Lakes / Illinois / Pike County / Barlow Lake
Barlow Lake, Illinois
27.92 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Illinois
39.80 degrees N, 90.60 degrees W - Pike 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 Barlow Lake Stacks Up
- Larger than 8% of the 511 lakes counted in Illinois.
- About 50 miles from Springfield, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Smith Lake | Scott | 0.8 mi | 273.79 acres |
| Hambaugh-Martin Number 1 Reservoir | Brown | 4.7 mi | 27.18 acres |
| McCoe Lake | Pike | 5.8 mi | 43.24 acres |
| Meredosia Lake | Morgan | 5.9 mi | 1,404.55 acres |
| Big Lake | Brown | 12 mi | 293.56 acres |
| Lake Pittsfield | Pike | 14 mi | 216.46 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Barlow Lake
How Big Is Barlow Lake?
Barlow Lake covers 27.92 acres in Pike County, Illinois.
What Is the Largest Lake in Pike County?
Lake Pittsfield is the largest lake in Pike County, at 216.46 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 156101278). Verified October 30, 2026.