Marble Quarry Hiker-Biker Campsite
Poolesville, Maryland · 210 ft · In Chesapeake and Ohio Canal National Historical Park
NPS photo · source
At a glance
4 of 8 facts known · nps.gov, checked Sep 24, 2026
- Elevation
- 210 ft (64 m)210 ft64 m
- Land
- Chesapeake and Ohio Canal National Historical Park
National Park Service
Chesapeake and Ohio Canal National Historical Park · 20 campgrounds
Ringed: you're here
Open in the mapOther campgrounds in Chesapeake and Ohio Canal National Historical Park 19
Nearest first. Every place inside the park's boundary.
- Indian Flats Hiker-Biker CampsiteFree4.1 mi
- Chisel Branch Hiker-Biker Overnight (HBO) Campsite1 site · Free5.4 mi
- Horsepen Branch Hiker-Biker Overnight (HBO) Campsite1 site · Free9.1 mi
- Brunswick Family Campground$159–$245 a night · full hookups11 mi
- Swains Lock Hiker-Biker Campsite5 sites · Free17 mi
- Antietam Creek Campsite20 sites · $10–$20 a night · Reserve on Recreation.gov21 mi
Also in the park: 23 backcountry and High Sierra camps
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About
Mile 38.2 - Hiker-biker campgrounds are located along the towpath approximately every 5-7 miles. No fee or reservation required. Overnight stays are limited to one night. All sites include a chemical toilet, picnic table, grill, and water.
Please Note: Water at hiker-biker campsites is non-potable. Water is not treated and not for drinking or cooking. If you use this water, you are advised to filter, chemically treat, or boil before use. Water is turned off from mid-November to mid-April each year.
From National Park Service — campgrounds and Recreation.gov · Edit
Cell service
Report signal- VerizonNo coverage on FCC map
- AT&T4G LTE
- T-MobileNo coverage on FCC map
Cell service at Marble Quarry Hiker-Biker Campsite: FCC map Dec 2025
Weather
National Weather Service
- WedSunny, 10% chance of rain86°60°
- ThuRain Showers Likely, 67% chance of rain66°58°
- FriChance Rain Showers, 44% chance of rain79°44°
- SatSunny, 2% chance of rain55°35°
- SunSunny60°39°
Nearby camping
SeeSee all on the mapOutside the park, nearest first.
Costco · Leesburg
Overnight Parking · 4.9 mi · Leesburg
Calico Rocks Hiker-Biker Overnight (HBO) Campsite
National Park · 6.7 mi · Point of Rocks
Turner Farm
Campground · 6.9 mi · Barnesville
3 more within 25 mi
Dispersed camping nearby
Free dispersed camping within 19 mi, on public land.
- under 100 ft
Marble Quarry
Poolesville, MD · On National Park Service land · Chesapeake and Ohio Canal National Historical Park
- 3.9 mi
Indian Flats
Barnesville, MD · On National Park Service land · Chesapeake and Ohio Canal National Historical Park
- 5.7 mi
Chisel Branch
Lansdowne, MD · On National Park Service land · Chesapeake and Ohio Canal National Historical Park
- 6.6 mi
Calico Rocks
Point of Rocks, MD · On National Park Service land · Chesapeake and Ohio Canal National Historical Park
- 9.1 mi
Horsepen Branch
Cascades, MD · On National Park Service land · Chesapeake and Ohio Canal National Historical Park
- 15 mi
Ed Garvey Shelter AT Camping Area
Garretts Mill, MD · On National Park Service land · Appalachian National Scenic Trail
Location and contact
Data from National Park Service — campgrounds (NPS Data API), Recreation Information Database (RIDB) / Recreation.gov
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