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Iowa

State in USA

Contents: Subdivision

The population development in Iowa as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

NameStatusPopulation
Census
1990-04-01		Population
Census
2000-04-01		Population
Census
2010-04-01		Population
Census
2020-04-01		Population
Estimate
2024-07-01
IowaState2,776,7552,926,3243,046,3553,190,5463,241,488
AdairCounty8,4098,2437,6827,4937,431
AdamsCounty4,8664,4824,0293,7083,606
AllamakeeCounty13,85514,67514,33014,06114,184
AppanooseCounty13,74313,72112,88712,31112,106
AudubonCounty7,3346,8306,1195,6735,562
BentonCounty22,42925,30826,07625,58425,799
Black HawkCounty123,798128,012131,090131,142132,348
BooneCounty25,18626,22426,30626,71226,729
BremerCounty22,81323,32524,27624,98525,328
BuchananCounty20,84421,09320,95820,56320,733
Buena VistaCounty19,96520,41120,26020,82620,816
ButlerCounty15,73115,30514,86714,33614,156
CalhounCounty11,50811,1159,6709,9269,711
CarrollCounty21,42321,42120,81620,76620,407
CassCounty15,12814,68413,95613,12613,024
CedarCounty17,38118,18718,49918,48718,231
Cerro GordoCounty46,73346,44744,15143,12742,493
CherokeeCounty14,09813,03512,07211,65811,658
ChickasawCounty13,29513,09512,43912,00811,719
ClarkeCounty8,2879,1339,2869,7479,524
ClayCounty17,58517,37216,66716,38016,474
ClaytonCounty19,05418,67818,12917,04816,931
ClintonCounty51,04050,14949,11646,46046,015
CrawfordCounty16,77516,94217,09616,52616,378
DallasCounty29,75540,75066,13599,735115,343
DavisCounty8,3128,5418,7539,1129,193
DecaturCounty8,3388,6898,4577,7677,656
DelawareCounty18,03518,40417,76417,47917,609
Des MoinesCounty42,61442,35140,32538,94038,411
DickinsonCounty14,90916,42416,66717,70818,158
DubuqueCounty86,40389,14393,65399,27599,242
EmmetCounty11,56911,02710,3029,3889,162
FayetteCounty21,84322,00820,88019,51319,152
FloydCounty17,05816,90016,30315,62715,008
FranklinCounty11,36410,70410,68010,01210,024
FremontCounty8,2268,0107,4416,6016,494
GreeneCounty10,04510,3669,3368,7628,662
GrundyCounty12,02912,36912,45312,33912,405
GuthrieCounty10,93511,35310,95410,62710,774
HamiltonCounty16,07116,43815,67315,03914,856
HancockCounty12,63812,10011,34110,79310,616
HardinCounty19,09418,81217,53416,87516,464
HarrisonCounty14,73015,66614,92814,57914,626
HenryCounty19,22620,33620,14520,48219,361
HowardCounty9,8099,9329,5669,4739,360
HumboldtCounty10,75610,3819,8159,5979,617
IdaCounty8,3657,8377,0897,0106,810
IowaCounty14,63015,67116,35516,66016,423
JacksonCounty19,95020,29619,84819,48219,390
JasperCounty34,79537,21336,84237,81138,107
JeffersonCounty16,31016,18116,84315,66715,781
JohnsonCounty96,119111,006130,882152,854160,080
JonesCounty19,44420,22120,63820,64321,116
KeokukCounty11,62411,40010,51110,0339,855
KossuthCounty18,59117,16315,54314,81714,408
LeeCounty38,68738,05235,86233,55332,376
LinnCounty168,767191,701211,226230,303231,762
LouisaCounty11,59212,18311,38710,83910,630
LucasCounty9,0709,4228,8988,6358,758
LyonCounty11,95211,76311,58111,92912,378
MadisonCounty12,48314,01915,67916,54517,161
MahaskaCounty21,52222,33522,38122,19122,034
MarionCounty30,00132,05233,30933,41734,048
MarshallCounty38,27639,31140,64840,10040,392
MillsCounty13,20214,54715,05914,50314,717
MitchellCounty10,92810,87410,77610,56010,632
MononaCounty10,03410,0209,2438,7528,429
MonroeCounty8,1148,0167,9707,5737,373
MontgomeryCounty12,07611,77110,74010,32610,063
MuscatineCounty39,90741,72242,74543,24942,132
O'BrienCounty15,44415,10214,39814,18014,260
OsceolaCounty7,2677,0036,4626,1936,036
PageCounty16,87016,97615,93215,21415,038
Palo AltoCounty10,66910,1479,4219,0018,809
PlymouthCounty23,38824,84924,98625,69825,825
PocahontasCounty9,5258,6627,3107,0787,006
PolkCounty327,140374,601430,640492,402516,185
PottawattamieCounty82,62887,70493,15893,64793,529
PoweshiekCounty19,03318,81518,91418,65618,454
RinggoldCounty5,4205,4695,1314,6634,608
SacCounty12,32411,52910,3509,8239,533
ScottCounty150,979158,668165,224174,681175,601
ShelbyCounty13,23013,17312,16711,74911,821
SiouxCounty29,90331,58933,70435,87636,554
StoryCounty74,25279,98189,54298,534102,498
TamaCounty17,41918,10317,76717,09616,738
TaylorCounty7,1146,9586,3175,8925,825
UnionCounty12,75012,30912,53412,13811,955
Van BurenCounty7,6767,8097,5707,2027,217
WapelloCounty35,68736,05135,62535,43535,681
WarrenCounty36,03340,67146,22552,39756,343
WashingtonCounty19,61220,67021,70422,56522,631
WayneCounty7,0676,7306,4036,4926,622
WebsterCounty40,34240,23538,01336,99836,909
WinnebagoCounty12,12211,72310,86610,67610,383
WinneshiekCounty20,84721,31021,05620,06919,723
WoodburyCounty98,276103,877102,172105,976107,257
WorthCounty7,9917,9097,5987,4397,307
WrightCounty14,26914,33413,22912,94812,729
USA [United States of America]Federal Republic248,709,873281,421,906308,745,538331,515,736340,110,988

Source: U.S. Census Bureau.

Explanation: Latest available rebased total population figures are tabulated.

Further information about the population structure:

MalesFemales49.7%50.3%
GenderPersons
Males1,586,092
Females1,604,277
Gender (C 2020)
Males1,586,092
Females1,604,277
0-17 years18-64years65+ years23.2%18%58.8%
Age GroupsPersons
0-17 years740,266
18-64 years1,875,650
65+ years574,453
Age Groups (C 2020)
0-17 years740,266
18-64 years1,875,650
65+ years574,453
MalesFemales
Age DistributionMalesFemales
80+ years5630289826
70-79 years113211129149
60-69 years194563202137
50-59 years196053197372
40-49 years183101178850
30-39 years204061198422
20-29 years212553201653
10-19 years224334212851
0-9 years201914194017
Age Distribution (C 2020)
80+ years146,128
70-79 years242,360
60-69 years396,700
50-59 years393,425
40-49 years361,951
30-39 years402,483
20-29 years414,206
10-19 years437,185
0-9 years395,931
RuralUrban36.8%63.2%
UrbanizationPersons
Rural1,175,538
Urban2,014,831
Urbanization (C 2020)
Rural1,175,538
Urban2,014,831
WhiteBlack/Afr…IndigenousAsianPacific Is…Some ot…2 or more84.5%
»Race«Persons
White2,694,521
Black/African American131,972
Indigenous14,486
Asian75,629
Pacific Islander5,758
Some other88,720
2 or more179,283
»Race« (C 2020)
White2,694,521
Black/African American131,972
Indigenous14,486
Asian75,629
Pacific Islander5,758
Some other88,720
2 or more179,283
Hispanic orLatinoOther93.2%
EthnicityPersons
Hispanic or Latino215,986
Other2,974,383
Ethnicity (C 2020)
Hispanic or Latino215,986
Other2,974,383

See also:

The service has to support the EPSG:3857 projection; in case of WMTS as TileMatrixSet name.






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