Mercer
County in Illinois
County
The population development of Mercer.
| Name | Status | Population Census 1990-04-01 | Population Census 2000-04-01 | Population Census 2010-04-01 | Population Census 2020-04-01 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|
| Mercer | County | 17,290 | 16,957 | 16,434 | 15,698 | 15,487 | → |
| Illinois | State | 11,430,602 | 12,419,293 | 12,830,632 | 12,813,469 | 12,549,689 |
Contents: Incorporated Places
The population development of the incorporated places in Mercer.
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 | Population Estimate 2023-07-01 | |
|---|---|---|---|---|---|---|---|---|
| Aledo | City | Mercer | 3,743 | 3,624 | 3,648 | 3,634 | 3,569 | → |
| Alexis | Village | Warren / Mercer | 898 | 875 | 843 | 791 | 767 | → |
| Joy | Village | Mercer | 450 | 377 | 417 | 371 | 364 | → |
| Keithsburg | City | Mercer | 747 | 720 | 609 | 547 | 546 | → |
| Matherville | Village | Mercer | 708 | 772 | 720 | 709 | 696 | → |
| New Boston | City | Mercer | 620 | 625 | 688 | 614 | 611 | → |
| North Henderson | Village | Mercer | 184 | 193 | 187 | 163 | 161 | → |
| Reynolds | Village | Rock Island / Mercer | 582 | 516 | 543 | 498 | 484 | → |
| Seaton | Village | Mercer | 223 | 245 | 222 | 214 | 209 | → |
| Sherrard | Village | Mercer | 699 | 916 | 642 | 696 | 690 | → |
| Viola | Village | Mercer | 964 | 947 | 955 | 871 | 857 | → |
| Windsor | Village | Mercer | 774 | 722 | 748 | 670 | 660 | → |
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.