Population.us > Counties > Michigan > St. Clair County

Population of St. Clair County

Last official estimated population of St. Clair County was 162,673 (year 2014)[1]. This was 0.051% of total US population and 1.6% of total Michigan state population. Area of St. Clair County is 836.5 mi² (=2166.5 km²), in this year population density was 194.47 p/mi². If population growth rate would be same as in period 2010-2014 (-0.06%/yr), St. Clair County population in 2024 would be 161,759 [0].


Historical population

Historical population of St. Clair County for period 1830-2014 [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

[1830-1840] +15.25 %/yr
[1840-1850] +8.51 %/yr
[1850-1860] +9.83 %/yr
[1860-1870] +3.26 %/yr
[1870-1880] +2.34 %/yr
[1880-1890] +1.21 %/yr
[1890-1900] +0.58 %/yr
[1900-1910] -0.54 %/yr
[1910-1920] +1.03 %/yr
[1920-1930] +1.54 %/yr
[1930-1940] +1.21 %/yr
[1940-1950] +1.85 %/yr
[1950-1960] +1.59 %/yr
[1960-1970] +1.15 %/yr
[1970-1980] +1.45 %/yr
[1980-1990] +0.48 %/yr
[1990-2000] +1.21 %/yr
[2000-2005] +0.48 %/yr
[2005-2010] -0.62 %/yr
[2010-2014] -0.06 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 4290 3908 8,198
5 to 9 4931 4608 9,539
10 to 14 5472 5154 10,626
15 to 19 5438 5011 10,449
20 to 24 4966 4683 9,649
25 to 29 4176 4099 8,275
30 to 34 4159 4206 8,365
35 to 39 4286 4390 8,676
40 to 44 5163 5299 10,462
45 to 49 5956 5907 11,863
50 to 54 6717 6676 13,393
55 to 59 6343 6503 12,846
60 to 64 5485 5569 11,054
65 to 69 4385 4543 8,928
70 to 74 3090 3474 6,564
75 to 79 2111 2493 4,604
80 to 84 1320 1771 3,091
85+ 1207 2289 3,496

St. Clair 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 76960 78027 154,987
WAC 76395 77644 154,039
WA 74877 76104 150,981
NHWAC 74066 75293 149,359
NHWA 72701 73906 146,607
BAC 2973 2751 5,724
NHBAC 2811 2587 5,398
H 2535 2556 5,091
HWAC 2329 2351 4,680
HWA 2176 2198 4,374
BA 2178 1923 4,101
NHBA 2086 1833 3,919
TOM 1566 1594 3,160
NHTOM 1407 1435 2,842
IAC 1022 1055 2,077
NHIAC 852 877 1,729
AAC 686 742 1,428
NHAAC 655 715 1,370
AA 450 522 972
NHAA 435 506 941
IA 410 410 820
NHIA 321 323 644
HIAC 170 178 348
HBAC 162 164 326
HTOM 159 159 318
HBA 92 90 182
HIA 89 87 176
NAC 44 62 106
NHNAC 36 52 88
HAAC 31 27 58
NA 14 30 44
NHNA 10 24 34
HAA 15 16 31
HNAC 8 10 18
HNA 4 6 10

Counties near St. Clair County

Wayne County population 53.8 mi, 214°
Oakland County 40.7 mi, 242°
Macomb County 21.6 mi, 214°
Genesee County 52.8 mi, 276°
Livingston County 66.9 mi, 250°
Lapeer County 30.2 mi, 291°
Shiawassee County 74.7 mi, 271°
Tuscola County 54.7 mi, 314°
Sanilac County 36 mi,
Huron County 68.3 mi, 352°


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

*Macomb, Oakland Michigan Notes

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