Lakes / California / Merced County / Mud Slough
Mud Slough, Merced County, California
56 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - California
37.07 degrees N, 120.78 degrees W - Merced 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 Mud Slough Stacks Up
- Larger than 36% of the 1,147 lakes counted in California.
- About 59 miles from Fresno, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Mud Slough | Merced | 1.6 mi | 63 acres |
| Flat Pond | Merced | 2.3 mi | 56 acres |
| Big Water Lake | Merced | 3.2 mi | 91 acres |
| Upper Ruth Lake | Merced | 3.5 mi | 29 acres |
| Big Buttonwillow Lake | Merced | 4.6 mi | 68 acres |
| Little Buttonwillow Lake | Merced | 4.8 mi | 66 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Mud Slough
How Big Is Mud Slough?
Mud Slough covers 56 acres in Merced County, California.
What Is the Largest Lake in Merced County?
San Luis Reservoir is the largest lake in Merced County, at 12,831 acres.
Largest Lakes in California
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Salton Sea | Imperial | 233,096 acres | - |
| 2 | Lake Tahoe | Placer | 122,975 acres | - |
| 3 | Goose Lake | Modoc | 93,048 acres | - |
| 4 | Honey Lake | Lassen | 59,917 acres | - |
| 5 | Mono Lake | Mono | 45,124 acres | - |
All 1,147 California lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 102757435). Verified October 30, 2026.