Population.us > Counties > Iowa > Clayton County

Population of Clayton County

Last official estimated population of Clayton County was 18,090 (year 2014)[1]. This was 0.006% of total US population and 0.6% of total Iowa state population. Area of Clayton County is 792.7 mi² (=2053 km²), in this year population density was 22.82 p/mi². If population growth rate would be same as in period 2010-2014 (-0.05%/yr), Clayton County population in 2024 would be 17,993 [0].


Historical population

Historical population of Clayton County for period 1840-2014 [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

[1840-1850] +13.4 %/yr
[1850-1860] +18.26 %/yr
[1860-1870] +2.97 %/yr
[1870-1880] +0.37 %/yr
[1880-1890] -0.75 %/yr
[1890-1900] +0.37 %/yr
[1900-1910] -0.81 %/yr
[1910-1920] -0.21 %/yr
[1920-1930] -0.19 %/yr
[1930-1940] -0.09 %/yr
[1940-1950] -0.77 %/yr
[1950-1960] -0.25 %/yr
[1960-1970] -0.64 %/yr
[1970-1980] +0.24 %/yr
[1980-1990] -1.01 %/yr
[1990-2000] -0.2 %/yr
[2000-2005] -0.43 %/yr
[2005-2010] -0.15 %/yr
[2010-2014] -0.05 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 501 502 1,003
5 to 9 572 525 1,097
10 to 14 564 549 1,113
15 to 19 578 495 1,073
20 to 24 476 429 905
25 to 29 382 383 765
30 to 34 481 439 920
35 to 39 435 413 848
40 to 44 502 446 948
45 to 49 527 503 1,030
50 to 54 708 708 1,416
55 to 59 778 770 1,548
60 to 64 701 629 1,330
65 to 69 558 531 1,089
70 to 74 398 406 804
75 to 79 301 355 656
80 to 84 240 301 541
85+ 198 408 606

Clayton 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 8787 8675 17,462
NH 8714 8649 17,363
WA 8717 8606 17,323
NHWAC 8613 8542 17,155
NHWA 8544 8477 17,021
H 186 143 329
HWAC 174 133 307
HWA 173 129 302
BAC 101 93 194
NHBAC 96 86 182
TOM 73 76 149
NHTOM 72 72 144
BA 68 60 128
NHBA 64 56 120
AAC 36 52 88
NHAAC 36 51 87
IAC 40 39 79
NHIAC 33 33 66
AA 20 33 53
NHAA 20 32 52
IA 15 10 25
NAC 13 12 25
NHNAC 12 12 24
NA 7 7 14
NHIA 8 5 13
HIAC 7 6 13
NHNA 6 7 13
HIA 7 5 12
HBAC 5 7 12
HBA 4 4 8
HTOM 1 4 5
HNAC 1 0 1
HNA 1 0 1
HAA 0 1 1
HAAC 0 1 1

Counties near Clayton County

Dubuque County population 34.5 mi, 139°
Grant County 31.9 mi, 86°
Bremer County 51 mi, 265°
Winneshiek County 41 mi, 319°
Buchanan County 36.6 mi, 225°
Fayette County 26.2 mi, 273°
Jones County 50.6 mi, 167°
Delaware County 25.5 mi, 184°
Crawford County 33.9 mi, 33°
Allamakee County 30.1 mi, 354°


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 1 Iowa Notes

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