Lakes / Utah / Box Elder County / South Bay
South Bay, Utah
4,249.11 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Utah
41.46 degrees N, 112.31 degrees W - Box Elder 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 South Bay Stacks Up
- Ranks #10 for surface area among the Utah lakes counted so far - 4,249.11 acres.
- About 24 miles from Ogden, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Widgeon Lake | Box Elder | 7.5 mi | 229.31 acres |
| Hull Lake | Box Elder | 8.0 mi | 731.68 acres |
| South East Bay | Box Elder | 8.1 mi | 598.98 acres |
| North Bay | Box Elder | 8.1 mi | 191.46 acres |
| Pintail Lake | Box Elder | 8.4 mi | 320.25 acres |
| Klondike Lake | Box Elder | 8.5 mi | 129.48 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About South Bay
How Big Is South Bay?
South Bay covers 4,249.11 acres in Box Elder County, Utah.
What Is the Largest Lake in Box Elder County?
Great Salt Lake is the largest lake in Box Elder County, at 925,981.5 acres.
Largest Lakes in Utah
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Great Salt Lake | Box Elder | 925,981.5 acres | - |
| 2 | Lake Powell | Kane | 128,544.01 acres | - |
| 3 | Sevier Lake | Millard | 122,527.82 acres | - |
| 4 | Utah Lake | Utah | 91,155.46 acres | - |
| 5 | Bear Lake | Rich | 70,008.54 acres | - |
All 298 Utah lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 126780429). Verified October 30, 2026.