Population.us > Counties > Iowa > Clay County

Population of Clay County

Last official estimated population of Clay County was 16,624 (year 2014)[1]. This was 0.005% of total US population and 0.5% of total Iowa state population. Area of Clay County is 572.6 mi² (=1483 km²), in this year population density was 29.03 p/mi². If population growth rate would be same as in period 2010-2014 (-0.06%/yr), Clay County population in 2024 would be 16,517 [0].


Historical population

Historical population of Clay County for period 1860-2014 [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

[1860-1870] +40.17 %/yr
[1870-1880] +10.8 %/yr
[1880-1890] +8.16 %/yr
[1890-1900] +3.71 %/yr
[1900-1910] -0.48 %/yr
[1910-1920] +2.06 %/yr
[1920-1930] +0.28 %/yr
[1930-1940] +0.98 %/yr
[1940-1950] +0.19 %/yr
[1950-1960] +0.22 %/yr
[1960-1970] -0.02 %/yr
[1970-1980] +0.59 %/yr
[1980-1990] -1.07 %/yr
[1990-2000] -0.12 %/yr
[2000-2005] -0.61 %/yr
[2005-2010] -0.22 %/yr
[2010-2014] -0.06 %/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 4 485 455 940
5 to 9 555 547 1,102
10 to 14 519 553 1,072
15 to 19 513 475 988
20 to 24 489 421 910
25 to 29 439 416 855
30 to 34 500 483 983
35 to 39 496 507 1,003
40 to 44 448 430 878
45 to 49 483 452 935
50 to 54 584 618 1,202
55 to 59 641 653 1,294
60 to 64 565 558 1,123
65 to 69 434 445 879
70 to 74 315 379 694
75 to 79 249 299 548
80 to 84 191 275 466
85+ 199 444 643

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 7951 8274 16,225
WA 7864 8209 16,073
NH 7822 8164 15,986
NHWAC 7677 8042 15,719
NHWA 7594 7981 15,575
H 283 246 529
HWAC 274 232 506
HWA 270 228 498
BAC 117 95 212
NHBAC 109 85 194
TOM 90 70 160
NHTOM 86 66 152
AAC 80 68 148
NHAAC 78 63 141
BA 67 53 120
AA 60 54 114
NHBA 63 45 108
NHAA 58 50 108
IAC 46 45 91
NHIAC 43 41 84
IA 23 24 47
NHIA 21 22 43
HBAC 8 10 18
HBA 4 8 12
NAC 6 2 8
HTOM 4 4 8
NHNAC 5 2 7
HIAC 3 4 7
HAAC 2 5 7
HAA 2 4 6
HIA 2 2 4
HNAC 1 0 1
HNA 1 0 1
NA 1 0 1
NHNA 0 0 0

Counties near Clay County

Buena Vista County population 23.5 mi, 178°
Dickinson County 21.4 mi, 353°
Kossuth County 48 mi, 79°
O'Brien County 24 mi, 270°
Cherokee County 33.8 mi, 226°
Emmet County 31.7 mi, 49°
Jackson County 40.8 mi,
Palo Alto County 24.3 mi, 90°
Pocahontas County 33.8 mi, 135°
Osceola County 31.9 mi, 310°


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

Iowa Notes

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