Population.us > Counties > Illinois > Clay County

Population of Clay County

Last official estimated population of Clay County was 13,818 (year 2014)[1]. This was 0.004% of total US population and 0.1% of total Illinois state population. Area of Clay County is 469.6 mi² (=1216.2 km²), in this year population density was 29.43 p/mi². If population growth rate would be same as in period 2010-2014 (+0.01%/yr), Clay County population in 2024 would be 13,826 [0].


Historical population

Historical population of Clay 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] +15.64 %/yr
[1840-1850] +2.88 %/yr
[1850-1860] +8.09 %/yr
[1860-1870] +5.45 %/yr
[1870-1880] +0.2 %/yr
[1880-1890] +0.35 %/yr
[1890-1900] +1.55 %/yr
[1900-1910] -0.47 %/yr
[1910-1920] -0.54 %/yr
[1920-1930] -0.9 %/yr
[1930-1940] +1.61 %/yr
[1940-1950] -0.82 %/yr
[1950-1960] -0.98 %/yr
[1960-1970] -0.7 %/yr
[1970-1980] +0.37 %/yr
[1980-1990] -0.55 %/yr
[1990-2000] -0.03 %/yr
[2000-2005] -0.4 %/yr
[2005-2010] -0.46 %/yr
[2010-2014] +0.01 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 464 421 885
5 to 9 432 412 844
10 to 14 440 424 864
15 to 19 383 375 758
20 to 24 417 410 827
25 to 29 351 329 680
30 to 34 381 401 782
35 to 39 371 385 756
40 to 44 419 364 783
45 to 49 398 405 803
50 to 54 540 523 1,063
55 to 59 512 487 999
60 to 64 455 473 928
65 to 69 389 401 790
70 to 74 258 323 581
75 to 79 195 246 441
80 to 84 131 226 357
85+ 130 249 379

Clay 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
WAC 6584 6738 13,322
NH 6555 6766 13,321
WA 6518 6683 13,201
NHWAC 6482 6655 13,137
NHWA 6421 6600 13,021
H 111 88 199
HWAC 102 83 185
HWA 97 83 180
BAC 68 60 128
TOM 69 58 127
NHTOM 63 58 121
NHAAC 42 78 120
AAC 42 78 120
NHBAC 60 56 116
AA 29 64 93
NHAA 29 64 93
IAC 39 34 73
BA 35 32 67
NHIAC 32 33 65
NHBA 31 28 59
IA 15 17 32
NHIA 11 16 27
HBAC 8 4 12
HIAC 7 1 8
HBA 4 4 8
HTOM 6 0 6
HIA 4 1 5
NHNAC 2 2 4
NAC 2 2 4
HNAC 0 0 0
NA 0 0 0
HAA 0 0 0
HAAC 0 0 0
HNA 0 0 0
NHNA 0 0 0

Counties near Clay County

Marion County population 24.6 mi, 253°
Jefferson County 39 mi, 217°
Effingham County 21.6 mi, 344°
Fayette County 33.7 mi, 301°
Wayne County 21.9 mi, 172°
Richland County 21.5 mi, 96°
Wabash County 40.5 mi, 120°
Cumberland County 38.6 mi, 19°
Jasper County 25.2 mi, 45°
Edwards County 32.7 mi, 134°


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 3 Illinois Notes

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