Adventure| Location | Upper Marlboro, Maryland |
|---|---|
| Nightly rate (listed) | From $201/night |
| Book on | Maryland Park Service |
From the park's listing on Maryland Park Service. Confirm details with the park before you book.
This weekend · Check availabilityMaryland Park Service doesn't share live availability with us; check dates on their site

Rosaryville State Park is a Maryland Park Service campground in Upper Marlboro. Pets are allowed per the listing.
Checking 2 nights (your saved dates or this weekend). Tell us what you're staying in to see matching sites and prices.
Live availability isn't connected for this stay — site types are from the listing; confirm your dates on Maryland Park Service.
On Maryland Park Service, re-enter Oct 30–Nov 1 and select “Shelter 1”.
On Maryland Park Service, re-enter Oct 30–Nov 1 and select “Shelter 2”.
You book with the provider. Each row shows that provider's lowest open option for your dates, and which provider our main button uses.
This weekend (Fri, Oct 30 – Sun, Nov 1): Book online. Reservations online on Maryland Park Service — open dates and rates come from the booking site.
Closest stays by type. Distances are straight-line from Rosaryville State Park, not driving.
Available Oct 30 – Nov 1 · 2 nights7 sites open for every night
Available Oct 30 – Nov 1 · 2 nights118 sites open for every night
Available Oct 30 – Nov 1 · 2 nights61 sites open for every night7805 West Marlton Avenue
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Rosaryville State Park was established in 1976 and is a 1,227 acre park which was once part of a land grant owned by Charles Calvert in the 17th century. Hiking, mountain biking, horseback riding, and picnicking are available. Two large pavilions are available for rentals. All park users must pay the park entrance fee - $3 for Maryland residents, $5 for out-of-state. The charge is per vehicle Monday - Friday, and per person on weekends and holidays. Alcohol and amplified sound are not allowed in the shelters. Park hours are from 8:00 a.m. - sunset. Shelter hours are from 9:00 a.m. - sunset. Email: cedarville.statepark@maryland.gov
| Agency / operator | Not listed |
|---|---|
| Booking | Online via parkreservations.maryland.gov (booking listing; window not listed) |
| Max RV / trailer length | Not listed |
| Bear storage | Not listed |
| Season | Not listed |
| Hookups | Not listed |
"Not listed" means no source we use states it.
Official facts link to their source; “Listing” facts come from the Maryland Park Service listing. Anything we can't source says so.