Lakes / Connecticut / Litchfield County / Plymouth Reservoir
Plymouth Reservoir, Connecticut
38.17 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Connecticut
41.68 degrees N, 73.05 degrees W - Litchfield 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 Plymouth Reservoir Stacks Up
- Larger than 25% of the 363 lakes counted in Connecticut.
- About 9 miles from Waterbury, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lake Plymouth | Litchfield | 2.1 mi | 44.84 acres |
| Bristol Reservoir Number 1 | Hartford | 3.2 mi | 27.48 acres |
| Old Marsh Pond | Hartford | 3.4 mi | 188.9 acres |
| Fall Mountain Lake | Litchfield | 3.9 mi | 27.16 acres |
| Bristol Reservoir Number Five | Litchfield | 4.1 mi | 38.05 acres |
| Merriman Pond | Litchfield | 4.4 mi | 33.74 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Plymouth Reservoir
How Big Is Plymouth Reservoir?
Plymouth Reservoir covers 38.17 acres in Litchfield County, Connecticut.
What Is the Largest Lake in Litchfield County?
Barkhamsted Reservoir is the largest lake in Litchfield County, at 2,231.71 acres.
Largest Lakes in Connecticut
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Candlewood | Fairfield | 5,127.26 acres | - |
| 2 | Barkhamsted Reservoir | Litchfield | 2,231.71 acres | - |
| 3 | Lake Lillinonah | Litchfield | 1,531.02 acres | - |
| 4 | Lake Gaillard | New Haven | 1,090.97 acres | - |
| 5 | Bantam Lake | Litchfield | 953.89 acres | - |
All 363 Connecticut lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 122978082). Verified October 30, 2026.