Lakes / Delaware / New Castle County / Hoopes Reservoir
Hoopes Reservoir, Delaware
188 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Delaware
39.78 degrees N, 75.63 degrees W - New Castle 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 Hoopes Reservoir Stacks Up
- Ranks #6 for surface area among the Delaware lakes counted so far - 188 acres.
- About 6 miles from Wilmington, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Becks Pond | New Castle | 12 mi | 28 acres |
| Sunset Lake | New Castle | 13 mi | 46 acres |
| Lums Pond | New Castle | 16 mi | 198 acres |
| Shallcross Lake | New Castle | 21 mi | 50 acres |
| Silver Lake | New Castle | 24 mi | 41 acres |
| Noxontown Lake | New Castle | 25 mi | 178 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Hoopes Reservoir
How Big Is Hoopes Reservoir?
Hoopes Reservoir covers 188 acres in New Castle County, Delaware.
What Is the Largest Lake in New Castle County?
Lums Pond is the largest lake in New Castle County, at 198 acres.
Largest Lakes in Delaware
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Big Round Pond | Sussex | 477 acres | - |
| 2 | Rehoboth Flats | Sussex | 225 acres | - |
| 3 | Shearness Pool | Kent | 203 acres | - |
| 4 | Lums Pond | New Castle | 198 acres | - |
| 5 | Red Mill Pond | Sussex | 192 acres | - |
All 58 Delaware 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 120022947). Verified October 30, 2026.