Population.us > Counties > Missouri > St. Louis County

Population of St. Louis County

Last official estimated population of St. Louis County was 998,880 (year 2014)[1]. This was 0.313% of total US population and 16.4% of total Missouri state population. Area of St. Louis County is 523.0 mi² (=1354.5 km²), in this year population density was 1,909.98 p/mi². If population growth rate would be same as in period 2010-2014 (-0%/yr), St. Louis County population in 2022 would be 998,732 [0].


Historical population

Historical population of St. Louis County for period 1810-2014 [1] , [2] , [3]:

Maps: Population, population density, population changes

Estimated population for 2014[1]. Population density is in p./sq.mi [4]. Changes are for period 2010-2015. Value is %/year. Boundary lines are approx. 2012 [5]. Click on flag to hide it.

PopulationDensityChangesLegendsPosition

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Annual growth rate

[1810-1820] +5.9 %/yr
[1820-1830] +3.46 %/yr
[1830-1840] +9.8 %/yr
[1840-1850] +11.3 %/yr
[1850-1860] +6.14 %/yr
[1860-1870] +6.31 %/yr
[1870-1880] -21.33 %/yr
[1880-1890] +1.31 %/yr
[1890-1900] +3.26 %/yr
[1900-1910] +5.12 %/yr
[1910-1920] +2.03 %/yr
[1920-1930] +7.7 %/yr
[1930-1940] +2.63 %/yr
[1940-1950] +4.01 %/yr
[1950-1960] +5.64 %/yr
[1960-1970] +3.06 %/yr
[1970-1980] +0.23 %/yr
[1980-1990] +0.2 %/yr
[1990-2000] +0.23 %/yr
[2000-2005] -0.24 %/yr
[2005-2010] -0.1 %/yr
[2010-2014] -0 %/yr

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Demography

Population of St. Louis County by age groups male (M) and female (F)[1b]

Age Gr. (M) (F) Total
0 to 4 29584 28392 57,976
5 to 9 30758 29817 60,575
10 to 14 32808 31699 64,507
15 to 19 33699 32040 65,739
20 to 24 31670 32458 64,128
25 to 29 30664 32610 63,274
30 to 34 30607 33155 63,762
35 to 39 27295 30402 57,697
40 to 44 28154 31803 59,957
45 to 49 30240 33940 64,180
50 to 54 35364 40099 75,463
55 to 59 35455 39671 75,126
60 to 64 29644 34709 64,353
65 to 69 23109 28317 51,426
70 to 74 16308 20751 37,059
75 to 79 11470 15889 27,359
80 to 84 8920 13775 22,695
85+ 8700 17900 26,600

St. Louis County resident population estimates by Sex, Race, and Hispanic Origin[1b]. For full list of abbrevations see: population.us/about page.

Race Male Female Total
NH 460499 513849 974,348
WAC 345974 372097 718,071
WA 337355 363111 700,466
NHWAC 333396 359939 693,335
NHWA 325314 351495 676,809
BAC 112252 137761 250,013
NHBAC 110988 136419 247,407
BA 106972 132174 239,146
NHBA 106055 131172 237,227
AAC 22668 24255 46,923
NHAAC 22424 24014 46,438
AA 19297 20776 40,073
NHAA 19216 20701 39,917
H 13950 13578 27,528
HWAC 12578 12158 24,736
HWA 12041 11616 23,657
TOM 9560 10085 19,645
NHTOM 8947 9472 18,419
IAC 3574 3936 7,510
NHIAC 3029 3421 6,450
HBAC 1264 1342 2,606
IA 1136 1157 2,293
HBA 917 1002 1,919
NHIA 854 899 1,753
HTOM 613 613 1,226
HIAC 545 515 1,060
NAC 491 492 983
NHNAC 421 424 845
HIA 282 258 540
HAAC 244 241 485
NA 129 124 253
NHNA 113 110 223
HAA 81 75 156
HNAC 70 68 138
HNA 16 14 30

Counties near St. Louis County

St. Charles County population 15.7 mi, 308°
St. Louis city 10.9 mi, 91°
St. Clair County 30.3 mi, 112°
Madison County 32.1 mi, 66°
Jefferson County 27 mi, 191°
Franklin County 37.5 mi, 244°
Monroe County 28.9 mi, 150°
Warren County 39.4 mi, 282°
Jersey County 30.7 mi,
Calhoun County 38.1 mi, 341°


Sources, notices

[0] Calculated by population.us from last known population growth rate, not official data.

[1] County population - 2014, archived from the original, retrieved 02/23/2016

[1b] Annual County Resident Population Estimates by Age, Sex, Race, and Hispanic Origin, (used only data for 2014) archived from the original, retrieved 02/23/2016

[2] County population - 2000-2010, archived from the original, retrieved 02/23/2016

[3] Population of States and Counties of the United States: 1790 to 1992, PDF, 15 Mb, census.gov, retrieved 02/23/2016

[4] County area, latitude longitude data, retrieved 02/23/2016

[5] County boundaries, CSV files on boundaries.us, retrived 03/18/2016

See note 6 Missouri Notes

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