Population.us > Counties > Iowa > Black Hawk County

Population of Black Hawk County

Last official estimated population of Black Hawk County was 131,158 (year 2014)[1]. This was 0.041% of total US population and 4.2% of total Iowa state population. Area of Black Hawk County is 572.7 mi² (=1483.2 km²), in this year population density was 229.03 p/mi². If population growth rate would be same as in period 2010-2014 (+0.01%/yr), Black Hawk County population in 2024 would be 131,328 [0].


Historical population

Historical population of Black Hawk 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] +50.86 %/yr
[1860-1870] +10.17 %/yr
[1870-1880] +0.97 %/yr
[1880-1890] +0.13 %/yr
[1890-1900] +2.95 %/yr
[1900-1910] +3.31 %/yr
[1910-1920] +2.35 %/yr
[1920-1930] +2.03 %/yr
[1930-1940] +1.46 %/yr
[1940-1950] +2.31 %/yr
[1950-1960] +2 %/yr
[1960-1970] +0.82 %/yr
[1970-1980] +0.37 %/yr
[1980-1990] -1.08 %/yr
[1990-2000] +0.33 %/yr
[2000-2005] -0.15 %/yr
[2005-2010] +0.63 %/yr
[2010-2014] +0.01 %/yr

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Demography

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

Age Gr. (M) (F) Total
0 to 4 4188 3976 8,164
5 to 9 4167 3964 8,131
10 to 14 3835 3808 7,643
15 to 19 4413 5004 9,417
20 to 24 7957 8326 16,283
25 to 29 4644 4214 8,858
30 to 34 4328 4200 8,528
35 to 39 3740 3677 7,417
40 to 44 3482 3433 6,915
45 to 49 3572 3482 7,054
50 to 54 3950 4113 8,063
55 to 59 4099 4507 8,606
60 to 64 3968 4137 8,105
65 to 69 2967 3185 6,152
70 to 74 2061 2303 4,364
75 to 79 1458 1934 3,392
80 to 84 1101 1525 2,626
85+ 1071 2108 3,179

Black Hawk 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
NH 62208 65173 127,381
WAC 57515 59940 117,455
WA 56092 58495 114,587
NHWAC 55035 57527 112,562
NHWA 53711 56225 109,936
BAC 6668 7235 13,903
NHBAC 6479 6997 13,476
BA 5710 6256 11,966
NHBA 5589 6104 11,693
H 2793 2723 5,516
HWAC 2480 2413 4,893
HWA 2381 2270 4,651
AAC 1662 1623 3,285
NHAAC 1611 1570 3,181
TOM 1480 1504 2,984
NHTOM 1365 1348 2,713
AA 1318 1275 2,593
NHAA 1287 1253 2,540
IAC 522 534 1,056
NHIAC 348 365 713
IA 231 229 460
NAC 238 200 438
HBAC 189 238 427
NHNAC 209 174 383
HIAC 174 169 343
NA 170 137 307
HBA 121 152 273
NHNA 150 121 271
HTOM 115 156 271
HIA 125 107 232
NHIA 106 122 228
HAAC 51 53 104
HNAC 29 26 55
HAA 31 22 53
HNA 20 16 36

Counties near Black Hawk County

Linn County population 45.4 mi, 126°
Marshall County 45.5 mi, 229°
Benton County 29.1 mi, 153°
Bremer County 21.4 mi, 357°
Buchanan County 23.9 mi, 90°
Fayette County 36.1 mi, 41°
Tama County 29.7 mi, 202°
Butler County 30.1 mi, 307°
Grundy County 25 mi, 259°
Chickasaw County 40.6 mi, 359°


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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