Churchill Woods Dam
Churchill Woods Dam is a concrete dam located in DuPage County, Illinois. It carries a Low hazard potential classification.
About Churchill Woods Dam
The primary purpose of Churchill Woods Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Forest Preserve District Of Dupage County (local government). It impounds the East Brance Dupage River near Glen Ellyn.
The dam stands 7 feet tall and stretches 60 feet across, has a maximum storage capacity of 420 acre-feet, and collects water from a drainage area of 14 square miles.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 11/12/2025.
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Location
| State | Illinois |
| County | DuPage |
| Nearest City | Glen Ellyn |
| River/Stream | East Brance Dupage River |
| Coordinates | 41.88404, -88.03669 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 60 ft |
Storage & Hydraulics
| NID Storage | 420 acre-ft |
| Max Storage | 420 acre-ft |
| Drainage Area | 14 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | FOREST PRESERVE DISTRICT OF DUPAGE COUNTY |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not Available |
| Last Inspection | 11/12/2025 |
| Emergency Action Plan | No |
Identifiers
| NID ID | IL55144 |
| Federal ID | IL55144 |
| More Info | State Dam Safety Program |