Established Camping
Swains Lock Hiker-biker Overnight (hbo) Campsite
About
National Park Service
Mile 16.6 - No fee charged. Stay is limited to one night per site, per trip. All sites have 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.…
Location
Swains Lock Hiker-biker Overnight (hbo) Campsite is located in Maryland
Directions
More information is available at <http://www.nps.gov/choh/>.
Coordinates
39.03100208 N
77.24457997 W
Access
- Walk-InPark in a lot, walk to your site.
- Boat-InSites accessible by watercraft.
Stay Connected
- WiFiFair
- VerizonGood
- AT&TGood
- T-MobileFair
Site Types
- Tent Sites
- Standard (Tent/RV)
- Group
Features
For Campers
- Market
- Picnic Table
- Phone Service
- Toilets
- Alcohol
- Pets
- Fires

Awesome free campsite right on the Potomac!
Highly recommended, easy getaway. Crowded peak season, but shoulder seasons are often empty.
Pretty nice!
Went on a Friday and all the overnight campsites (5) were taken :o my gf and I decided to risk it and camp on one of the 3 day use sites. A couple other bikers and people who also came late stayed on the day use sites and some others camped along the grass area. When we started packing up to leave…
A cold April Morning
Last night I camped at this location. I found a limited pair of trees to suspend my hammock from. There are 5 Over Night camp sites and 1 daily use location.
Yes, it was Delightful to see the sun set over the Potomac and rise the next morning over the opposite shore. The fellow campers were…
Location
Swains Lock Hiker-biker Overnight (hbo) Campsite is located in Maryland
Directions
More information is available at <http://www.nps.gov/choh/>.
Coordinates
39.03100208 N
77.24457997 W