Population.us > Counties > Iowa > Benton County

Population of Benton County

Last official estimated population of Benton County was 26,059 (year 2014)[1]. This was 0.008% of total US population and 0.8% of total Iowa state population. Area of Benton County is 718.5 mi² (=1860.9 km²), in this year population density was 36.27 p/mi². If population growth rate would be same as in period 2010-2014 (-0.02%/yr), Benton County population in 2024 would be 26,017 [0].


Historical population

Historical population of Benton County for period 1850-2014 [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

[1850-1860] +28.88 %/yr
[1860-1870] +10.21 %/yr
[1870-1880] +1.03 %/yr
[1880-1890] -0.29 %/yr
[1890-1900] +0.41 %/yr
[1900-1910] -0.83 %/yr
[1910-1920] +0.39 %/yr
[1920-1930] -0.52 %/yr
[1930-1940] +0.01 %/yr
[1940-1950] -0.1 %/yr
[1950-1960] +0.33 %/yr
[1960-1970] -0.23 %/yr
[1970-1980] +0.33 %/yr
[1980-1990] -0.53 %/yr
[1990-2000] +1.22 %/yr
[2000-2005] +0.74 %/yr
[2005-2010] -0.14 %/yr
[2010-2014] -0.02 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 731 722 1,453
5 to 9 866 828 1,694
10 to 14 906 945 1,851
15 to 19 910 796 1,706
20 to 24 704 674 1,378
25 to 29 584 571 1,155
30 to 34 725 719 1,444
35 to 39 737 758 1,495
40 to 44 779 797 1,576
45 to 49 893 956 1,849
50 to 54 1087 1071 2,158
55 to 59 1081 963 2,044
60 to 64 801 734 1,535
65 to 69 624 659 1,283
70 to 74 501 529 1,030
75 to 79 337 390 727
80 to 84 285 325 610
85+ 213 479 692

Benton 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 12617 12763 25,380
NH 12603 12736 25,339
WA 12493 12648 25,141
NHWAC 12467 12599 25,066
NHWA 12346 12494 24,840
H 161 180 341
HWAC 150 164 314
HWA 147 154 301
BAC 160 126 286
NHBAC 152 115 267
TOM 125 121 246
NHTOM 122 110 232
BA 89 56 145
NHBA 83 48 131
IAC 65 65 130
NHAAC 51 78 129
AAC 51 78 129
NHIAC 60 54 114
NHAA 28 58 86
AA 28 58 86
IA 28 27 55
NHIA 24 23 47
HBAC 8 11 19
HIAC 5 11 16
HBA 6 8 14
HTOM 3 11 14
NAC 2 11 13
HIA 4 4 8
NHNAC 1 6 7
NA 1 6 7
HNAC 1 5 6
HNA 1 3 4
NHNA 0 3 3
HAA 0 0 0
HAAC 0 0 0

Counties near Benton County

Linn County population 23.6 mi, 92°
Johnson County 37.9 mi, 140°
Black Hawk County 29.1 mi, 333°
Marshall County 47.5 mi, 265°
Buchanan County 28.4 mi, 23°
Poweshiek County 37 mi, 220°
Delaware County 44 mi, 53°
Tama County 24.2 mi, 267°
Iowa County 28.2 mi, 180°
Grundy County 43.2 mi, 299°


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

*Linn Iowa Notes

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