Lakes / Utah / Millard County / Swan Lake Salt Marsh
Swan Lake Salt Marsh, Utah
171 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Utah
39.21 degrees N, 112.81 degrees W - Millard 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 Swan Lake Salt Marsh Stacks Up
- Larger than 65% of the 298 lakes counted in Utah.
- About 94 miles from Provo, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Swan Lake | Millard | 1.4 mi | 223.88 acres |
| Carr Lake | Millard | 1.9 mi | 236.48 acres |
| Crafts Lake | Millard | 3.7 mi | 210.78 acres |
| Clay Knoll Reservoir | Millard | 4.8 mi | 33.85 acres |
| Deep Lake | Millard | 6.9 mi | 37.56 acres |
| Salt Lake | Millard | 7.5 mi | 2,053.2 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Swan Lake Salt Marsh
How Big Is Swan Lake Salt Marsh?
Swan Lake Salt Marsh covers 171 acres in Millard County, Utah.
What Is the Largest Lake in Millard County?
Sevier Lake is the largest lake in Millard County, at 122,527.82 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 81235127). Verified October 30, 2026.