RV Parks Upper Marlboro, MD -- Campgrounds Near DC
38.8160° N, 76.7497° W
Quick Overview
Upper Marlboro sits in the heart of Prince George's County, where suburban convenience meets surprising pockets of Maryland countryside. You're 15 miles from DC's monuments, yet campgrounds here back up to the Patuxent River watershed and sprawling horse farms that feel worlds away from the Beltway. It's the rare spot where you can catch a Nationals game in the afternoon and watch fireflies from your campsite that evening.
The camping scene offers several options ranging from full-service RV resorts with pools and laundry to basic county parks with electric hookups. some spots let you camp without paying a dime, mostly at wildlife management areas and trailheads where you're trading amenities for solitude. The paid parks cluster around Route 301 and Croom Road, putting you within striking distance of Annapolis (30 miles), Baltimore (45 miles), and the Chesapeake Bay beaches.
From your rig, you're 20 minutes from the Smithsonian museums on the National Mall -- all free, all massive. Colonial history buffs hit Mount Vernon (25 miles south) or the battlefields at Fort Washington. The Patuxent Research Refuge spans 12,800 acres just north of town with hiking trails, fishing lakes, and the National Wildlife Visitor Center. Weekenders often boat or kayak the Patuxent River, which runs surprisingly clean this far upstream. Six Flags America sits 15 miles north in Bowie if you've got kids or a taste for roller coasters.
Full hookup seekers gravitate toward the private parks along Route 301, where you'll find 50-amp service, cable TV, and neighbors who commute into DC for work. Boondockers and dry campers head to Rosaryville State Park or the Patuxent River Park system, where primitive sites put you in thick hardwood forest with nothing but a fire ring and a picnic table. Budget travelers appreciate the county parks -- basic but clean, with dump stations and potable water. Most sites accommodate rigs up to 40 feet, though the state parks max out around 30 feet on curvier access roads.
Summer brings thick humidity and afternoon thunderstorms that cool things off fast. Spring and fall deliver perfect camping weather -- 60s and 70s, lower crowds, and the best colors along the Patuxent corridor. Winter camping is hit or miss; some parks close November through March, while others stay open for the handful of hardy snowbirds who don't mind 30-degree mornings.
Use the listings below to compare hookups, prices, and proximity to whatever you came here to see. Greenbelt Campground consistently ranks highest with campers, but the right spot depends on whether you need full amenities or just a quiet place to park for the night.
All Dump Stations Near Upper Marlboro
| Station Name | Distance | Rating | Category | Cost |
|---|---|---|---|---|
| Rio Vista Mobile Home Park | 3.0 mi | N/A | Dump Station | Varies |
| Adventure Bound Camping Resorts - Washington Dc | 3.1 mi | N/A | Dump Station | Varies |
| Patuxent River Park - Pavilion And Camp Ground | 5.0 mi | 4.7 | Dump Station | Varies |
| Melwood Mobile Home Park | 5.3 mi | N/A | Dump Station | Varies |
| Famcamp | 7.5 mi | N/A | Dump Station | Varies |
| Maryland National Capital Park | 9.9 mi | N/A | Dump Station | Varies |
| Louise F. Cosca Regional Park | 10.3 mi | N/A | Dump Station | Varies |
| Anacostia Park | 12.6 mi | 4.4 | Dump Station | Varies |
| Milltown Landing Campsite | 13.0 mi | N/A | Dump Station | Varies |
| Gillespies Mobile Court | 13.7 mi | N/A | Dump Station | Varies |
Rio Vista Mobile Home Park
3.0 miAdventure Bound Camping Resorts - Washington Dc
3.1 miPatuxent River Park - Pavilion And Camp Ground
5.0 miMelwood Mobile Home Park
5.3 miFamcamp
7.5 miMaryland National Capital Park
9.9 miLouise F. Cosca Regional Park
10.3 miAnacostia Park
12.6 miMilltown Landing Campsite
13.0 miGillespies Mobile Court
13.7 miTraveling to Upper Marlboro by RV
Interstate 95 and the Capital Beltway (I-495) form your main arteries into Upper Marlboro, with exits feeding onto US-301 and MD-4. If you're towing or driving a larger Class A, stick to I-95 rather than cutting through DC proper -- the Beltway moves faster and avoids low clearances downtown. From the north, I-95 south to exit 11 (MD-4/Pennsylvania Avenue) puts you in town within 10 minutes. Southbound travelers take exit 7A onto US-301, which runs straight through the heart of Prince George's County.
The scenic route follows US-301 through southern Maryland tobacco country, where you'll pass roadside farm stands and historic homes dating to the 1700s. It's two lanes most of the way, easy grades, nothing that'll stress your transmission. Just watch for slow-moving farm equipment during planting and harvest seasons.
Fuel up before you settle in. The Sheetz at US-301 and Croom Road handles big rigs without drama, and there's a Walmart Supercenter two miles north on Woodyard Road for groceries and last-minute supplies. Avoid the tight gas stations along Old Marlboro Pike -- they're built for sedans, not 35-foot motorhomes. If you're crossing from Virginia, the Nice Bridge (US-301) over the Potomac charges $6 southbound, free northbound. No special RV rate, just pay the toll and keep moving.
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Dump Station Costs in Upper Marlboro
Nightly rates run $30-$45 for basic county parks with electric and water, $45-$65 for full hookup private parks with amenities, and $70-$90 for the nicer resorts with pools and cable TV. some of several (a portion%) are free, while a portion% charge a nightly rate. The free spots are mostly primitive -- you're trading hookups for quiet and a lower nightly cost of zero.
Summer rates peak from Memorial Day through Labor Day, especially on weekends when DC residents escape the city. You'll save $10-$15 per night visiting in October or April when the weather's still good but schools are in session. Some parks offer weekly rates that knock 10-15% off the nightly price if you're planning to stay put and explore the region.
Good Sam and Passport America memberships work at a couple of the private parks here, usually saving you 10-50% depending on the season. Harvest Hosts doesn't have many locations in Upper Marlboro proper, but you'll find farm stays and wineries 30 minutes south in Charles County.
Gas runs about 10-20 cents higher per gallon than the national average -- you're paying the Maryland gas tax plus proximity to DC. Groceries cost more at the small-town markets; hit the Walmart or Aldi on Woodyard Road before you settle into your site. Budget an extra $50-$75 per week if you're eating out regularly, less if you're cooking in your rig.
Contact station for pricing details.
Prices may vary. Always confirm with the station before visiting.
What RVers Are Saying About Upper Marlboro
“First time doing a 3K walk, infact I did 4K+. It was wonderful!”
“Very neutral and relaxing experience. Enjoyed the Indian festival (The Native American Festival). Learned new things. Even weaved a basket that I'm going to use as a starter planter 😀”
“Magnificent and spectacular! An amazing treasure and must see. Greg, our guide and park attendants, is a legend and masterful in his knowledge as well as incredible in his love of the Osprey’s & natur...”
“Native indigenous American fair was perfect I'm very apologetic for the loss of life in in the past present and future we we have too celebrate each other now while we can enjoy the love, peace, joy a...”
Best Time to Visit Upper Marlboro by RV
Winter
December-February
25-45°F
Crowds: Low
Several campgrounds close for the season. Those that stay open rarely fill up, but expect frozen water lines during cold snaps and limited services.
Spring
March-May
50-75°F
Crowds: High
Cherry blossom tourists pack campgrounds late March through mid-April. Book 4-6 weeks ahead or you'll find nothing within 30 miles of DC available.
Summer
June-August
75-95°F
Crowds: Medium
Humid and hot with afternoon thunderstorms. Weekends fill fast, but weekdays stay manageable. Most campgrounds run AC without issue if you've got 50-amp service.
Fall
September-November
50-70°F
Crowds: Medium
Perfect camping weather with fall colors peaking mid-October. Crowds thin after Labor Day but pick up again on October weekends. Book ahead for leaf-peeping season.
Explore the Upper Marlboro Area
Greenbelt Campground earns its 4.1-star rating with clean facilities, reliable hookups, and staff who actually answer the phone. It's not fancy, but it's 20 minutes from the National Mall and the sites are level. Book ahead during cherry blossom season (late March through early April) or you'll find nothing available.
Boondockers should check out Rosaryville State Park on Rosaryville Road. It's primitive -- vault toilets, no hookups -- but you're camping in 982 acres of Maryland piedmont forest for almost nothing. Patuxent River Park also allows overnight parking at some trailheads; call the county parks office to confirm which ones.
Don't miss the Marlboro Country Cafe on Main Street for breakfast. It's cash-only, closes at 2 PM, and serves biscuits and gravy that'll fuel you through a full day of sightseeing. For crabs, drive 20 minutes to Chesapeake Beach and hit Rod 'N' Reel -- tourists go to the Inner Harbor, locals go here.
Bring bug spray. The mosquitoes near the Patuxent River don't quit from May through September. Most campgrounds are pet-friendly, and the trails at Patuxent Research Refuge allow leashed dogs on the North Tract. Just keep them out of the wetlands where nesting birds are protected.
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Read more →Frequently Asked Questions About Dump Stations in Upper Marlboro
What are the best RV campgrounds in Upper Marlboro?
Greenbelt Campground leads with a 4.1-star rating and solid hookups 20 minutes from downtown DC. For a more natural setting, Rosaryville State Park offers primitive camping in 982 acres of forest. Private parks along Route 301 provide full amenities including pools and laundry facilities.
Is there free RV camping near Upper Marlboro?
Yes, three free options exist, mostly at wildlife management areas and county park trailheads. Rosaryville State Park and select Patuxent River Park locations allow overnight parking. You'll have vault toilets but no hookups. Call ahead to confirm which trailheads permit overnight stays.
What is the best time of year to camp in Upper Marlboro?
April-May and September-October deliver perfect weather in the 60s and 70s with manageable crowds outside cherry blossom season. Avoid late March through mid-April unless you book months ahead -- DC tourists fill every campground within 30 miles during peak bloom.
Are there full hookup RV parks in Upper Marlboro?
Four paid parks offer full hookups with 30/50-amp service, water, and sewer. Most accommodate rigs up to 40 feet and include cable TV, WiFi, and dump stations. Expect to pay $45-$90 per night depending on amenities and season.
Can I boondock near Upper Marlboro?
Boondocking options exist at Rosaryville State Park and certain Patuxent River Park trailheads. You'll find primitive sites with fire rings and vault toilets but no hookups or potable water. Some wildlife management areas allow dispersed camping -- check Maryland DNR regulations before you park.
How far is Upper Marlboro from Washington DC attractions?
You're 15 miles from the National Mall, about 25-30 minutes in normal traffic. The Smithsonian museums, monuments, and Capitol are all accessible via I-495 and US-50. Plan for heavier traffic during weekday rush hours and when Congress is in session.
Do Upper Marlboro campgrounds allow pets?
Most campgrounds welcome leashed pets with standard cleanup rules. Patuxent Research Refuge allows dogs on North Tract trails but not in wetland areas. Bring bug spray for your dog -- mosquitoes and ticks are thick near the river from May through September.
What size RV can I bring to Upper Marlboro campgrounds?
Private parks along Route 301 handle rigs up to 40 feet with pull-through sites. State parks like Rosaryville max out around 30 feet due to tighter access roads and older campground layouts. Call ahead if you're driving a 40-foot Class A or pulling a long fifth wheel.
What is the highest-rated dump station in Upper Marlboro?
The highest-rated station is Greenbelt Campground with a rating of 4.1/5 stars.
Are there free dump stations in Upper Marlboro?
Yes — there are free RV waste disposal options available near Upper Marlboro.
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