County
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Mercer | County | 16,940 | 16,434 | 16,371 | o |
| Illinois | Federal State | 12,419,927 | 12,830,632 | 12,859,752 |
Contents: Incorporated Places (Mercer, County)
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Aledo | City | 3,613 | 3,640 | 3,624 | o |
| Joy | Village | 373 | 417 | 415 | o |
| Keithsburg | City | 714 | 609 | 606 | o |
| Matherville | Village | 772 | 723 | 719 | o |
| New Boston | City | 632 | 683 | 680 | o |
| North Henderson | Village | 187 | 187 | 186 | o |
| Seaton | Village | 242 | 222 | 221 | o |
| Sherrard | Village | 729 | 640 | 637 | o |
| Viola | Village | 956 | 955 | 952 | o |
| Windsor | Village | 720 | 748 | 746 | o |
Source: US Census Bureau (web).
2012-07-02WWW.CITYPOPULATION.DE
