(Translated by https://www.hiragana.jp/)
The Demographic Statistical Atlas of the United States - Statistical Atlas

Age and Sex in the United States

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the states.
Scope: population of the United States
United States
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-46,056,8916.06M1.901%1.90%5,834,8765.83M1.832%1.83%7,933,5577.93M2.490%2.49%11,039,77511.0M3.466%3.47%8,563,5358.56M2.688%2.69%6,751,9986.75M2.120%2.12%10,846,22310.8M3.405%3.40%7,924,0067.92M2.487%2.49%21,291,51321.3M6.684%6.68%22,359,03922.4M7.019%7.02%21,101,42721.1M6.624%6.62%20,517,82620.5M6.441%6.44%20,030,57420.0M6.288%6.29%21,404,88521.4M6.719%6.72%21,993,02222.0M6.904%6.90%13,239,28513.2M4.156%4.16%4,647,2224.65M1.459%1.46%4,726,1034.73M1.484%1.48%8,683,9678.68M2.726%2.73%12,572,57812.6M3.947%3.95%20,664,53720.7M6.487%6.49%20,508,36320.5M6.438%6.44%19,866,96019.9M6.237%6.24%
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 the United States
Female
Male
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.177049%-0.048590%-0.225639%0.23%0.177049%0.177049%0.18%46,180,63246.2M14.497%14.5%-0.639439%-0.027509%-0.666948%0.67%0.639439%0.639439%0.64%104,040,034104M32.660%32.7%-0.662794%-0.662794%0.66%0.662794%0.011473%0.674268%0.67%76,667,76676.7M24.067%24.1%-0.690098%-0.690098%0.69%0.690098%0.036916%0.727014%0.73%18,057,29218.1M5.668%5.67%-0.627873%-0.627873%0.63%0.627873%0.028032%0.655905%0.66%73,612,43873.6M23.108%23.1%
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 the United States
Female
Male
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.040405%-0.038024%-0.078429%0.08%0.040405%0.040405%0.04%6,056,8916.06M1.901%1.90%-0.151220%-0.063891%-0.215110%0.22%0.151220%0.151220%0.15%5,834,8765.83M1.832%1.83%-0.220748%-0.056595%-0.277343%0.28%0.220748%0.220748%0.22%7,933,5577.93M2.490%2.49%-0.319204%-0.054701%-0.373905%0.37%0.319204%0.319204%0.32%11,039,77511.0M3.466%3.47%-0.421958%-0.052156%-0.474114%0.47%0.421958%0.421958%0.42%8,563,5358.56M2.688%2.69%-0.502773%-0.054229%-0.557002%0.56%0.502773%0.502773%0.50%6,751,9986.75M2.120%2.12%-0.541468%-0.051993%-0.593461%0.59%0.541468%0.541468%0.54%10,846,22310.8M3.405%3.40%-0.599140%-0.045449%-0.644590%0.64%0.599140%0.599140%0.60%7,924,0067.92M2.487%2.49%-0.647813%-0.041116%-0.688929%0.69%0.647813%0.647813%0.65%21,291,51321.3M6.684%6.68%-0.688902%-0.025961%-0.714863%0.71%0.688902%0.688902%0.69%22,359,03922.4M7.019%7.02%-0.655595%-0.013619%-0.669214%0.67%0.655595%0.655595%0.66%21,101,42721.1M6.624%6.62%-0.640349%-0.007471%-0.647820%0.65%0.640349%0.640349%0.64%20,517,82620.5M6.441%6.44%-0.626779%-0.004019%-0.630798%0.63%0.626779%0.626779%0.63%20,030,57420.0M6.288%6.29%-0.669173%-0.669173%0.67%0.669173%0.005514%0.674687%0.67%21,404,88521.4M6.719%6.72%-0.680581%-0.680581%0.68%0.680581%0.019624%0.700204%0.70%21,993,02222.0M6.904%6.90%-0.675846%-0.675846%0.68%0.675846%0.033642%0.709488%0.71%13,239,28513.2M4.156%4.16%-0.709599%-0.709599%0.71%0.709599%0.039633%0.749231%0.75%4,647,2224.65M1.459%1.46%-0.721323%-0.721323%0.72%0.721323%0.040945%0.762269%0.76%4,726,1034.73M1.484%1.48%-0.664734%-0.664734%0.66%0.664734%0.033543%0.698277%0.70%8,683,9678.68M2.726%2.73%-0.642594%-0.642594%0.64%0.642594%0.030383%0.672977%0.67%12,572,57812.6M3.947%3.95%-0.635182%-0.635182%0.64%0.635182%0.027016%0.662198%0.66%20,664,53720.7M6.487%6.49%-0.629799%-0.629799%0.63%0.629799%0.027976%0.657775%0.66%20,508,36320.5M6.438%6.44%-0.609806%-0.609806%0.61%0.609806%0.027693%0.637499%0.64%19,866,96019.9M6.237%6.24%
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 the United States
More Females
More Males
50%0%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-94.107784%-94.107784%94.1%0.5150.5265.999%66.0%34.001%34.0%-42.250155%-42.250155%42.3%0.7030.7058.720%58.7%41.280%41.3%-25.637895%-25.637895%25.6%0.7960.8055.681%55.7%44.319%44.3%-17.136703%-17.136703%17.1%0.8540.8553.946%53.9%46.054%46.1%-12.360556%-12.360556%12.4%0.8900.8952.910%52.9%47.090%47.1%-10.786056%-10.786056%10.8%0.9030.9052.559%52.6%47.441%47.4%-9.602216%-9.602216%9.6%0.9120.9152.291%52.3%47.709%47.7%-7.585728%-7.585728%7.6%0.9290.9351.827%51.8%48.173%48.2%-6.346862%-6.346862%6.3%0.9400.9451.538%51.5%48.462%48.5%-3.768485%-3.768485%3.8%0.9640.9650.925%50.9%49.075%49.1%-2.077397%-2.077397%2.1%0.9800.9850.514%50.5%49.486%49.5%-1.166734%-1.166734%1.2%0.9880.9950.290%50.3%49.710%49.7%-0.641232%-0.641232%0.6%0.9940.9950.160%50.2%49.840%49.8%0.824044%0.824044%0.8%1.0081.0149.795%49.8%50.205%50.2%2.883352%2.883352%2.9%1.0291.0349.289%49.3%50.711%50.7%4.977745%4.977745%5.0%1.0501.0548.786%48.8%51.214%51.2%5.585264%5.585264%5.6%1.0561.0648.642%48.6%51.358%51.4%5.676433%5.676433%5.7%1.0571.0648.620%48.6%51.380%51.4%5.046055%5.046055%5.0%1.0501.0548.770%48.8%51.230%51.2%4.728170%4.728170%4.7%1.0471.0548.845%48.8%51.155%51.2%4.253238%4.253238%4.3%1.0431.0448.959%49.0%51.041%51.0%4.441989%4.441989%4.4%1.0441.0448.914%48.9%51.086%51.1%4.541243%4.541243%4.5%1.0451.0548.890%48.9%51.110%51.1%
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 State in the United States

Children Age Cohorts by State#5

Percentage of population aged 0 to 17 (%):
19.4%21.7%23.9%26.2%28.4%30.8%

College Age Cohorts by State#6

Percentage of population aged 18 to 21 (%):
4.94%5.32%5.69%6.07%6.44%6.82%

20s Age Cohorts by State#7

Percentage of population aged 22 to 29 (%):
9.2%10.0%10.8%11.6%12.4%13.3%

30s Age Cohorts by State#8

Percentage of population aged 30 to 39 (%):
11.1%11.8%12.6%13.3%14.1%14.8%

40s Age Cohorts by State#9

Percentage of population aged 40 to 49 (%):
10.9%11.5%12.2%12.8%13.4%14.1%

50s Age Cohorts by State#10

Percentage of population aged 50 to 59 (%):
10.2%11.5%12.7%13.9%15.2%16.5%

60s Age Cohorts by State#11

Percentage of population aged 60 to 69 (%):
7.8%8.9%10.1%11.2%12.4%13.6%

70s Age Cohorts by State#12

Percentage of population aged 70 to 79 (%):
3.8%4.7%5.6%6.4%7.3%8.2%

80+ Age Cohorts by State#13

Percentage of population aged 80 and older (%):
1.6%2.4%3.1%3.7%4.4%5.2%
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Map of Age Cohorts by County in the United States

Children Age Cohorts by County#14

Percentage of population aged 0 to 17 (%):
1%9%17%25%32%41%

College Age Cohorts by County#15

Percentage of population aged 18 to 21 (%):
0%10%19%29%38%48%

20s Age Cohorts by County#16

Percentage of population aged 22 to 29 (%):
2.8%7.6%12.5%17.3%22.1%26.9%

30s Age Cohorts by County#17

Percentage of population aged 30 to 39 (%):
0.0%4.5%9.0%13.5%18.0%22.6%

40s Age Cohorts by County#18

Percentage of population aged 40 to 49 (%):
3.3%7.1%10.8%14.5%18.2%21.9%

50s Age Cohorts by County#19

Percentage of population aged 50 to 59 (%):
3%9%15%20%26%32%

60s Age Cohorts by County#20

Percentage of population aged 60 to 69 (%):
3%9%15%20%26%32%

70s Age Cohorts by County#21

Percentage of population aged 70 to 79 (%):
1.6%6.6%11.5%16.4%21.3%26.3%

80+ Age Cohorts by County#22

Percentage of population aged 80 and older (%):
0.0%2.9%5.8%8.7%11.6%14.5%