Lakes / Virginia / Henry County / Martinsville Reservoir
Martinsville Reservoir, Virginia
181.38 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Virginia
36.75 degrees N, 79.87 degrees W - Henry 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 Martinsville Reservoir Stacks Up
- Larger than 84% of the 329 lakes counted in Virginia.
- The largest lake in Henry County among those counted.
- About 36 miles from Roanoke, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Reservoir Number 3 | Henry | 5.2 mi | 37.02 acres |
| Lake Lanier | Martinsville | 6.3 mi | 29.41 acres |
| Reservoir Number 5 | Henry | 8.2 mi | 28.46 acres |
| Philpott Lake | Patrick | 12 mi | 2,814.82 acres |
| Fairy Stone Lake | Patrick | 14 mi | 129.98 acres |
| Burton Lake | Pittsylvania | 20 mi | 69.44 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Martinsville Reservoir
How Big Is Martinsville Reservoir?
Martinsville Reservoir covers 181.38 acres in Henry County, Virginia.
What Is the Largest Lake in Henry County?
Martinsville Reservoir is the largest lake in Henry County, at 181.38 acres.
Largest Lakes in Virginia
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | John H. Kerr Reservoir | Mecklenburg | 44,895.08 acres | - |
| 2 | Smith Mountain Lake | Franklin | 19,676.26 acres | - |
| 3 | Lake Anna | Louisa | 12,672.74 acres | - |
| 4 | Claytor Lake | Pulaski | 4,073.29 acres | - |
| 5 | Lake Drummond | Chesapeake | 3,240.79 acres | - |
All 329 Virginia lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 136642566). Verified October 30, 2026.