Lakes / Rhode Island / Washington County / Glen Rock Reservoir
Glen Rock Reservoir, Rhode Island
31 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Rhode Island
41.51 degrees N, 71.60 degrees W - Washington 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 Glen Rock Reservoir Stacks Up
- Larger than 15% of the 121 lakes counted in Rhode Island.
- About 9 miles from Narragansett, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Yawgoo Pond | Washington | 1.6 mi | 150 acres |
| Barber Pond | Washington | 2.1 mi | 30 acres |
| Hundred Acre Pond | Washington | 3.3 mi | 85 acres |
| Metcalf Wildlife Marsh | Washington | 3.5 mi | 68 acres |
| Larkin Pond | Washington | 3.7 mi | 44 acres |
| Wyoming Pond | Washington | 4.9 mi | 38 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Glen Rock Reservoir
How Big Is Glen Rock Reservoir?
Glen Rock Reservoir covers 31 acres in Washington County, Rhode Island.
What Is the Largest Lake in Washington County?
Worden Pond is the largest lake in Washington County, at 1,097 acres.
Largest Lakes in Rhode Island
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Scituate Reservoir | Providence | 2,340 acres | - |
| 2 | Worden Pond | Washington | 1,097 acres | - |
| 3 | Flat River Reservoir | Kent | 593 acres | - |
| 4 | Watchaug Pond | Washington | 574 acres | - |
| 5 | Winnapaug Pond | Washington | 476 acres | - |
All 121 Rhode Island 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 136215608). Verified October 30, 2026.