Lakes / Illinois / Scott County / Smith Lake
Smith Lake, Illinois
273.79 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
39.79 degrees N, 90.59 degrees W - Scott 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 Smith Lake Stacks Up
- Larger than 81% of the 511 lakes counted in Illinois.
- About 50 miles from Springfield, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Barlow Lake | Pike | 0.8 mi | 27.92 acres |
| McCoe Lake | Pike | 5.4 mi | 43.24 acres |
| Hambaugh-Martin Number 1 Reservoir | Brown | 5.5 mi | 27.18 acres |
| Meredosia Lake | Morgan | 6.4 mi | 1,404.55 acres |
| Big Lake | Brown | 13 mi | 293.56 acres |
| Lake Pittsfield | Pike | 13 mi | 216.46 acres |
Straight-line distance between lake centers.
Facts and Figures
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 156101265). Verified October 30, 2026.