Age and Sex in Kodiak Island Borough, Alaska (Borough)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the counties in Alaska.
Scope: population of Alaska, Kodiak Island Borough, and other counties in Alaska
Kodiak Island Borough
Alaska
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4540.388%0.39%770.553%0.55%2031.459%1.46%3302.371%2.37%3232.321%2.32%1771.272%1.27%3862.773%2.77%3832.752%2.75%9596.890%6.89%9957.149%7.15%8976.445%6.44%9686.955%6.96%7805.604%5.60%1,0987.889%7.89%1,3689.829%9.83%4213.025%3.02%1531.099%1.10%1971.415%1.42%4102.946%2.95%5834.189%4.19%1,0127.271%7.27%9987.171%7.17%1,1468.234%8.23%
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 Alaska and Kodiak Island Borough
Female Male
Alaska
Kodiak Island Borough
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.113762%-0.004790%-0.128904%-0.003457%-0.118552%0.12%0.113762%0.128904%0.113762%0.11%1,1648.363%8.36%-0.615893%-0.621903%-0.615893%0.62%0.615893%0.086794%0.621903%0.049263%0.702687%0.70%4,58832.965%33.0%-0.667401%-0.695569%-0.667401%0.67%0.667401%0.128930%0.695569%0.111932%0.796331%0.80%3,66726.347%26.3%-0.598146%-0.629126%-0.598146%0.60%0.598146%0.168846%0.629126%0.179445%0.766992%0.77%7605.461%5.46%-0.733662%-0.686748%-0.733662%0.73%0.733662%0.025147%0.686748%0.041045%0.758810%0.76%3,73926.864%26.9%
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 Alaska and Kodiak Island Borough
Female Male
Alaska
Kodiak Island Borough
Shaded bar tips show excess over facing bar.
1.0%0.5%0.0%0.5%1.0%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.004042%-0.016166%-0.017787%-0.015056%-0.020208%0.02%0.004042%0.017787%0.004042%0.00%540.388%0.39%-0.044547%-0.021555%-0.076894%-0.023560%-0.066101%0.07%0.044547%0.076894%0.044547%0.04%770.553%0.55%-0.136514%-0.134545%-0.136514%0.14%0.136514%0.018681%0.134545%0.008441%0.155195%0.16%2031.459%1.46%-0.215548%-0.245394%-0.215548%0.22%0.215548%0.043110%0.245394%0.003121%0.258658%0.26%3302.371%2.37%-0.332902%-0.107774%-0.340727%-0.001538%-0.440676%0.44%0.332902%0.340727%0.332902%0.33%3232.321%2.32%-0.265843%-0.405371%-0.265843%0.27%0.265843%0.104182%0.405371%0.090520%0.370024%0.37%1771.272%1.27%-0.392777%-0.138909%-0.470966%-0.531686%0.53%0.392777%0.470966%0.098708%0.392777%0.39%3862.773%2.77%-0.510131%-0.634453%-0.510131%0.51%0.510131%0.355655%0.634453%0.026396%0.865785%0.87%3832.752%2.75%-0.620779%-0.691968%-0.620779%0.62%0.620779%0.136514%0.691968%0.028988%0.757293%0.76%9596.890%6.89%-0.640897%-0.681002%-0.640897%0.64%0.640897%0.148010%0.681002%0.063323%0.788906%0.79%9957.149%7.15%-0.609283%-0.070412%-0.608125%-0.679695%0.68%0.609283%0.608125%0.056755%0.609283%0.61%8976.445%6.44%-0.615031%-0.592057%-0.615031%0.62%0.615031%0.160943%0.592057%0.027468%0.775974%0.78%9686.955%6.96%-0.535997%-0.602968%-0.535997%0.54%0.535997%0.048858%0.602968%0.081101%0.584854%0.58%7805.604%5.60%-0.738612%-0.699188%-0.738612%0.74%0.738612%0.100589%0.699188%0.083327%0.839201%0.84%1,0987.889%7.89%-0.866504%-0.781728%-0.866504%0.87%0.866504%0.232792%0.781728%0.097251%1.099296%1.10%1,3689.829%9.83%-0.435886%-0.700273%-0.435886%0.44%0.435886%0.136514%0.700273%0.235460%0.572400%0.57%4213.025%3.02%-0.409542%-0.708416%-0.409542%0.41%0.409542%0.280213%0.708416%0.178733%0.689754%0.69%1531.099%1.10%-0.308952%-0.693895%-0.308952%0.31%0.308952%0.797528%0.693895%0.181990%1.106481%1.11%1971.415%1.42%-0.635867%-0.201178%-0.557097%-0.837046%0.84%0.635867%0.557097%0.178529%0.635867%0.64%4102.946%2.95%-0.665804%-0.662319%-0.665804%0.67%0.665804%0.064664%0.662319%0.036190%0.730469%0.73%5834.189%4.19%-0.712746%-0.652639%-0.712746%0.71%0.712746%0.028740%0.652639%0.073366%0.741486%0.74%1,0127.271%7.27%-0.659578%-0.702255%-0.659578%0.66%0.659578%0.114959%0.702255%0.015281%0.774537%0.77%9987.171%7.17%-0.777411%-0.091967%-0.720006%-0.869378%0.87%0.777411%0.720006%0.037402%0.777411%0.78%1,1468.234%8.23%
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 Alaska and Kodiak Island Borough
More Females More Males
Alaska
Kodiak Island Borough
400%200%0%200%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-400.000000%-84.644731%-400.000000%400.0%0.2000.2083.333%83.3%16.667%16.7%-48.387097%-30.638899%-48.387097%48.4%0.6740.6759.740%59.7%40.260%40.3%13.684211%6.273956%13.684211%13.7%1.1371.1446.798%46.8%53.202%53.2%20.000000%1.271983%20.000000%20.0%1.2001.2045.455%45.5%54.545%54.5%-32.374101%-0.451407%-32.374101%32.4%0.7550.7656.966%57.0%43.034%43.0%39.189189%22.330097%39.189189%39.2%1.3921.3941.808%41.8%58.192%58.2%-35.365854%-35.365854%35.4%20.958601%0.7390.7457.513%57.5%42.487%42.5%69.718310%4.160428%69.718310%69.7%1.6971.7037.076%37.1%62.924%62.9%21.990741%4.189221%21.990741%22.0%1.2201.2245.047%45.0%54.953%55.0%23.094170%9.298525%23.094170%23.1%1.2311.2344.824%44.8%55.176%55.2%-11.556604%-11.556604%11.6%9.332738%0.8960.9052.731%52.7%47.269%47.3%26.168224%4.639435%26.168224%26.2%1.2621.2644.215%44.2%55.785%55.8%9.115282%13.450371%9.115282%9.1%1.0911.0947.821%47.8%52.179%52.2%13.618677%11.917702%13.618677%13.6%1.1361.1446.812%46.8%53.188%53.2%26.865672%12.440540%26.865672%26.9%1.2691.2744.079%44.1%55.921%55.9%31.318681%33.624031%31.318681%31.3%1.3131.3143.230%43.2%56.770%56.8%68.421053%25.229885%68.421053%68.4%1.6841.6837.255%37.3%62.745%62.7%258.139535%26.227264%258.139535%258.1%3.5813.5821.827%21.8%78.173%78.2%-31.638418%-31.638418%31.6%32.046285%0.7600.7656.829%56.8%43.171%43.2%9.712230%5.464108%9.712230%9.7%1.0971.1047.684%47.7%52.316%52.3%4.032258%11.241422%4.032258%4.0%1.0401.0449.012%49.0%50.988%51.0%17.429194%2.176014%17.429194%17.4%1.1741.1745.992%46.0%54.008%54.0%-11.829945%-11.829945%11.8%5.194707%0.8940.8952.792%52.8%47.208%47.2%
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 Tract in Kodiak Island Borough

Children Age Cohorts by Tract#5

Percentage of population aged 0 to 17 (%):
12%18%23%29%34%40%

College Age Cohorts by Tract#6

Percentage of population aged 18 to 21 (%):
3.1%3.8%4.4%5.1%5.7%6.4%

20s Age Cohorts by Tract#7

Percentage of population aged 22 to 29 (%):
6.2%9.2%12.2%15.1%18.1%21.1%

30s Age Cohorts by Tract#8

Percentage of population aged 30 to 39 (%):
10.1%13.6%17.0%20.5%23.9%27.4%

40s Age Cohorts by Tract#9

Percentage of population aged 40 to 49 (%):
5.3%7.4%9.5%11.5%13.6%15.7%

50s Age Cohorts by Tract#10

Percentage of population aged 50 to 59 (%):
0.8%5.4%9.9%14.4%19.0%23.6%

60s Age Cohorts by Tract#11

Percentage of population aged 60 to 69 (%):
0.6%3.4%6.1%8.9%11.6%14.4%

70s Age Cohorts by Tract#12

Percentage of population aged 70 to 79 (%):
0.0%2.2%4.4%6.6%8.8%11.0%

80+ Age Cohorts by Tract#13

Percentage of population aged 80 and older (%):
0.0%0.6%1.2%1.8%2.3%3.0%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in Kodiak Island Borough

Children Age Cohorts by Block Group#14

Percentage of population aged 0 to 17 (%):
12%18%23%29%34%40%

College Age Cohorts by Block Group#15

Percentage of population aged 18 to 21 (%):
0.0%2.5%5.1%7.6%10.2%12.8%

20s Age Cohorts by Block Group#16

Percentage of population aged 22 to 29 (%):
2.9%7.0%11.0%14.9%18.9%22.9%

30s Age Cohorts by Block Group#17

Percentage of population aged 30 to 39 (%):
5.5%9.9%14.2%18.6%23.0%27.4%

40s Age Cohorts by Block Group#18

Percentage of population aged 40 to 49 (%):
5.3%9.1%12.7%16.4%20.1%23.8%

50s Age Cohorts by Block Group#19

Percentage of population aged 50 to 59 (%):
0.8%5.4%9.9%14.4%19.0%23.6%

60s Age Cohorts by Block Group#20

Percentage of population aged 60 to 69 (%):
0.6%4.6%8.5%12.4%16.3%20.2%

70s Age Cohorts by Block Group#21

Percentage of population aged 70 to 79 (%):
0.0%2.2%4.4%6.6%8.8%11.0%

80+ Age Cohorts by Block Group#22

Percentage of population aged 80 and older (%):
0.0%0.6%1.2%1.8%2.3%3.0%
Road Data ©OpenStreetMap

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Age Cohorts by Place in Kodiak Island Borough

There are 11 places in Kodiak Island Borough. This section compares all 11 of those to each other, Kodiak Island Borough, and other entities that contain or substantially overlap with Kodiak Island Borough.

Children by Place#23

Percentage of population aged 0 to 17 (%):
Scope: population of Kodiak Island Borough, selected places in Kodiak Island Borough, and entities that contain Kodiak Island Borough
0%10%20%30%40%Count#AkhiokKodiak StationKarlukKodiak Island Borough School DistrictKodiak Is BoroKodiak Island BoroughKodiak IslandAlaskaOld HarborKodiakWestPacificUnited States of AmericaUnited StatesWomens BayOuzinkiePort LionsLarsen BayAleneva44.594595%44.594595%44.6%33139.763489%39.763489%39.8%538231.111111%31.111111%31.1%14326.864492%26.864492%26.9%3,73926.864492%26.864492%26.9%3,73925.461726%25.461726%25.5%187,616188k24.503311%24.503311%24.5%74424.091199%24.091199%24.1%1,511523.760486%23.760486%23.8%17,834,66617.8M23.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M21.451788%21.451788%21.5%198617.460317%17.460317%17.5%33715.833333%15.833333%15.8%38814.893617%14.893617%14.9%790.000000%0.000000%0.0%010
Count number of children
# rank of place out of 10 by %

Age Cohorts by County Subdivision in Kodiak Island Borough

There is 1 county subdivision in Kodiak Island Borough. This section compares all 1 of those to each other, Kodiak Island Borough, and other entities that contain or substantially overlap with Kodiak Island Borough.

Children by County Subdivision#32

Percentage of population aged 0 to 17 (%):
Scope: population of Kodiak Island Borough, selected county subdivisions in Kodiak Island Borough, and entities that contain Kodiak Island Borough
0%5%10%15%20%25%Count#Kodiak Island Borough School DistrictKodiak Is BoroKodiak Island BoroughKodiak IslandKodiak IslandAlaskaWestPacificUnited States of AmericaUnited States26.864492%26.864492%26.9%3,73926.864492%26.864492%26.9%3,73926.864492%26.864492%26.9%3,739125.461726%25.461726%25.5%187,616188k23.760486%23.760486%23.8%17,834,66617.8M23.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M
Count number of children
# rank of county subdivision out of 1 by %

Age Cohorts by County in Alaska

There are 29 counties in Alaska. This section compares Kodiak Island Borough to all of the counties in Alaska and to those entities that contain or substantially overlap with Kodiak Island Borough.

Children by County#41

Percentage of population aged 0 to 17 (%):
Scope: population of Kodiak Island Borough, selected other counties in Alaska, and entities that contain Kodiak Island Borough
0%10%20%30%40%Count#Kusilvak Census AreaKusilvakBethel Census AreaBethelNorthwest Arctic BoroughNorthwest ArcticNome Census AreaNomeDillingham Census AreaDillinghamLake and Peninsula BoroughLake and PeninsulaYukon-Koyukuk Census AreaYukon-KoyukukMatanuska-Susitna BoroughMatanuska-SusitnaSoutheast Fairbanks Census AreaSoutheast FairbanksKodiak Island Borough School DistrictKodiak Is BoroKodiak Island BoroughKodiak IslandNorth Slope BoroughNorth SlopeAlaskaAnchorage MunicipalityAnchorageFairbanks North Star BoroughFairbanks North StarPrince of Wales-Hyder Census AreaPrince of Wales-H…Valdez-Cordova Census AreaValdez-CordovaWestPetersburg BoroughPetersburgBristol Bay BoroughBristol BayPacificUnited States of AmericaUnited StatesKenai Peninsula BoroughKenai PeninsulaKetchikan Gateway BoroughKetchikan GatewaySitka City and BoroughSitkaYakutat City and BoroughYakutatJuneau City and BoroughJuneauWrangell City and BoroughWrangellHoonah-Angoon Census AreaHoonah-AngoonHaines BoroughHainesDenali BoroughDenaliAleutians West Census AreaAleutians WestSkagway MunicipalitySkagwayAleutians East BoroughAleutians East40.235206%40.235206%40.2%3,216135.896002%35.896002%35.9%6,420235.167681%35.167681%35.2%2,716334.517664%34.517664%34.5%3,410431.767068%31.767068%31.8%1,582530.900071%30.900071%30.9%436627.946429%27.946429%27.9%1,565727.431368%27.431368%27.4%27,06927.1k826.886657%26.886657%26.9%1,874926.864492%26.864492%26.9%3,73926.864492%26.864492%26.9%3,7391025.534552%25.534552%25.5%2,4721125.461726%25.461726%25.5%187,616188k25.003591%25.003591%25.0%74,84174.8k1224.491263%24.491263%24.5%24,52824.5k1324.301851%24.301851%24.3%1,5491423.860534%23.860534%23.9%2,2721523.760486%23.760486%23.8%17,834,66617.8M23.529412%23.529412%23.5%7521623.354565%23.354565%23.4%2201723.336041%23.336041%23.3%12,102,10512.1M23.108006%23.108006%23.1%73,612,43873.6M23.047695%23.047695%23.0%13,28413.3k1822.610281%22.610281%22.6%3,1011922.531106%22.531106%22.5%2,0102022.291022%22.291022%22.3%1442122.278932%22.278932%22.3%7,2462220.616410%20.616410%20.6%4952318.604651%18.604651%18.6%3922418.314873%18.314873%18.3%4632517.929412%17.929412%17.9%3812615.715786%15.715786%15.7%8982713.214990%13.214990%13.2%1342812.337072%12.337072%12.3%40729
Count number of children
# rank of county out of 29 by %

Age Cohorts by County in the United States

There are 3,142 counties in the United States. This section compares Kodiak Island Borough to the 50 most populous counties in the United States and to those entities that contain or substantially overlap with Kodiak Island Borough. The least populous of the compared counties has a population of 941,618.

Children by County#50

Percentage of population aged 0 to 17 (%):
Scope: population of Kodiak Island Borough, selected other counties in the United States, and entities that contain Kodiak Island Borough
0%5%10%15%20%25%Count#Fresno CountyFresnoSalt Lake CountySalt LakeSan Bernardino CountySan BernardinoHarris CountyHarrisTarrant CountyTarrantDallas CountyDallasKodiak Island Borough School DistrictKodiak Is BoroKodiak Island BoroughKodiak IslandRiverside CountyRiversideBexar CountyBexarBronx CountyBronxAlaskaMaricopa CountyMaricopaWake CountyWakeMecklenburg CountyMecklenburgMilwaukee CountyMilwaukeeSacramento CountySacramentoWayne CountyWayneFairfax CountyFairfaxClark CountyClarkWestFranklin CountyFranklinFairfield CountyFairfieldMontgomery CountyMontgomeryContra Costa CountyContra CostaKings CountyKingsPacificHillsborough CountyHillsboroughUnited States of AmericaUnited StatesSanta Clara CountySanta ClaraTravis CountyTravisOrange CountyOrangeWestchester CountyWestchesterFulton CountyFultonLos Angeles CountyLos AngelesOrange CountyOrangeCook CountyCookSt. Louis CountySt. LouisSan Diego CountySan DiegoSuffolk CountySuffolkHennepin CountyHennepinPhiladelphia CountyPhiladelphiaNassau CountyNassauOakland CountyOaklandPima CountyPimaHonolulu CountyHonoluluBroward CountyBrowardCuyahoga CountyCuyahogaAlameda CountyAlamedaKing CountyKingMiami-Dade CountyMiami-DadeMiddlesex CountyMiddlesexQueens CountyQueensPalm Beach CountyPalm BeachAllegheny CountyAlleghenyNew York CountyNew York28.888866%28.888866%28.9%278,246278k128.329602%28.329602%28.3%309,506310k227.363518%27.363518%27.4%576,482576k327.228891%27.228891%27.2%1,207,3991.21M427.104397%27.104397%27.1%527,866528k526.929187%26.929187%26.9%676,745677k626.864492%26.864492%26.9%3,73926.864492%26.864492%26.9%3,73926.401700%26.401700%26.4%613,547614k726.219361%26.219361%26.2%487,339487k825.573137%25.573137%25.6%367,431367k925.461726%25.461726%25.5%187,616188k25.043628%25.043628%25.0%1,023,9211.02M1024.990987%24.990987%25.0%249,554250k1124.574361%24.574361%24.6%248,637249k1224.468076%24.468076%24.5%233,745234k1324.396471%24.396471%24.4%360,897361k1424.179435%24.179435%24.2%427,394427k1523.983328%23.983328%24.0%271,704272k1623.862053%23.862053%23.9%493,981494k1723.760486%23.760486%23.8%17,834,66617.8M23.668593%23.668593%23.7%291,625292k1823.577077%23.577077%23.6%222,006222k1923.549379%23.549379%23.5%241,704242k2023.527315%23.527315%23.5%260,665261k2123.337305%23.337305%23.3%608,369608k2223.336041%23.336041%23.3%12,102,10512.1M23.197227%23.197227%23.2%306,913307k2323.108006%23.108006%23.1%73,612,43873.6M23.087802%23.087802%23.1%435,218435k2423.030006%23.030006%23.0%264,425264k2523.024375%23.024375%23.0%721,172721k2622.943185%22.943185%22.9%222,372222k2722.934276%22.934276%22.9%228,599229k2822.837323%22.837323%22.8%2,296,7852.30M2922.760229%22.760229%22.8%285,881286k3022.694997%22.694997%22.7%1,186,3981.19M3122.432138%22.432138%22.4%224,447224k3222.366565%22.366565%22.4%727,664728k3322.324565%22.324565%22.3%334,451334k3422.273612%22.273612%22.3%269,347269k3522.168125%22.168125%22.2%345,809346k3622.141419%22.141419%22.1%300,415300k3722.121412%22.121412%22.1%273,247273k3821.856045%21.856045%21.9%219,290219k3921.601744%21.601744%21.6%213,209213k4021.598472%21.598472%21.6%402,548403k4121.569623%21.569623%21.6%271,499271k4221.443331%21.443331%21.4%344,212344k4320.896492%20.896492%20.9%434,553435k4420.604500%20.604500%20.6%548,990549k4520.568254%20.568254%20.6%322,430322k4620.470812%20.470812%20.5%472,878473k4719.641010%19.641010%19.6%274,730275k4819.092867%19.092867%19.1%234,911235k4914.639548%14.639548%14.6%239,355239k50
Count number of children
# rank of county 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.

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Census Subareas:
Kodiak Island
Cities:
Akhiok, Kodiak, Larsen Bay, Old Harbor, Ouzinkie, Port Lions
Unincorporated Places:
Aleneva, Chiniak, Karluk, Kodiak Station, Womens Bay
ZIP Codes:
99550, 99615, 99624, 99643, 99644
Unified School District:
Kodiak Island Borough
Congressional District:
AK-At Large
State Senate District:
AK-P
State House District:
AK-32
Neighboring Boroughs:
Kenai Peninsula, Lake and Peninsula