Lakes / New Jersey / Ocean County / Prospertown Lake
Prospertown Lake, New Jersey
104.53 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - New Jersey
40.13 degrees N, 74.45 degrees W - Ocean 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 Prospertown Lake Stacks Up
- Larger than 76% of the 295 lakes counted in New Jersey.
- The largest lake in Ocean County among those counted.
- About 19 miles from Princeton, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Switlick Lake | Ocean | 0.8 mi | 33.11 acres |
| Success Lake | Ocean | 6.0 mi | 57.08 acres |
| Oakford Lake | Ocean | 7.0 mi | 40.77 acres |
| Brindle Lake | Ocean | 7.8 mi | 42.26 acres |
| Hanover Lake | Burlington | 11 mi | 75.86 acres |
| Horicon Lake | Ocean | 11 mi | 59.06 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Prospertown Lake
How Big Is Prospertown Lake?
Prospertown Lake covers 104.53 acres in Ocean County, New Jersey.
What Is the Largest Lake in Ocean County?
Prospertown Lake is the largest lake in Ocean County, at 104.53 acres.
Largest Lakes in New Jersey
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Hopatcong | Sussex | 2,493.66 acres | - |
| 2 | Round Valley Reservoir | Hunterdon | 2,272.23 acres | - |
| 3 | Wanaque Reservoir | Passaic | 1,971.09 acres | - |
| 4 | Van Sciver Lake | Burlington | 1,396.61 acres | - |
| 5 | Spruce Run Reservoir | Hunterdon | 1,354.88 acres | - |
All 295 New Jersey lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 25483620). Verified October 30, 2026.