Home → → → Administrative Division
Show Map

Ohio

State in USA

Contents: Subdivision

The population development in Ohio 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
2025-07-01
OhioState10,847,11511,353,14011,536,50411,799,44511,900,510
AdamsCounty25,37127,33028,55027,48127,865
AllenCounty109,755108,473106,331102,204100,881
AshlandCounty47,50752,52353,13952,44652,523
AshtabulaCounty99,821102,728101,49797,57196,713
AthensCounty59,54962,22364,75762,42863,197
AuglaizeCounty44,58546,61145,94946,42145,909
BelmontCounty71,07470,22670,40066,49564,434
BrownCounty34,96642,28544,84643,68144,397
ButlerCounty291,479332,807368,130390,345400,128
CarrollCounty26,52128,83628,83626,77526,475
ChampaignCounty36,01938,89040,09738,71138,820
ClarkCounty147,548144,742138,333135,975135,340
ClermontCounty150,187177,977197,363208,597216,977
ClintonCounty35,41540,54342,04042,02642,301
ColumbianaCounty108,276112,075107,841101,90099,377
CoshoctonCounty35,42736,65536,90136,61137,188
CrawfordCounty47,87046,96643,78442,01741,896
CuyahogaCounty1,412,1401,393,9781,280,1221,264,7721,232,925
DarkeCounty53,61953,30952,95951,88751,520
DefianceCounty39,35039,50039,03738,28838,292
DelawareCounty66,929109,989174,214214,141242,032
ErieCounty76,77979,55177,07975,61673,296
FairfieldCounty103,461122,759146,156158,917169,752
FayetteCounty27,46628,43329,03028,94228,552
FranklinCounty961,4371,068,9781,163,4141,323,7931,361,536
FultonCounty38,49842,08442,69842,71341,853
GalliaCounty30,95431,06930,93429,21029,072
GeaugaCounty81,12990,89593,38995,43595,676
GreeneCounty136,731147,886161,573167,972174,322
GuernseyCounty39,02440,79240,08738,43938,379
HamiltonCounty866,228845,303802,374830,631838,418
HancockCounty65,53671,29574,78274,92975,034
HardinCounty31,11131,94532,05830,69130,072
HarrisonCounty16,08515,85615,86414,49214,070
HenryCounty29,10829,21028,21527,65827,598
HighlandCounty35,72840,87543,58943,31743,823
HockingCounty25,53328,24129,38028,05027,512
HolmesCounty32,84938,94342,36644,22344,970
HuronCounty56,24059,48759,62658,56258,250
JacksonCounty30,23032,64133,22532,65332,817
JeffersonCounty80,29873,89469,70965,23063,597
KnoxCounty47,47354,50060,92162,71964,002
LakeCounty215,499227,511230,041232,517232,217
LawrenceCounty61,83462,31962,45058,24355,710
LickingCounty128,300145,491166,492178,501185,564
LoganCounty42,31046,00545,85846,14846,302
LorainCounty271,126284,664301,356312,980323,219
LucasCounty462,361455,054441,815431,266423,347
MadisonCounty37,06840,21343,43543,85546,985
MahoningCounty264,806257,555238,823228,605224,706
MarionCounty64,27466,21766,50165,35265,115
MedinaCounty122,354151,095172,332182,472185,025
MeigsCounty22,98723,07223,77022,21421,587
MercerCounty39,44340,92440,81442,52942,737
MiamiCounty93,18298,868102,506108,781112,634
MonroeCounty15,49715,18014,64213,38112,994
MontgomeryCounty573,809559,062535,153537,304539,598
MorganCounty14,19414,89715,05413,80013,626
MorrowCounty27,74931,62834,82734,95536,305
MuskingumCounty82,06884,58586,07486,40487,014
NobleCounty11,33614,05814,64514,11114,276
OttawaCounty40,02940,98541,42840,36739,481
PauldingCounty20,48820,29319,61418,80418,727
PerryCounty31,55734,07836,05835,41635,918
PickawayCounty48,25552,72755,69858,54462,978
PikeCounty24,24927,69528,70927,08227,061
PortageCounty142,585152,061161,419161,800163,404
PrebleCounty40,11342,33742,27040,99940,664
PutnamCounty33,81934,72634,49934,44134,380
RichlandCounty126,137128,852124,475124,926124,893
RossCounty69,33073,34578,06477,09476,429
SanduskyCounty61,96361,79260,94458,90858,655
SciotoCounty80,32779,19579,49974,00471,365
SenecaCounty59,73358,68356,74555,08054,522
ShelbyCounty44,91547,91049,42348,23448,065
StarkCounty367,585378,098375,586374,814373,771
SummitCounty514,990542,899541,781540,429538,376
TrumbullCounty227,813225,116210,312202,061198,972
TuscarawasCounty84,09090,91492,58293,28392,373
UnionCounty31,96940,90952,30062,79573,446
Van WertCounty30,46429,65928,74428,93729,013
VintonCounty11,09812,80613,43512,80412,645
WarrenCounty113,909158,383212,693242,345257,181
WashingtonCounty62,25463,25161,77859,77358,389
WayneCounty101,461111,564114,520116,866116,758
WilliamsCounty36,95639,18837,64237,10636,549
WoodCounty113,269121,065125,488132,243134,176
WyandotCounty22,25422,90822,61521,90821,567
USA [United States of America]Federal Republic248,709,873281,421,906308,745,538331,516,113341,784,857

Source: U.S. Census Bureau.

Explanation: Latest available rebased total population figures are tabulated.

Further information about the population structure:

Gender (E 2024)
Males5,863,214
Females6,020,090
Age Groups (E 2024)
0-17 years2,574,370
18-64 years7,039,395
65+ years2,269,539
Age Distribution (E 2024)
80+ years495,533
70-79 years1,037,027
60-69 years1,511,842
50-59 years1,432,712
40-49 years1,426,242
30-39 years1,582,162
20-29 years1,523,511
10-19 years1,501,845
0-9 years1,372,430
Urbanization (C 2020)
Rural2,798,349
Urban9,001,099
»Race« (C 2020)
White9,080,688
Black/African American1,478,781
Indigenous30,720
Asian298,509
Pacific Islander5,034
Some other224,344
2 or more681,372
Ethnicity (C 2020)
Hispanic or Latino521,308
Other11,278,140

See also: