National Park Service · Maryland
Devils Alley Hiker-Biker Campsite
National Park Service · Maryland, United States · in Chesapeake & Ohio Canal National Historical Park
- Sites
- 1
- Season
- Year-round
- Cost
- Walk-in, tent-only site: free. First-come, first served.
- Drinking water
- No
- Restrooms
- Yes
- Showers
- No
- Dump station
- No
- Laundry
- No
- Elevation
- 509 ft
- Dark sky
- Bortle class 2
- Cell coverage
- T-Mobile weak · AT&T none · Verizon none (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Lake
- Chesapeake & Ohio Canal National Historical Park
- Nearest town
- Little Orleans
- Address
- Little Orleans, MD, 21766
- Phone
- (301) 739-4200
About
Mile 144.5 - No fee charged; this is a first-come first served walk in campsite. Stay is limited to one night per site, per trip. Campground has a chemical toilet, water, a picnic table, and grill.
Please Note: Potable water may not be available at each campsite. Water is treated with iodine. Please plan to have water purification tablets with you. Water is turned off from November 15 to April 15 each year.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 38° | 26° | -7° | 58° | 11 of 11 |
| February | 43° | 29° | 7° | 72° | 11 of 11 |
| March | 55° | 35° | 15° | 75° | 8 of 11 |
| April | 68° | 44° | 27° | 88° | 3 of 11 |
| May | 73° | 56° | 38° | 93° | 0 of 11 |
| June | 81° | 62° | 53° | 95° | 0 of 11 |
| July | 88° | 70° | 59° | 101° | 0 of 11 |
| August | 86° | 69° | 58° | 98° | 0 of 11 |
| September | 81° | 63° | 48° | 97° | 0 of 11 |
| October | 64° | 47° | 36° | 84° | 0 of 10 |
| November | 51° | 36° | 23° | 69° | 6 of 10 |
| December | 42° | 31° | 14° | 68° | 10 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- Fifteen Mile Creek Campsite · National Park Service · 1 mi · 10 sites
- Stickpile Hill Hiker-Biker Overnight (HBO) Campsite · National Park Service · 3 mi · 1 sites
- Indigo Neck Hiker Biker Overnight (HBO) Campsite · National Park Service · 3 mi · 1 sites
- Sideling Hill Creek State Park · Maryland State Parks · 4 mi · 2 sites
- Sorrel Ridge Hiker-Biker Overnight (HBO) Campsite · National Park Service · 4 mi · 1 sites
All public campgrounds in Maryland · Every state and province · Facts read from the operator 2026-02-25. Confirm fees, rules and current status with the operator before you go.