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Official Counts for Governmental Units in Illinois
Official Counts for Governmental Units in Illinois
Select one of the following years to view official counts issued to governmental units in the State of Illinois. This information is updated frequently as additional Special Censuses are completed.
| * Full or Partial Special Census indicates whether the entire governmental unit (Full), or a portion of the governmental unit (Partial) was included in the Special Census using current legal boundaries provided by the governmental unit. ** Special Census Day refers to the reference date that enumerators use when conducting interviews with respondents. |
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| Governmental Unit | State | Full or Partial Special Census* | Special Census Day** | Official Population Count | Official Housing Unit Count |
|---|---|---|---|---|---|
| City of Columbia | Illinois | Partial | 06-09-2017 | 3,055 | 1,059 |
| City of Lockport | Illinois | Partial | 06-02-2017 | 1,173 | 392 |
| City of Mascoutah | Illinois | Partial | 05-19-2017 | 2,726 | 980 |
| City of O'Fallon | Illinois | Partial | 01-12-2017 | 6,173 | 2,198 |
| City of Washington | Illinois | Partial | 11-09-2017 | 3,120 | 1,128 |
| City of Waterloo | Illinois | Partial | 07-14-2017 | 2,865 | 1,178 |
| United City of Yorkville | Illinois | Partial | 06-23-2017 | 4,456 | 1,620 |
| Village of Deerfield | Illinois | Partial | 02-14-2017 | 555 | 488 |
| Village of Glenview | Illinois | Partial | 07-21-2017 | 2,766 | 1,661 |
| Village of Hawthorn Woods | Illinois | Partial | 09-15-2017 | 1,054 | 335 |
| Village of Lisle | Illinois | Partial | 01-20-2017 | 1,086 | 563 |
| Village of Mokena |
Illinois | Partial | 10-06-2017 | 3,399 | 1,161 |
| Village of Shorewood | Illinois | Partial | 02-17-2017 | 6,998 | 2,790 |
| Village of Volo | Illinois | Full | 02-17-2017 | 5,399 | 1,911 |
| Village of Wauconda | Illinois | Partial | 11-09-2017 | 631 | 173 |
The above data includes U.S. Census Bureau official counts issued for completed Special Censuses conducted in Illinois during 2017.
Page Last Revised - December 16, 2021
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