract 421500491501Tract 491501480901Tract 480901481000Tract 481000470900Tract 470900491301Tract 491301482601Tract 482601481202Tract 481202420300Tract 420300490103Tract 490103461100Tract 461100421600Tract 421600Sully430400Tract 430400482602Tract 482602481701Tract 481701480402Tract 480402421101Tract 421101492202Tract 492202461700Tract 461700461500Tract 461500430600Tract 430600491803Tract 491803Fairfax County Public SchoolsFairfax CoFairfax CountyFairfax482501Tract 482501440100Tract 440100491103Tract 491103452200Tract 452200SouthWashington, Arlington, and Alexandria Metro AreaWashington491201Tract 491201422101Tract 422101United States of AmericaUnited States460502Tract 460502471100Tract 471100452400Tract 452400492100Tract 492100VirginiaSouth Atlantic490502Tract 490502481400Tract 481400440800Tract 440800481900Tract 481900452600Tract 452600492000Tract 492000431600Tract 431600491702Tract 491702421800Tract 421800461601Tract 461601440502Tract 44050233.220065%33.220065%33.2%2,053132.291840%32.291840%32.3%1,943230.291524%30.291524%30.3%2,473330.250748%30.250748%30.3%2,630429.879947%29.879947%29.9%2,016529.839643%29.839643%29.8%1,805629.537367%29.537367%29.5%2,075729.006229%29.006229%29.0%2,049828.858066%28.858066%28.9%2,143928.561530%28.561530%28.6%2,0611028.223382%28.223382%28.2%1,7841128.143543%28.143543%28.1%1,9921227.326137%27.326137%27.3%2,0001327.030832%27.030832%27.0%1,9201426.905626%26.905626%26.9%1,7791526.810991%26.810991%26.8%1,6101626.469111%26.469111%26.5%1,5811726.376588%26.376588%26.4%2,0551826.286249%26.286249%26.3%1,6861926.255230%26.255230%26.3%33,63433.6k26.158554%26.158554%26.2%1,7952025.968515%25.968515%26.0%1,8972125.878798%25.878798%25.9%1,6272225.832525%25.832525%25.8%1,5982325.818821%25.818821%25.8%1,6162425.565749%25.565749%25.6%1,6722525.561044%25.561044%25.6%1,8112625.441425%25.441425%25.4%1,6572725.255973%25.255973%25.3%1,7762824.500294%24.500294%24.5%1,6672923.983328%23.983328%24.0%271,704272k23.983328%23.983328%24.0%271,704272k23.931252%23.931252%23.9%2,2003023.769508%23.769508%23.8%1,7823123.595684%23.595684%23.6%1,4873223.506089%23.506089%23.5%1,6603323.464217%23.464217%23.5%28,099,74328.1M23.321271%23.321271%23.3%1,402,0171.40M23.284072%23.284072%23.3%1,4183423.178995%23.178995%23.2%1,6423523.108006%23.108006%23.1%73,612,43873.6M22.729659%22.729659%22.7%1,7323622.701192%22.701192%22.7%1,5433722.578852%22.578852%22.6%1,6253822.464558%22.464558%22.5%1,4423922.448718%22.448718%22.4%1,865,5561.87M22.148630%22.148630%22.1%13,847,14713.8M21.941404%21.941404%21.9%1,3634021.930468%21.930468%21.9%1,4954121.812596%21.812596%21.8%1,4204221.710847%21.710847%21.7%1,3354321.593113%21.593113%21.6%1,7814421.242517%21.242517%21.2%1,3134519.010351%19.010351%19.0%1,5064618.717847%18.717847%18.7%1,4194718.544782%18.544782%18.5%1,2034818.024365%18.024365%18.0%1,228498.806925%8.806925%8.8%70250
Count number of children
# rank of tract 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.

More Topics to Explore

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State:
Virginia
County:
Fairfax
Metro Area:
Washington Area
District:
Sully
Unincorporated Places:
Centreville, Chantilly
ZIP Codes:
20120, 20151
Unified School District:
Fairfax County
Congressional District:
VA-10
State Senate Districts:
VA-33, VA-34, VA-37
State House Districts:
VA-67, VA-86
Block Groups:
Block Group 490103-1, Block Group 490103-2, Block Group 490103-3, Block Group 490103-4
Neighboring Tracts:
Tract 482501, Tract 482601, Tract 490101, Tract 491000, Tract 491101, Tract 491102, Tract 491601, Tract 611804, Tract 611805, Tract 611806, Tract 980100, Tract 980200