Age and Sex in St. Johns County School District, Florida (Unified School District)

Age Structure#1

Percentage in each age cohort per year of age.1 Gray areas represent percentile bands from the unified school districts in Florida.
Scope: population of Florida, St. Johns County School District, and other unified school districts in Florida
St. Johns County
Florida
Percentile:
0th - 100th
10th - 90th
20th - 80th
30th - 70th
40th - 60th
0.0%0.5%1.0%1.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-44,7862.192%2.19%4,2451.944%1.94%6,4922.973%2.97%9,6194.405%4.41%8,3883.841%3.84%5,9172.710%2.71%8,8814.067%4.07%6,0642.777%2.78%16,47116.5k7.543%7.54%16,89416.9k7.737%7.74%15,90115.9k7.282%7.28%14,91714.9k6.831%6.83%12,85012.9k5.885%5.88%11,59211.6k5.309%5.31%10,68910.7k4.895%4.90%6,0022.749%2.75%2,4221.109%1.11%2,7061.239%1.24%5,3662.457%2.46%9,0424.141%4.14%15,92115.9k7.291%7.29%12,10512.1k5.544%5.54%11,09211.1k5.080%5.08%

Age and Sex#2

Percentage in each age cohort per year of age.1
Scope: population of Florida and St. Johns County School District
Female Male
Florida
St. Johns County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%Senior2Older Adult3Younger Adult4College5Children6-0.231942%-0.037921%-0.237415%-0.054353%-0.269863%0.27%0.231942%0.237415%0.231942%0.23%39,44739.4k18.065%18.1%-0.697814%-0.053856%-0.638723%-0.043023%-0.751669%0.75%0.697814%0.638723%0.697814%0.70%79,12879.1k36.237%36.2%-0.509857%-0.026790%-0.618449%-0.536647%0.54%0.509857%0.618449%0.010859%0.509857%0.51%41,13341.1k18.837%18.8%-0.590991%-0.618605%-0.590991%0.59%0.590991%0.019463%0.618605%0.032759%0.610454%0.61%10,49410.5k4.806%4.81%-0.606841%-0.554431%-0.606841%0.61%0.606841%0.011602%0.554431%0.024373%0.618443%0.62%48,16048.2k22.055%22.1%

Detailed Age and Sex#3

Percentage in each age cohort per year of age.1
Scope: population of Florida and St. Johns County School District
Female Male
Florida
St. Johns County
Shaded bar tips show excess over facing bar.
0.5%0.0%0.5%Count%85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-0.055155%-0.026676%-0.060218%-0.040941%-0.081831%0.08%0.055155%0.060218%0.055155%0.06%4,7862.192%2.19%-0.179152%-0.030500%-0.222392%-0.061731%-0.209652%0.21%0.179152%0.222392%0.179152%0.18%4,2451.944%1.94%-0.263691%-0.067228%-0.321242%-0.053718%-0.330918%0.33%0.263691%0.321242%0.263691%0.26%6,4922.973%2.97%-0.421319%-0.038377%-0.429227%-0.066204%-0.459695%0.46%0.421319%0.429227%0.421319%0.42%9,6194.405%4.41%-0.619308%-0.041827%-0.527414%-0.068312%-0.661135%0.66%0.619308%0.527414%0.619308%0.62%8,3883.841%3.84%-0.644343%-0.066175%-0.568453%-0.094221%-0.710517%0.71%0.644343%0.568453%0.644343%0.64%5,9172.710%2.71%-0.623430%-0.108841%-0.564811%-0.094296%-0.732270%0.73%0.623430%0.564811%0.623430%0.62%8,8814.067%4.07%-0.620071%-0.148377%-0.600995%-0.077712%-0.768449%0.77%0.620071%0.600995%0.620071%0.62%6,0642.777%2.78%-0.749123%-0.010350%-0.643509%-0.059943%-0.759473%0.76%0.749123%0.643509%0.749123%0.75%16,47116.5k7.543%7.54%-0.736117%-0.075105%-0.695743%-0.033620%-0.811222%0.81%0.736117%0.695743%0.736117%0.74%16,89416.9k7.737%7.74%-0.702137%-0.052115%-0.654935%-0.018618%-0.754252%0.75%0.702137%0.654935%0.702137%0.70%15,90115.9k7.282%7.28%-0.679605%-0.007053%-0.620143%-0.015271%-0.686658%0.69%0.679605%0.620143%0.679605%0.68%14,91714.9k6.831%6.83%-0.564750%-0.047444%-0.590601%-0.005517%-0.612194%0.61%0.564750%0.590601%0.564750%0.56%12,85012.9k5.885%5.88%-0.506682%-0.048360%-0.617948%-0.555042%0.56%0.506682%0.617948%0.001506%0.506682%0.51%11,59211.6k5.309%5.31%-0.481586%-0.015845%-0.641090%-0.497431%0.50%0.481586%0.641090%0.021272%0.481586%0.48%10,68910.7k4.895%4.90%-0.445438%-0.618765%-0.445438%0.45%0.445438%0.025340%0.618765%0.036384%0.470778%0.47%6,0022.749%2.75%-0.552752%-0.003664%-0.639802%-0.556415%0.56%0.552752%0.639802%0.033550%0.552752%0.55%2,4221.109%1.11%-0.605875%-0.027477%-0.681258%-0.633352%0.63%0.605875%0.681258%0.017191%0.605875%0.61%2,7061.239%1.24%-0.587098%-0.576680%-0.587098%0.59%0.587098%0.054497%0.576680%0.040147%0.641595%0.64%5,3662.457%2.46%-0.665867%-0.579195%-0.665867%0.67%0.665867%0.048543%0.579195%0.028343%0.714410%0.71%9,0424.141%4.14%-0.696733%-0.563545%-0.696733%0.70%0.696733%0.064755%0.563545%0.022235%0.761488%0.76%15,92115.9k7.291%7.29%-0.540295%-0.028118%-0.547586%-0.568414%0.57%0.540295%0.547586%0.025300%0.540295%0.54%12,10512.1k5.544%5.54%-0.495965%-0.023997%-0.537304%-0.519962%0.52%0.495965%0.537304%0.023203%0.495965%0.50%11,09211.1k5.080%5.08%

Detailed Sex Ratio#4

Percentage more males or females in selected age cohorts.
Scope: population of Florida and St. Johns County School District
More Females More Males
Florida
St. Johns County
60%40%20%0%20%M:FFM85+80-8475-7970-7467-6965-6662-6460-6155-5950-5445-4940-4435-3930-3425-2922-24212018-1915-1710-145-90-4-48.365335%-67.987921%-48.365335%48.4%0.6740.6759.737%59.7%40.263%40.3%-17.024540%-27.757903%-17.024540%17.0%0.8550.8553.922%53.9%46.078%46.1%-25.494964%-16.721999%-25.494964%25.5%0.7970.8055.653%55.7%44.347%44.3%-9.108696%-15.424010%-9.108696%9.1%0.9170.9252.178%52.2%47.822%47.8%-6.753759%-12.952307%-6.753759%6.8%0.9370.9451.633%51.6%48.367%48.4%-10.270078%-16.575037%-10.270078%10.3%0.9070.9152.442%52.4%47.558%47.6%-17.458374%-16.695088%-17.458374%17.5%0.8510.8554.014%54.0%45.986%46.0%-23.929099%-12.930596%-23.929099%23.9%0.8070.8155.343%55.3%44.657%44.7%-1.381587%-9.315092%-1.381587%1.4%0.9860.9950.343%50.3%49.657%49.7%-10.202812%-4.832269%-10.202812%10.2%0.9070.9152.427%52.4%47.573%47.6%-7.422385%-2.842730%-7.422385%7.4%0.9310.9351.789%51.8%48.211%48.2%-1.037736%-2.462503%-1.037736%1.0%0.9900.9950.258%50.3%49.742%49.7%-8.400908%-0.934148%-8.400908%8.4%0.9230.9252.016%52.0%47.984%48.0%-9.544469%-9.544469%9.5%0.243699%0.9130.9152.277%52.3%47.723%47.7%-3.290224%-3.290224%3.3%3.318054%0.9680.9750.809%50.8%49.191%49.2%5.688828%5.880143%5.688828%5.7%1.0571.0648.617%48.6%51.383%51.4%-0.662800%-0.662800%0.7%5.243804%0.9930.9950.165%50.2%49.835%49.8%-4.535147%-4.535147%4.5%2.523471%0.9570.9651.109%51.1%48.891%48.9%9.282371%6.961673%9.282371%9.3%1.0931.0947.782%47.8%52.218%52.2%7.290234%4.893498%7.290234%7.3%1.0731.0748.242%48.2%51.758%51.8%9.294071%3.945537%9.294071%9.3%1.0931.0947.780%47.8%52.220%52.2%-5.204272%-5.204272%5.2%4.620267%0.9510.9551.268%51.3%48.732%48.7%-4.838412%-4.838412%4.8%4.318421%0.9540.9551.181%51.2%48.819%48.8%

Map of Age Cohorts by County Subdivision in St. Johns County School District

Children Age Cohorts by County Subdivision#5

Percentage of population aged 0 to 17 (%):
12.3%15.7%19.1%22.5%25.8%29.3%

College Age Cohorts by County Subdivision#6

Percentage of population aged 18 to 21 (%):
2.7%3.3%3.8%4.3%4.9%5.4%

20s Age Cohorts by County Subdivision#7

Percentage of population aged 22 to 29 (%):
5.5%6.3%7.1%7.8%8.6%9.4%

30s Age Cohorts by County Subdivision#8

Percentage of population aged 30 to 39 (%):
7.9%8.9%9.7%10.6%11.5%12.5%

40s Age Cohorts by County Subdivision#9

Percentage of population aged 40 to 49 (%):
10.7%12.3%13.9%15.5%17.0%18.7%

50s Age Cohorts by County Subdivision#10

Percentage of population aged 50 to 59 (%):
14.0%15.1%16.2%17.3%18.4%19.6%

60s Age Cohorts by County Subdivision#11

Percentage of population aged 60 to 69 (%):
8.5%10.8%13.0%15.2%17.5%19.7%

70s Age Cohorts by County Subdivision#12

Percentage of population aged 70 to 79 (%):
4.8%6.0%7.2%8.3%9.4%10.6%

80+ Age Cohorts by County Subdivision#13

Percentage of population aged 80 and older (%):
2.4%3.6%4.7%5.8%6.9%8.1%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Tract in St. Johns County School District

Children Age Cohorts by Tract#14

Percentage of population aged 0 to 17 (%):
6%12%17%22%28%33%

College Age Cohorts by Tract#15

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

20s Age Cohorts by Tract#16

Percentage of population aged 22 to 29 (%):
1.3%4.5%7.6%10.8%14.0%17.2%

30s Age Cohorts by Tract#17

Percentage of population aged 30 to 39 (%):
2.4%5.5%8.6%11.6%14.7%17.8%

40s Age Cohorts by Tract#18

Percentage of population aged 40 to 49 (%):
8.7%11.5%14.3%17.1%19.9%22.7%

50s Age Cohorts by Tract#19

Percentage of population aged 50 to 59 (%):
8.9%11.9%14.8%17.8%20.7%23.7%

60s Age Cohorts by Tract#20

Percentage of population aged 60 to 69 (%):
4%10%15%21%26%32%

70s Age Cohorts by Tract#21

Percentage of population aged 70 to 79 (%):
2.4%5.4%8.3%11.2%14.2%17.1%

80+ Age Cohorts by Tract#22

Percentage of population aged 80 and older (%):
0.0%2.9%5.7%8.6%11.4%14.3%
Road Data ©OpenStreetMap

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Map of Age Cohorts by Block Group in St. Johns County School District

Children Age Cohorts by Block Group#23

Percentage of population aged 0 to 17 (%):
3%13%21%30%38%48%

College Age Cohorts by Block Group#24

Percentage of population aged 18 to 21 (%):
0%13%26%39%52%65%

20s Age Cohorts by Block Group#25

Percentage of population aged 22 to 29 (%):
0.0%4.5%8.9%13.4%17.8%22.3%

30s Age Cohorts by Block Group#26

Percentage of population aged 30 to 39 (%):
0%8%15%23%30%38%

40s Age Cohorts by Block Group#27

Percentage of population aged 40 to 49 (%):
1.6%6.4%11.1%15.8%20.5%25.3%

50s Age Cohorts by Block Group#28

Percentage of population aged 50 to 59 (%):
5%10%15%20%25%31%

60s Age Cohorts by Block Group#29

Percentage of population aged 60 to 69 (%):
0%7%13%20%27%34%

70s Age Cohorts by Block Group#30

Percentage of population aged 70 to 79 (%):
0%7%14%21%28%35%

80+ Age Cohorts by Block Group#31

Percentage of population aged 80 and older (%):
0.0%4.1%8.2%12.3%16.3%20.5%
Road Data ©OpenStreetMap

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Age Cohorts by Place in St. Johns County School District

There are 15 places that are fully or partially contained within St. Johns County School District (14 fully and 1 partially). This section compares all 15 of those to each other, St. Johns County School District, and other entities that contain or substantially overlap with St. Johns County School District.

Children by Place#32

Percentage of population aged 0 to 17 (%):
Scope: population of St. Johns County School District, selected places in St. Johns County School District, and entities that contain St. Johns County School District
0%10%20%30%Count#NocateeFlagler EstatesFlagler EstsWorld Golf VillageWorld Golf VlgFruit CoveSouthUnited States of AmericaUnited StatesJacksonville Metro AreaJacksonvilleSouth AtlanticSt. Johns CountySt. JohnsSt. Johns County School DistrictSt. Johns CoFloridaPalm ValleySt. Augustine BeachSt. Augustine BchSt. Augustine SouthSt. Augustine SSt. Augustine ShoresSt. Augustine ShrsSawgrassSt. AugustineVillano BeachHastingsButler BeachCrescent BeachCrescent BchMarineland34.444896%34.444896%34.4%3,388130.682140%30.682140%30.7%1,084229.419586%29.419586%29.4%4,425327.349693%27.349693%27.3%8,593423.464217%23.464217%23.5%28,099,74328.1M23.108006%23.108006%23.1%73,612,43873.6M22.848865%22.848865%22.8%325,390325k22.148630%22.148630%22.1%13,847,14713.8M22.055119%22.055119%22.1%48,16048.2k22.055119%22.055119%22.1%48,16048.2k20.398234%20.398234%20.4%4,066,2764.07M19.887132%19.887132%19.9%4,264516.795827%16.795827%16.8%1,127614.807302%14.807302%14.8%730714.758477%14.758477%14.8%1,271814.648236%14.648236%14.6%710911.624721%11.624721%11.6%1,6121010.816543%10.816543%10.8%306119.973404%9.973404%10.0%75128.688147%8.688147%8.7%453136.827309%6.827309%6.8%68140.000000%0.000000%0.0%015

Age Cohorts by County Subdivision in St. Johns County School District

There are 5 county subdivisions in St. Johns County School District. This section compares all 5 of those to each other, St. Johns County School District, and other entities that contain or substantially overlap with St. Johns County School District.

Children by County Subdivision#41

Percentage of population aged 0 to 17 (%):
Scope: population of St. Johns County School District, selected county subdivisions in St. Johns County School District, and entities that contain St. Johns County School District
0%5%10%15%20%25%Count#Fruit CoveSouthUnited States of AmericaUnited StatesJacksonville Metro AreaJacksonvilleHastingsSouth AtlanticSt. Johns CountySt. JohnsSt. Johns County School DistrictSt. Johns CoSt. AugustineFloridaPonte VedraMatanzas29.205339%29.205339%29.2%13,21613.2k123.464217%23.464217%23.5%28,099,74328.1M23.108006%23.108006%23.1%73,612,43873.6M22.848865%22.848865%22.8%325,390325k22.718355%22.718355%22.7%2,895222.148630%22.148630%22.1%13,847,14713.8M22.055119%22.055119%22.1%48,16048.2k22.055119%22.055119%22.1%48,16048.2k21.231850%21.231850%21.2%24,36124.4k320.398234%20.398234%20.4%4,066,2764.07M19.458000%19.458000%19.5%5,622412.344646%12.344646%12.3%2,0665

Age Cohorts by Unified School District in Florida

There are 67 unified school districts in Florida. This section compares St. Johns County School District to the 50 most populous unified school districts in Florida and to those entities that contain or substantially overlap with St. Johns County School District. The least populous of the compared unified school districts has a population of 27,312.

Children by Unified School District#50

Percentage of population aged 0 to 17 (%):
Scope: population of St. Johns County School District, selected other unified school districts in Florida, and entities that contain St. Johns County School District
0%5%10%15%20%25%Count#Hendry County School DistrictHendry CountyOsceola County School DistrictOsceola CoBaker County School DistrictBaker CountyClay County School DistrictClay CountySouthHillsborough County School DistrictHillsborough CoUnited States of AmericaUnited StatesDuval County School DistrictDuval CountyJacksonville Metro AreaJacksonvilleOkeechobee County School DistrictOkeechobee CoOrange County School DistrictOrange CountyPolk County School DistrictPolk CountySanta Rosa County School DistrictSanta Rosa CoGadsden County School DistrictGadsden CoOkaloosa County School DistrictOkaloosa CoSouth AtlanticSt. Johns CountySt. JohnsSt. Johns County School DistrictSt. Johns CoColumbia County School DistrictColumbia CoPutnam County School DistrictPutnam CountyBroward County School DistrictBroward CoBay County School DistrictBay CountySeminole County School DistrictSeminole CoSuwannee County School DistrictSuwannee CoWakulla County School DistrictWakulla CoEscambia County School DistrictEscambia CoSt. Lucie County School DistrictSt. Lucie CoDeSoto County School DistrictDeSoto CountyDade County School DistrictDade CountyPasco County School DistrictPasco CountyNassau County School DistrictNassau CountyWalton County School DistrictWalton CountyFloridaLevy County School DistrictLevy CountyLake County School DistrictLake CountyPalm Beach County School DistrictPalm Bch CoManatee County School DistrictManatee CoHernando County School DistrictHernando CoLeon County School DistrictLeon CountyMarion County School DistrictMarion CountyBrevard County School DistrictBrevard CoJackson County School DistrictJackson CoLee County School DistrictLee CountyCollier County School DistrictCollier CoFlagler County School DistrictFlagler CoVolusia County School DistrictVolusia CoAlachua County School DistrictAlachua CoHighlands County School DistrictHighlands CoIndian River County School DistrictIndian Riv CoPinellas County School DistrictPinellas CoMartin County School DistrictMartin CountyCitrus County School DistrictCitrus CountyMonroe County School DistrictMonroe CountySarasota County School DistrictSarasota CoCharlotte County School DistrictCharlotte CoSumter County School DistrictSumter County27.720450%27.720450%27.7%10,63810.6k125.143126%25.143126%25.1%78,43778.4k224.524019%24.524019%24.5%6,698324.310942%24.310942%24.3%48,70648.7k423.464217%23.464217%23.5%28,099,74328.1M23.197227%23.197227%23.2%306,913307k523.108006%23.108006%23.1%73,612,43873.6M22.868164%22.868164%22.9%206,017206k622.848865%22.848865%22.8%325,390325k22.780315%22.780315%22.8%8,980722.760229%22.760229%22.8%285,881286k822.705354%22.705354%22.7%144,790145k922.593851%22.593851%22.6%37,03237.0k1022.319243%22.319243%22.3%10,30110.3k1122.211667%22.211667%22.2%43,49043.5k1222.148630%22.148630%22.1%13,847,14713.8M22.055119%22.055119%22.1%48,16048.2k22.055119%22.055119%22.1%48,16048.2k1321.921464%21.921464%21.9%14,95015.0k1421.843881%21.843881%21.8%15,79415.8k1521.598472%21.598472%21.6%402,548403k1621.577026%21.577026%21.6%38,48538.5k1721.561057%21.561057%21.6%95,49595.5k1821.434953%21.434953%21.4%9,3571921.000192%21.000192%21.0%6,5762020.950403%20.950403%21.0%64,85764.9k2120.842203%20.842203%20.8%61,09661.1k2220.749132%20.749132%20.7%7,2902320.604500%20.604500%20.6%548,990549k2420.502345%20.502345%20.5%100,115100k2520.481428%20.481428%20.5%15,80915.8k2620.458978%20.458978%20.5%12,58812.6k2720.398234%20.398234%20.4%4,066,2764.07M20.165210%20.165210%20.2%8,0072819.893509%19.893509%19.9%63,17963.2k2919.641010%19.641010%19.6%274,730275k3019.469400%19.469400%19.5%68,80768.8k3118.842514%18.842514%18.8%33,31333.3k3218.824529%18.824529%18.8%53,61053.6k3318.779988%18.779988%18.8%63,91663.9k3418.762652%18.762652%18.8%105,199105k3518.735248%18.735248%18.7%9,1283618.611686%18.611686%18.6%126,740127k3718.216669%18.216669%18.2%63,43763.4k3818.190386%18.190386%18.2%18,72118.7k3918.041292%18.041292%18.0%92,15692.2k4018.005620%18.005620%18.0%46,19946.2k4117.726730%17.726730%17.7%17,52517.5k4217.520056%17.520056%17.5%25,46425.5k4317.024676%17.024676%17.0%159,955160k4416.920803%16.920803%16.9%25,98926.0k4515.016411%15.016411%15.0%21,09121.1k4614.996760%14.996760%15.0%11,57011.6k4714.941044%14.941044%14.9%59,46759.5k4813.084613%13.084613%13.1%22,19722.2k497.519214%7.519214%7.5%8,54150

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

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