Lakes / Illinois / Fulton County / Freshwater Lake
Freshwater Lake, Illinois
54.41 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
40.27 degrees N, 90.40 degrees W - Fulton 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 Freshwater Lake Stacks Up
- Larger than 40% of the 511 lakes counted in Illinois.
- About 52 miles from Peoria, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Vermont New Lake | McDonough | 4.3 mi | 33.85 acres |
| Long Lake | Schuyler | 9.4 mi | 99.39 acres |
| Dutchmans Lake | Schuyler | 9.8 mi | 48.19 acres |
| River Swale | Mason | 10 mi | 192.83 acres |
| Sangamon Bay | Schuyler | 11 mi | 122.07 acres |
| Eagle Lake | Mason | 11 mi | 112.19 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Freshwater Lake
How Big Is Freshwater Lake?
Freshwater Lake covers 54.41 acres in Fulton County, Illinois.
What Is the Largest Lake in Fulton County?
Stickey Lake is the largest lake in Fulton County, at 1,401 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 154318989). Verified October 30, 2026.