Jefferson
County in Illinois
County
The population development of Jefferson.
| 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 | |
|---|---|---|---|---|---|---|---|
| Jefferson | County | 37,020 | 40,045 | 38,827 | 37,110 | 36,320 | → |
| 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 Jefferson.
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 | |
|---|---|---|---|---|---|---|---|---|
| Belle Rive | Village | Jefferson | 396 | 364 | 360 | 309 | 302 | → |
| Bluford | Village | Jefferson | 747 | 796 | 691 | 624 | 609 | → |
| Bonnie | Village | Jefferson | 409 | 425 | 401 | 376 | 367 | → |
| Centralia | City | Marion / Clinton / Washington / Jefferson | 14,517 | 14,396 | 13,037 | 12,178 | 11,848 | → |
| Dix | Village | Jefferson | 470 | 501 | 450 | 468 | 459 | → |
| Ina | Village | Jefferson | 509 | 2,520 | 2,333 | 1,649 | 1,653 | → |
| Mount Vernon | City | Jefferson | 17,341 | 16,331 | 15,203 | 14,598 | 14,247 | → |
| Nason | City | Jefferson | 235 | 235 | 234 | 202 | 199 | → |
| Waltonville | Village | Jefferson | 391 | 414 | 443 | 416 | 406 | → |
| Woodlawn | Village | Jefferson | 624 | 667 | 694 | 616 | 603 | → |
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.