Lakes / Illinois / Marion County / Lake Centralia
Lake Centralia, Illinois
249.58 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
38.56 degrees N, 89.00 degrees W - Marion County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Lake Centralia Stacks Up
- Larger than 80% of the 511 lakes counted in Illinois.
- About 58 miles from Carbondale, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Centralia Reservoir | Marion | 4.9 mi | 645.08 acres |
| C and EI Reservoir | Marion | 6.4 mi | 45.96 acres |
| Salem Reservoir | Marion | 6.8 mi | 65.48 acres |
| Superior Lake | Jefferson | 9.8 mi | 35.34 acres |
| Miller Lake | Jefferson | 12 mi | 81.54 acres |
| Lake Jaycee | Jefferson | 14 mi | 98.35 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Centralia
How Big Is Lake Centralia?
Lake Centralia covers 249.58 acres in Marion County, Illinois.
What Is the Largest Lake in Marion County?
Centralia Reservoir is the largest lake in Marion County, at 645.08 acres.
Largest Lakes in Illinois
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Carlyle Lake | Clinton | 22,796.77 acres | - |
| 2 | Mine Number 21 Reservoir | Franklin | 17,062.04 acres | - |
| 3 | Upper Peoria Lake | Woodford | 15,460.64 acres | - |
| 4 | Lake Shelbyville | Shelby | 10,235.1 acres | - |
| 5 | Crab Orchard Lake | Williamson | 7,292.57 acres | - |
All 511 Illinois lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 155042275). Verified October 30, 2026.