Population.us > Counties > Iowa > Sioux County

Population of Sioux County

Last official estimated population of Sioux County was 33,716 (year 2014)[1]. This was 0.011% of total US population and 1.1% of total Iowa state population. Area of Sioux County is 769.0 mi² (=1991.7 km²), in this year population density was 43.84 p/mi². If population growth rate would be same as in period 2010-2014 (+0.01%/yr), Sioux County population in 2024 would be 33,746 [0].


Historical population

Historical population of Sioux 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] +49.98 %/yr
[1870-1880] +25.14 %/yr
[1880-1890] +12.97 %/yr
[1890-1900] +2.42 %/yr
[1900-1910] +0.79 %/yr
[1910-1920] +0.47 %/yr
[1920-1930] +0.13 %/yr
[1930-1940] +0.15 %/yr
[1940-1950] -0.31 %/yr
[1950-1960] -0 %/yr
[1960-1970] +0.6 %/yr
[1970-1980] +0.96 %/yr
[1980-1990] -0.3 %/yr
[1990-2000] +0.55 %/yr
[2000-2005] +0.71 %/yr
[2005-2010] +0.59 %/yr
[2010-2014] +0.01 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 1400 1174 2,574
5 to 9 1339 1387 2,726
10 to 14 1327 1254 2,581
15 to 19 1464 1551 3,015
20 to 24 1725 1524 3,249
25 to 29 968 900 1,868
30 to 34 1132 1019 2,151
35 to 39 1006 921 1,927
40 to 44 846 834 1,680
45 to 49 928 871 1,799
50 to 54 1097 975 2,072
55 to 59 1055 1070 2,125
60 to 64 949 930 1,879
65 to 69 643 645 1,288
70 to 74 490 606 1,096
75 to 79 413 503 916
80 to 84 297 466 763
85+ 342 630 972

Sioux 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 16916 16835 33,751
WA 16806 16704 33,510
NH 15601 15677 31,278
NHWAC 15285 15410 30,695
NHWA 15190 15295 30,485
H 1820 1583 3,403
HWAC 1631 1425 3,056
HWA 1616 1409 3,025
BAC 281 216 497
AAC 205 224 429
NHAAC 192 207 399
AA 180 185 365
BA 211 149 360
NHAA 171 170 341
NHBAC 161 121 282
TOM 117 139 256
IAC 128 125 253
NHTOM 99 119 218
HBAC 120 95 215
HBA 110 87 197
IA 96 79 175
NHBA 101 62 163
HIAC 70 67 137
NHIAC 58 58 116
HIA 61 51 112
NHIA 35 28 63
HTOM 18 20 38
HAAC 13 17 30
NAC 15 9 24
HAA 9 15 24
NA 11 4 15
NHNAC 9 6 15
HNAC 6 3 9
NHNA 5 3 8
HNA 6 1 7

Counties near Sioux County

Lincoln County population 30.6 mi, 296°
Plymouth County 23.9 mi, 184°
Nobles County 46.1 mi, 26°
Union County 29.6 mi, 233°
O'Brien County 27.9 mi, 89°
Clay County 42.1 mi, 254°
Cherokee County 36.2 mi, 130°
Lyon County 20.8 mi, 355°
Rock County 40.8 mi, 353°
Osceola County 34.2 mi, 53°


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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