Lakes / Illinois / Peoria County / Pekin Lake
Pekin Lake, Illinois
69.68 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
40.59 degrees N, 89.65 degrees W - Peoria 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 Pekin Lake Stacks Up
- Larger than 49% of the 511 lakes counted in Illinois.
- About 8 miles from Peoria, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Worley Lake | Peoria | 0.6 mi | 59.31 acres |
| Meyers Lake | Tazewell | 2.7 mi | 99.09 acres |
| Lutticken Lake | Tazewell | 3.3 mi | 43.98 acres |
| Pond Lily Lake | Peoria | 3.9 mi | 92.91 acres |
| Powerton Cooling Lake | Tazewell | 4.0 mi | 1,410.59 acres |
| Lake Wildwood | Tazewell | 5.1 mi | 26.02 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Pekin Lake
How Big Is Pekin Lake?
Pekin Lake covers 69.68 acres in Peoria County, Illinois.
What Is the Largest Lake in Peoria County?
Meadow Lake is the largest lake in Peoria County, at 457.14 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 154315185). Verified October 30, 2026.