Marion
County in Iowa
County
The population development of Marion.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | |
|---|---|---|---|---|---|---|
| Marion | County | 30,001 | 32,052 | 33,309 | 33,418 | → |
| Iowa | State | 2,776,755 | 2,926,324 | 3,046,355 | 3,190,427 |
Contents: Places
The population development of the places in Marion.
icon links to further information about a selected place including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).| Name | Status | County | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | |
|---|---|---|---|---|---|---|---|
| Bussey | City | Marion | 501 | 455 | 422 | 381 | → |
| Hamilton | City | Marion | 115 | 142 | 130 | 121 | → |
| Harvey | City | Marion | 241 | 277 | 235 | 236 | → |
| Knoxville | City | Marion | 8,252 | 7,743 | 7,312 | 7,589 | → |
| Marysville | City | Marion | 65 | 59 | 66 | 45 | → |
| Melcher-Dallas | City | Marion | 1,319 | 1,296 | 1,291 | 1,198 | → |
| Pella | City | Marion / Mahaska | 9,264 | 9,914 | 10,340 | 10,461 | → |
| Pleasantville | City | Marion | 1,541 | 1,547 | 1,692 | 1,680 | → |
| Swan | City | Marion | 76 | 121 | 72 | 76 | → |
Source: U.S. Census Bureau.
Explanation: Latest available rebased population figures are used. In case of significant changes, they were recalculated by using census block data.