Camping near Mercersburg, PA

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    Mercersburg, Pennsylvania and the surrounding areas feature a variety of campground options for outdoor enthusiasts. Cowans Gap State Park Campground, located about 12 miles west of Mercersburg, offers tent sites, RV spots, and cabins surrounding a mountain lake. Sunvalley Campground provides year-round facilities with electric hookups and water access. The region encompasses both developed state park facilities and smaller private campgrounds that support various camping styles from primitive tent sites to full-service RV parks with amenities like showers, electric hookups, and picnic areas.

    Camping seasons vary considerably throughout the region, with most state parks operating from April through December. Saunderosa Park and other private campgrounds in the area maintain different operating calendars, with some offering year-round access. A visitor to Cowans Gap State Park noted, "Beautiful campground nestled in the mountains of Pennsylvania with a beautiful lake across the road from camping area, which consists of a very nice hiking trail the whole way around, boating, fishing, swimming and in season concession stand." Sites at popular locations like Cowans Gap fill quickly during summer weekends and holiday periods, particularly those with water views or electric hookups. Cell service can be inconsistent throughout the mountainous terrain, and some areas require advance reservations.

    The mixed-use campgrounds near Mercersburg provide access to numerous outdoor activities. Many campsites feature proximity to hiking trails, fishing spots, and swimming areas. Campers report high satisfaction with state park facilities that offer both natural settings and modern conveniences. Based on reviews from The Dyrt, family-friendly amenities like playgrounds, beach access, and well-maintained bathhouses are common highlights. Waterfront camping locations tend to receive particularly positive feedback, though they also tend to book faster than more secluded sites. The region's topography creates distinct camping experiences, from mountain settings with cooler temperatures to valley locations that may offer more protection from wind but less dramatic views. Several campgrounds in the area feature a mix of wooded and open sites, providing options for those seeking shade or sun exposure.

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    Best Campgrounds near Mercersburg (172)

      1. Cowans Gap State Park Campground

      4.5(31)11mi from Mercersburg208 sitesRVs, Tents, Cabins, Glamping

      "Nestled in the mountains of Pennsylvania, this gem of a campground."

      "The bathroom is close by,has showers & is very clean. You can walk or ride a bike to the beach. The water is clean with sand on the bottom. Lakeside trail is short and easy."

      from $20 - $48 / night

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      2. Hagerstown / Antietam Battlefield KOA

      4.0(20)14mi from MercersburgRVs, Tents, Cabins, Glamping

      "Set right next to the river and you fish if you want to. DO NOT follow your GPS. Follow the directions on the KOA Website."

      "Beautiful campgrounds situated near a creek. The campgrounds have a homey feel and were decorated nicely for fall & Halloween. The staff & hosts were incredibly nice & helpful."

      3. Jellystone Park™ Williamsport

      4.3(24)19mi from Mercersburg5 sitesRVs, Tents, Cabins, Glamping

      "There is a food court in the swimming pool and a camp store right next to it. They play movies every night at the outdoor theater near the pool."

      "This campground has tons of nice cabins and tent sites, all in wooded surroundings. There is a small creek to play in and a nice little hiking trail within the campground."

      from $99 - $471 / night

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      4. Caledonia State Park Campground

      4.4(36)23mi from Mercersburg163 sitesRVs, Tents, Cabins

      "Stayed here two nights while visiting Gettysburg (short 20mi drive between the two). Stayed on Chinquapin Hill, each site has picnic table and fire ring and good space for camp."

      "It’s a fantastic state park with great picnic areas next to the creek. You can also drive up the road to the dam where there’s a beautiful lake with fishing, kayaking, etc."

      from $20 - $92 / night

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      5. McCoys Ferry Campground — Chesapeake and Ohio Canal National Historical Park

      4.0(13)16mi from Mercersburg13 sitesRVs, Tents

      "There is no privacy from adjacent campsites, but you are on the Potomac in sites 1 - 7.
      Price 2023: $10 w interagency pass Usage during visit: Light during the week. 40% full on weekends."

      "We stayed at campsite 1 which had nice views of the river and a pretty good distance from neighbors. Closest site to the drop toilet and day use area portapots (very clean!)."

      from $20 - $40 / night

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      6. Greenbrier State Park Campground - TEMPORARILY CLOSED

      4.4(42)25mi from MercersburgRVs, Tents

      "Positives

      • Big, immaculately groomed tent pads

      * Mostly tent campers!"

      "Our site was private and kind of faced away from most other sites. There was a hiking trail behind us that led to the lake."

      from $23 - $29 / night

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      7. Twin Bridge Campground

      4.8(6)12mi from MercersburgRVs, Tents, Cabins, Glamping

      "This is a huge campground with mostly very large RVs situated on farmland. The sites varied. Some were in an open field, others by the stream with trees. We had Site C, which was right on the stream."

      "Our kids love the creek and playing in and around it. Some activities, playground, mini golf etc. but more of a relaxing campground."

      from $38 - $43 / night

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      8. Fort Frederick State Park Campground

      3.5(11)17mi from MercersburgRVs, Tents

      "Added some more photos to show proximity to other sites. Great spot for some small hikes and history at the fort. There’s also tons of markers on the trails with history."

      "My spot had a cool path down to the river. There aren’t really facilities other then a porta potty near the sites and there is a code to get into the gate."

      from $15 - $17 / night

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      9. Sunvalley

      5.0(1)3mi from MercersburgRVs, Tents

      10. Owens Creek Campground — Catoctin Mountain Park

      4.2(29)25mi from Mercersburg51 sitesRVs, Tents

      "firewood hut on the way in, unfortunately most of the wood wasn't dry due to rain the day before and the wood being out from under the hut awning, but we made do with the stacks of dead wood along the outside"

      "We stayed at site 28 which is right next to the little bridge over the creek for easy access to the trails and near the bathrooms."

      from $30 / night

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    Recent Reviews near Mercersburg, PA

    1035 Reviews of 172 Mercersburg Campgrounds


    • Jeff F.The Dyrt PRO User
      Jun. 4, 2026

      koa Gettysburg battlefield

      Nice spot to experience Gettysburg

      Friendly staff, well shaded, good size site 23 with easy in and paver patio and sturdy furniture

    • Patrick H.
      May. 24, 2026

      Hosack Run

      Great park, not so great camp site

      We stayed at site #146 in Hosack Run. The campground itself is a small, pet friendly loop and has very nice bathrooms/showers that were very clean and appeared fairly brand new. There is a very small playground in the loop (just swings and seesaws) and Caledonia State Park itself has lots of nice hiking and history. It sits about 20 minutes outside of Gettysburg National Battlefield. The campsite itself (#146) was pretty abysmal. It is extremely small and looks like it was once the parking lot for the restrooms. You can still see the remnants of the painted yellow parking lines on the asphalt. Our small, 12 foot pop-up barely fit with just enough room for our tow vehicle. Also, your neighbor (site #144) sits right on top of you. Lastly, we stayed during a rainy Memorial Day weekend and learned that our former parking space of a campsite sits inside of a bowl in which all other campsites drains into creating a small lake around our firepit. The one plus side was that it is extremely close to the facilities. There are lots of other nice camp sites in this loop, but this was not one of them. I would choose this site again if I was extremely desperate to camp here and no other sites were available. 5 stars for the park, trails, and locale. 1 star for the campsite.

    • MsTrailBlazer 🏔.The Dyrt PRO User
      May. 22, 2026

      Colonel Denning State Park Campground

      Snakes! 🐍 🥰

      Great park, alittle close together than I like. I wish I had picked 1-12 sites by the creek, but I don’t think I had much choice when I booked anyway. Bathrooms were clean. My site was more of an rv and I felt like I was at the neighbors for supper.

    • MsTrailBlazer 🏔.The Dyrt PRO User
      May. 22, 2026

      Caledonia State Park Campground

      Great time

      Pool, campgrounds area is so great. Don’t forget the bbq place up the street, it is so good! Getting the the bathrooms from my site will be more of a challenge once the campground fills up. Showers were a tad colder than I like but once the summer comes I would t mind it, I guess?

      Finished some of the App trail from there

    • SThe Dyrt PRO User
      May. 18, 2026

      Hosack Run

      Peaceful Oasis

      Well kept, clean facilities, easy to work with camp staff, we stayed at site 51 a full hook up site mostly level with a gravel pad short walk to the restrooms

    • MsTrailBlazer 🏔.The Dyrt PRO User
      May. 12, 2026

      Pine Grove Furnace State Park Campground

      App Trail and Store 🙌🏻

      Probably my favorite due to the Store, the store employee and the App Trails. Will be back. My site was next to the amp trail which I didn’t particularly like, but my site was beautiful. WiFi available at Camp Store

    • MsTrailBlazer 🏔.The Dyrt PRO User
      May. 12, 2026

      Caledonia State Park Campground

      Great Park App Trail 🤌🏼

      Great Park, showers were cold and after the App Trail, A hot shower would have been awesome. Beautiful park though. My site was a little bit uneven but it looks like the park has been through an upgrade recently.

    • Phillip H.
      May. 10, 2026

      Harpers Ferry / Civil War Battlefields KOA

      Harper’s Ferry KOA

      The sites are close together. The park was not full Mother’s Day weekend. It is a very nice park. The bathhouses were clean. The amenities were good although we didn’t utilize them. The national historic site was very close and we walked over day 1 rode our bikes day 2. The C&O canal is accessible but you must walk your bike across the lower town bridge and carry it down the stairs. This section of the trail was very good and we completed 38 miles.

    • CThe Dyrt PRO User
      May. 3, 2026

      Happy Hills Campground

      Campground In Need of Upgrades!

      We stayed one night here (didn't even unhook from the truck).  Arrived in the rain and were leaving early the next morning, so I didn't want to disconnect.  Our gravel pad was over 6" out of level, requiring me to use leveling pads and a leveling jack to get trailer level.  All the short-term gravel sites looked like they needed some love!

      Campground is about 80% seasonal, and apparently has no housekeeping restrictions on residents - some sites were pretty full of old dead golf carts and various debris.  Not sure I would want to stay for a destination camping experience, but it was cheap and fine for a one night stay.


    Guide to Mercersburg

    Camping spots near Mercersburg, Pennsylvania range from primitive riverside sites to full-service RV parks at elevations between 400-1,200 feet in the Appalachian foothills. The region experiences distinct seasons with summer temperatures averaging 75-85°F, while spring and fall camping offers cooler temperatures in the 50-70°F range. Many campgrounds don't receive cell service due to the mountainous terrain, particularly in valley locations.

    What to do

    Fishing access: McCoys Ferry Campground offers direct Potomac River access with spacious riverside sites. "The site was very large and fairly spread out from the other sites unlike most campsites. We had a really nice view of the lake," notes one camper, though another mentions "it's worth noting that the only bathrooms were two sets of Porto potties. No sinks or showers."

    Water activities: At Yogi Bear's Jellystone Park, families can enjoy multiple water features beyond traditional swimming. "There is a small creek to play in and a nice little hiking trail within the campground. Has a great water park, playground and bounce pad feature," according to one visitor. The park recently expanded its offerings, with one guest mentioning "They are finishing a lazy river which I look forward to next season."

    Historical exploration: Fort Frederick State Park provides an educational component to camping trips. One visitor notes, "The fort is very cool, and exhibits are great." Another camper describes the experience: "There are some nice hot showers, they are on the opposite side of the bathroom facility but you have to bring your swimsuit because they are open air."

    What campers like

    Digital detox: Cowans Gap State Park Campground offers a true escape from technology. "Our first time at Cowans Gap and we loved it. 5 nights, 6 days with no cell or wifi to stress us out," writes Tom R. Another visitor confirms the off-grid nature: "You are totally off the grid as far as cell, WiFi, and TV signal. Be prepared to be out of communication during your stay."

    Creek access: Twin Bridge Campground features water access that appeals to families. As one camper explains, "Our favorite campground. The most relaxing setting. Our kids love the creek and playing in and around it." The campground also offers delivery services that enhance convenience: "The concierge service here is unreal! You can get just about anything from the store delivered to your site."

    Fall foliage: Caledonia State Park Campground provides exceptional seasonal experiences. "Beautiful in the fall," writes Michael W., noting "Absolutely amazing fall color on the lake and great drives surrounding." Facilities remain comfortable even in cooler months with "clean bathrooms and hot showers."

    What you should know

    Site spacing: Sites at many campgrounds in the region can be quite close together. At Greenbrier State Park Campground, "The sites on Dogwood are quite close together, but it still felt like camping." A visitor to Caledonia State Park noted, "Not the best spot... Every turn led to a dead end or closed gate with little to no signage pointing us toward the part of the park that was actually open."

    Seasonal considerations: While peak summer season brings crowds, spring and fall offer quieter experiences. "We went to Cowans gap last full for a Halloween weekend and the children loved it. We even won the campsite decorating contest," shares one family. Another camper warns about Greenbrier State Park: "The beach by the lake is PACKED every weekend with day trippers - we avoided it since we are careful due to COVID."

    Transportation needs: Facilities at many campgrounds are spread out, requiring planning. At Fort Frederick State Park, "The showers, water and bathrooms are very very far away (require a car) and outside of the gate. You're limited to portapoties as your only option near your campsite. You must bring in all your water too."

    Tips for camping with families

    Activity scheduling: Hagerstown/Antietam Battlefield KOA offers family-oriented programming. "Love love love this campground. Activities for the kids, diner with a great breakfast selection and subs and pizza for dinner," writes one camper, adding "At Halloween they have a great haunted house."

    Budget considerations: Prices vary significantly between campgrounds, with some premium options costing more for comparable amenities. A visitor to Jellystone Park noted, "It was a nice place to stay for kids, lots to do for them. But very expensive for tent camping. I still paid nearly $100 a night."

    Entertainment variety: Family-focused campgrounds offer structured activities that help during longer stays. "The kids were never bored and had so much fun. Us, as adults, were also never bored," reports one family at Jellystone Park, while another visitor appreciated that "Lots of family fun...Fall is the best at this campground with the trick or treating and haunted house."

    Tips for RVers

    Site selection: Sunvalley Campground provides year-round RV options with electric hookups. One camper describes it as a "Great camp ground base of the mountain and great people like the country life this is the place for you."

    Site access: Several campgrounds feature narrow roads that can challenge larger rigs. A visitor to Hagerstown KOA noted, "The roads are very windy and narrow, and I can't imagine trying to maneuver a large RV in there."

    Utilities management: Most campgrounds in the region offer limited full hookup sites. At Twin Bridge Campground, one RVer found workable solutions: "Big spacious sites, and a honeywagon to make things easier (there weren't any full hookup sites the I saw besides the long term spaces)."

    Frequently Asked Questions

    What camping is available near Mercersburg, PA?

    According to TheDyrt.com, Mercersburg, PA offers a wide range of camping options, with 172 campgrounds and RV parks near Mercersburg, PA and 1 free dispersed camping spot.

    Which is the most popular campground near Mercersburg, PA?

    According to TheDyrt.com, the most popular campground near Mercersburg, PA is Cowans Gap State Park Campground with a 4.5-star rating from 31 reviews.

    Where can I find free dispersed camping near Mercersburg, PA?

    According to TheDyrt.com, there is 1 free dispersed camping spot near Mercersburg, PA.

    What parks are near Mercersburg, PA?

    According to TheDyrt.com, there are 21 parks near Mercersburg, PA that allow camping, notably Chesapeake & Ohio Canal National Historical Park and Chesapeake and Ohio Canal National Historical Park.