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O'Brien

County in Iowa

County

The population development of O'Brien.

NameStatusPopulation
Census
1990-04-01
Population
Census
2000-04-01
Population
Census
2010-04-01
Population
Census
2020-04-01
Population
Estimate
2022-07-01
 
O'BrienCounty15,44415,10214,39814,18214,060
IowaState2,776,7552,926,3243,046,3553,190,3693,200,517

Contents: Incorporated Places

The population development of the incorporated places in O'Brien.

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

Name StatusCountyPopulation
Census
1990-04-01
Population
Census
2000-04-01
Population
Census
2010-04-01
Population
Census
2020-04-01
Population
Estimate
2022-07-01
 
ArcherCityO'Brien145126131116114
CalumetCityO'Brien160182170147145
HartleyCityO'Brien1,6531,7381,6721,6061,580
PaullinaCityO'Brien1,1491,0921,052979966
PrimgharCityO'Brien955891909906901
SanbornCityO'Brien1,3451,3491,4041,3911,427
SheldonCityO'Brien / Sioux4,9375,0195,1965,5135,465
SutherlandCityO'Brien729707649631618

Source: U.S. Census Bureau (web).

Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.