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 |
|---|---|---|---|---|---|
| Addison | Illinois | Partial | 04-12-2007 | 2,176 | 856 |
| Algonquin 2 | Illinois | Partial | 06-21-2007 | 6,789 | 2,470 |
| Bartlett 2 | Illinois | Partial | 07-27-2007 | 3,139 | 1,271 |
| Bloomingdale | Illinois | Partial | 10-18-2007 | 2,233 | 872 |
| Champaign | Illinois | Partial | 01-19-2007 | 7,702 | 3,255 |
| Channahon #2 | Illinois | Partial | 07-27-2007 | 4,492 | 1,441 |
| Columbia #2 | Illinois | Partial | 05-16-2007 | 1,948 | 740 |
| Cortland | Illinois | Partial | 07-26-2007 | 2,146 | 752 |
| Crest Hill 2 | Illinois | Partial | 06-14-2007 | 5,077 | 2,227 |
| DeKalb #2 | Illinois | Partial | 04-25-2007 | 6,238 | 2,474 |
| Des Plaines | Illinois | Partial | 03-22-2007 | 5,729 | 3,145 |
| Edwardsville | Illinois | Partial | 01-31-2007 | 10,660 | 3,625 |
| Fairview Heights | Illinois | Partial | 07-02-2007 | 3,554 | 1,644 |
| Frankfort | Illinois | Partial | 11-01-2007 | 5,588 | 1,973 |
| Germantown Hills #2 | Illinois | Partial | 08-30-2007 | 1,450 | 495 |
| Hawthorn Woods | Illinois | Partial | 08-07-2007 | 1,714 | 568 |
| Johnsburg | Illinois | Partial | 12-19-2007 | 1,953 | 622 |
| Kildeer | Illinois | Partial | 11-29-2007 | 1,624 | 491 |
| Lake Villa 2 | Illinois | Partial | 08-23-2007 | 1,217 | 357 |
| Lemont #2 | Illinois | Partial | 06-13-2007 | 2,536 | 862 |
| Lockport 2 | Illinois | Partial | 03-09-2007 | 10,055 | 3,718 |
| Maple Park | Illinois | Partial | 12-19-2007 | 851 | 318 |
| Marion | Illinois | Full | 02-15-2007 | 17,129 | 8,249 |
| Mokena #2 | Illinois | Partial | 04-27-2007 | 4,613 | 1,680 |
| New Lenox #2 | Illinois | Parital | 11-15-2007 | 24,055 | 8,140 |
| North Aurora 2 | Illinois | Partial | 06-13-2007 | 9,882 | 3,458 |
| Peoria #2 | Illinois | Partial | 10-19-2007 | 6,055 | 2,618 |
| Pingree Grove | Illinois | Partial | 01-24-2007 | 2,525 | 1,080 |
| Plainfield #3 | Illinois | Partial | 10-12-2007 | 21,122 | 6,739 |
| Prairie Grove | Illinois | Partial | 06-28-2007 | 950 | 367 |
| Schaumburg | Illinois | Partial | 03-30-2007 | 2,718 | 1,429 |
| South Beloit | Illinois | Partial | 08-02-2007 | 2,968 | 1,075 |
| St. Jacob | Illinois | Full | 04-05-2007 | 1,087 | 449 |
| Sugar Grove 3 | Illinois | Full | 09-14-2007 | 8,848 | 3,172 |
| Troy | Illinois | Partial | 05-23-2007 | 2,179 | 809 |
| Volo | Illinois | Full | 09-13-2007 | 1,616 | 898 |
| West Chicago 2 | Illinois | Partial | 01-31-2007 | 1,840 | 548 |
| Westmont | Illinois | Partial | 05-17-2007 | 4,721 | 1,844 |
The above data includes U.S. Census Bureau official counts issued for completed Special Censuses conducted in Illinois during 2007.