Age and Sex in Tract 604900, San Mateo County, California (Tract)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the tracts in San Mateo County.
Scope: population of San Mateo County, Tract 604900, and other tracts in San Mateo County
Tract 604900
San Mateo County
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%2.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-41193.720%3.72%963.001%3.00%1715.345%5.35%1936.033%6.03%942.938%2.94%1063.314%3.31%1043.251%3.25%1103.439%3.44%2768.628%8.63%33410.441%10.4%1735.408%5.41%1685.252%5.25%3019.409%9.41%611.907%1.91%1023.188%3.19%561.751%1.75%170.531%0.53%100.313%0.31%411.282%1.28%1263.939%3.94%963.001%3.00%2156.721%6.72%2307.190%7.19%
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 San Mateo County and Tract 604900
Female Male
San Mateo County
Tract 604900
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.286548%-0.103331%-0.175791%-0.055173%-0.389879%0.39%0.286548%0.175791%0.286548%0.29%77924.351%24.4%-0.706471%-0.043764%-0.678176%-0.028354%-0.750234%0.75%0.706471%0.678176%0.706471%0.71%1,16536.418%36.4%-0.406377%-0.090306%-0.687934%-0.496683%0.50%0.406377%0.687934%0.027353%0.406377%0.41%52016.255%16.3%-0.242263%-0.046890%-0.471813%-0.289153%0.29%0.242263%0.471813%0.046075%0.242263%0.24%682.126%2.13%-0.531416%-0.584684%-0.531416%0.53%0.531416%0.095516%0.584684%0.026322%0.626932%0.63%66720.850%20.9%
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 San Mateo County and Tract 604900
Female Male
San Mateo County
Tract 604900
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.115270%-0.046241%-0.042125%-0.115270%0.12%0.115270%0.001954%0.046241%0.117224%0.12%1193.720%3.72%-0.162551%-0.275086%-0.152554%-0.064816%-0.437637%0.44%0.162551%0.152554%0.162551%0.16%963.001%3.00%-0.343857%-0.381369%-0.227493%-0.055674%-0.725227%0.73%0.343857%0.227493%0.343857%0.34%1715.345%5.35%-0.475148%-0.300074%-0.087526%-0.475148%0.48%0.475148%0.256330%0.300074%0.731479%0.73%1936.033%6.03%-0.250078%-0.479316%-0.397925%-0.066115%-0.729395%0.73%0.250078%0.397925%0.250078%0.25%942.938%2.94%-0.750234%-0.156299%-0.497120%-0.036900%-0.906533%0.91%0.750234%0.497120%0.750234%0.75%1063.314%3.31%-0.333438%-0.563544%-0.008656%-0.333438%0.33%0.333438%0.416797%0.563544%0.750234%0.75%1043.251%3.25%-0.406377%-0.906533%-0.612456%-0.088970%-1.312910%1.31%0.406377%0.612456%0.406377%0.41%1103.439%3.44%-0.806502%-0.662340%-0.047831%-0.806502%0.81%0.806502%0.112535%0.662340%0.919037%0.92%2768.628%8.63%-0.844014%-0.400125%-0.721300%-0.031587%-1.244139%1.24%0.844014%0.721300%0.844014%0.84%33410.441%10.4%-0.531416%-0.018756%-0.719763%-0.013938%-0.550172%0.55%0.531416%0.719763%0.531416%0.53%1735.408%5.41%-0.425133%-0.704368%-0.007632%-0.425133%0.43%0.425133%0.200063%0.704368%0.625195%0.63%1685.252%5.25%-0.725227%-0.431385%-0.745785%-1.156611%1.16%0.725227%0.745785%0.005697%0.725227%0.73%3019.409%9.41%-0.118787%-0.143795%-0.732774%-0.262582%0.26%0.118787%0.732774%0.019371%0.118787%0.12%611.907%1.91%-0.156299%-0.646494%-0.156299%0.16%0.156299%0.325102%0.646494%0.062882%0.481400%0.48%1023.188%3.19%-0.229238%-0.125039%-0.585847%-0.354277%0.35%0.229238%0.585847%0.017533%0.229238%0.23%561.751%1.75%-0.000000%-0.531416%-0.507057%-0.531416%0.53%0.000000%0.507057%0.032461%0.000000%0.00%170.531%0.53%-0.000000%-0.312598%-0.438424%-0.312598%0.31%0.000000%0.438424%0.092614%0.000000%0.00%100.313%0.31%-0.156299%-0.470886%-0.156299%0.16%0.156299%0.328228%0.470886%0.029613%0.484526%0.48%411.282%1.28%-0.302178%-0.552900%-0.302178%0.30%0.302178%0.708555%0.552900%0.036524%1.010733%1.01%1263.939%3.94%-0.256330%-0.577915%-0.256330%0.26%0.256330%0.087527%0.577915%0.005326%0.343857%0.34%963.001%3.00%-0.662707%-0.602426%-0.662707%0.66%0.662707%0.018756%0.602426%0.042001%0.681463%0.68%2156.721%6.72%-0.625195%-0.187559%-0.592781%-0.812754%0.81%0.625195%0.592781%0.025518%0.625195%0.63%2307.190%7.19%
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 San Mateo County and Tract 604900
More Females More Males
San Mateo County
Tract 604900
1,000%500%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-91.099570%1.694915%1.694915%1.7%1.0171.0249.580%49.6%50.420%50.4%-169.230769%-42.487407%-169.230769%169.2%0.3710.3772.917%72.9%27.083%27.1%-110.909091%-24.472918%-110.909091%110.9%0.4740.4767.836%67.8%32.164%32.2%-29.168138%53.947368%53.947368%53.9%1.5391.5439.378%39.4%60.622%60.6%-191.666667%-16.614872%-191.666667%191.7%0.3430.3474.468%74.5%25.532%25.5%-20.833333%-7.422708%-20.833333%20.8%0.8280.8354.717%54.7%45.283%45.3%-1.536050%125.000000%125.000000%125.0%2.2502.2530.769%30.8%69.231%69.2%-223.076923%-14.526771%-223.076923%223.1%0.3100.3176.364%76.4%23.636%23.6%-7.221444%13.953488%13.953488%14.0%1.1401.1446.739%46.7%53.261%53.3%-47.407407%-4.379133%-47.407407%47.4%0.6780.6859.581%59.6%40.419%40.4%-3.529412%-1.936529%-3.529412%3.5%0.9660.9750.867%50.9%49.133%49.1%-1.083481%47.058824%47.058824%47.1%1.4711.4740.476%40.5%59.524%59.5%-59.482759%-59.482759%59.5%0.763928%0.6270.6361.462%61.5%38.538%38.5%-121.052632%-121.052632%121.1%2.643474%0.4520.4568.852%68.9%31.148%31.1%208.000000%9.726606%208.000000%208.0%3.0803.0824.510%24.5%75.490%75.5%-54.545455%-54.545455%54.5%2.992838%0.6470.6560.714%60.7%39.286%39.3%-1,000.000000%-1,000.000000%> 1000%6.401881%0.0000100.000%100%0.000%0%-1,000.000000%-1,000.000000%> 1000%21.124207%0.0000100.000%100%0.000%0%210.000000%6.288689%210.000000%210.0%3.1003.1024.390%24.4%75.610%75.6%234.482759%6.605959%234.482759%234.5%3.3453.3423.016%23.0%76.984%77.0%34.146341%0.921638%34.146341%34.1%1.3411.3442.708%42.7%57.292%57.3%2.830189%6.971936%2.830189%2.8%1.0281.0349.302%49.3%50.698%50.7%-30.000000%-30.000000%30.0%4.304873%0.7690.7756.522%56.5%43.478%43.5%
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 604900

Children Age Cohorts by Block Group#5

Percentage of population aged 0 to 17 (%):
18.3%19.1%19.9%20.7%21.5%22.3%

College Age Cohorts by Block Group#6

Percentage of population aged 18 to 21 (%):
0.94%1.32%1.69%2.06%2.43%2.80%

20s Age Cohorts by Block Group#7

Percentage of population aged 22 to 29 (%):
3.86%4.21%4.54%4.88%5.21%5.56%

30s Age Cohorts by Block Group#8

Percentage of population aged 30 to 39 (%):
8.2%9.2%10.2%11.1%12.1%13.1%

40s Age Cohorts by Block Group#9

Percentage of population aged 40 to 49 (%):
6.1%7.6%9.0%10.4%11.8%13.3%

50s Age Cohorts by Block Group#10

Percentage of population aged 50 to 59 (%):
17.1%18.2%19.3%20.3%21.3%22.4%

60s Age Cohorts by Block Group#11

Percentage of population aged 60 to 69 (%):
10.3%11.8%13.2%14.6%16.0%17.5%

70s Age Cohorts by Block Group#12

Percentage of population aged 70 to 79 (%):
10.95%11.19%11.42%11.66%11.89%12.13%

80+ Age Cohorts by Block Group#13

Percentage of population aged 80 and older (%):
4.5%5.8%6.9%8.1%9.3%10.5%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block in Tract 604900

Children Age Cohorts by Block#14

Percentage of population aged 0 to 17 (%):
0%6%12%18%24%31%

College Age Cohorts by Block#15

Percentage of population aged 18 to 21 (%):
0.0%1.9%3.8%5.7%7.7%9.6%

20s Age Cohorts by Block#16

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

30s Age Cohorts by Block#17

Percentage of population aged 30 to 39 (%):
0.0%3.5%7.0%10.5%14.0%17.5%

40s Age Cohorts by Block#18

Percentage of population aged 40 to 49 (%):
0.0%4.9%9.8%14.6%19.5%24.4%

50s Age Cohorts by Block#19

Percentage of population aged 50 to 59 (%):
7.5%12.3%17.1%21.8%26.6%31.4%

60s Age Cohorts by Block#20

Percentage of population aged 60 to 69 (%):
3.7%8.0%12.3%16.5%20.8%25.0%

70s Age Cohorts by Block#21

Percentage of population aged 70 to 79 (%):
0.0%3.7%7.4%11.1%14.8%18.6%

80+ Age Cohorts by Block#22

Percentage of population aged 80 and older (%):
0%7%13%20%27%34%
Road Data ©OpenStreetMap

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Age Cohorts by Tract in San Mateo County

There are 158 tracts in San Mateo County. This section compares Tract 604900 to the 50 most populous tracts in San Mateo County and to those entities that contain or substantially overlap with Tract 604900. The least populous of the compared tracts has a population of 5,556.

Children by Tract#23

Percentage of population aged 0 to 17 (%):
Scope: population of Tract 604900, selected other tracts in San Mateo County, and entities that contain Tract 604900
0%5%10%15%20%25%30%Count#610400Tract 610400612100Tract 612100612000Tract 612000610601Tract 610601610201Tract 610201605600Tract 605600611900Tract 611900601300Tract 601300602200Tract 602200606000Tract 606000610303Tract 610303613900Tract 613900606200Tract 606200WestCalifornia611100Tract 611100Pacific603400Tract 603400United States of AmericaUnited States613600Tract 613600605400Tract 605400608700Tract 608700605000Tract 605000610900Tract 610900601800Tract 601800613200Tract 613200608800Tract 608800604101Tract 604101611000Tract 611000San Mateo CountySan MateoSan Mateo Union High School DistrictSan Mateo603300Tract 603300614000Tract 614000604900Tract 604900608004Tract 608004608900Tract 608900San Francisco, Oakland, and Hayward Metro AreaSan Francisco602700Tract 602700613502Tract 613502602000Tract 602000600700Tract 600700603900Tract 603900Millbrae Elementary School DistrictMillbraeMillbrae602600Tract 602600ZIP Code 94030ZIP 94030601100Tract 601100601000Tract 601000613700Tract 613700603700Tract 603700600800Tract 600800605900Tract 605900600600Tract 600600601400Tract 601400602500Tract 602500600500Tract 600500602400Tract 602400608400Tract 608400601605Tract 601605601200Tract 601200601603Tract 60160330.342290%30.342290%30.3%1,897129.919474%29.919474%29.9%2,638229.832613%29.832613%29.8%2,210329.347293%29.347293%29.3%1,794426.902039%26.902039%26.9%1,623526.567464%26.567464%26.6%1,589626.254864%26.254864%26.3%2,699725.567598%25.567598%25.6%2,241825.473365%25.473365%25.5%2,018925.025571%25.025571%25.0%1,4681024.697307%24.697307%24.7%1,9991124.572019%24.572019%24.6%1,6651224.393564%24.393564%24.4%1,9711323.760486%23.760486%23.8%17,834,66617.8M23.646283%23.646283%23.6%9,140,2839.14M23.485804%23.485804%23.5%1,4891423.336041%23.336041%23.3%12,102,10512.1M23.314419%23.314419%23.3%1,3971523.108006%23.108006%23.1%73,612,43873.6M22.890471%22.890471%22.9%1,5111622.810941%22.810941%22.8%1,3261722.622143%22.622143%22.6%1,6531822.618489%22.618489%22.6%1,9281922.596361%22.596361%22.6%1,5772022.393876%22.393876%22.4%1,6092121.898996%21.898996%21.9%1,4832221.812749%21.812749%21.8%1,3142321.569817%21.569817%21.6%1,7782421.552257%21.552257%21.6%1,3942521.522415%21.522415%21.5%162,440162k21.288360%21.288360%21.3%50,51650.5k21.052632%21.052632%21.1%1,4202620.878330%20.878330%20.9%1,1602720.850266%20.850266%20.9%66720.625090%20.625090%20.6%1,4322820.554340%20.554340%20.6%1,4092920.429183%20.429183%20.4%935,152935k20.306829%20.306829%20.3%1,2313020.184332%20.184332%20.2%1,3143120.123457%20.123457%20.1%1,6303219.991762%19.991762%20.0%1,4563319.942969%19.942969%19.9%1,1193419.649913%19.649913%19.6%4,97319.416570%19.416570%19.4%4,37319.393787%19.393787%19.4%1,5423519.390741%19.390741%19.4%4,37318.405401%18.405401%18.4%1,1453618.312028%18.312028%18.3%1,1893717.731450%17.731450%17.7%1,5823816.770617%16.770617%16.8%9683916.284746%16.284746%16.3%1,2014016.241182%16.241182%16.2%9674116.181627%16.181627%16.2%9234216.121683%16.121683%16.1%1,2034315.940507%15.940507%15.9%9114415.472248%15.472248%15.5%1,1684515.381438%15.381438%15.4%1,1174615.098852%15.098852%15.1%9474715.081917%15.081917%15.1%9854814.972870%14.972870%15.0%1,0214914.571524%14.571524%14.6%87450
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:
California
County:
San Mateo
Metro Area:
San Francisco Area
City:
Millbrae
ZIP Code:
94030
Elementary School District:
Millbrae
Secondary School District:
San Mateo
Congressional District:
CA-14
State Senate District:
CA-13
Assembly District:
CA-22
Block Groups:
Block Group 604900-1, Block Group 604900-2
Neighboring Tracts:
Tract 604400, Tract 604700, Tract 604800, Tract 605000, Tract 613501