Private operator · New Hampshire
Twin Mountain / Mt Washington KOA
Near Twin Mountain, New Hampshire — $55–$145 a night and big-rig OK; max unverified by our record.
Quick answer
Can I bring an RV to Twin Mountain / Mt Washington KOA?
What length RV fits Twin Mountain / Mt Washington KOA? Our record lists Twin Mountain / Mt Washington KOA as big-rig friendly; its numeric maximum is unverified. Confirm your site's length limit with the campground. 12 months ahead via KOA portal. Book on the operator's own page.
- Open: Our record: May through October.
Camping at Twin Mountain / Mt Washington KOA? Tell us the nights.
One email when a New Hampshire owner lists a rig for those nights.
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On the ground
Closest full-hookup camp to Mt Washington Cog Railway. White Mountain National Forest staging point. Leaf weekends Sept-Oct book 18 months ahead.
From our record
- Open
- May through October
- Booking
- 12 months ahead via KOA portal
- On site
- Full hookups (W/E/S), Showers, Laundry, Wi-Fi (varies), Pets allowed
- Camping styles
- RV-friendly, Tent camping, Cabins
What a posted rig limit measures
- Pad length — the rig plus anything it tows
- Height — what the branches and the awning need
- Turning arc — the swing off the loop road
Keep planning New Hampshire
More New Hampshire campgrounds
- Lafayette Place Campground (Franconia Notch SP)$27–$32/night, rigs to 35 ft
- Dolly Copp Campground (White Mountain NF · Mt Washington)$24/night, rigs to 40 ft
- Lake Francis State Park Campground$27–$32/night, rigs to 40 ft
- Pawtuckaway State Park Campground$27–$38/night, rigs to 35 ft
- All 10 New Hampshire campgrounds
Around Twin Mountain
The rest of the New Hampshire trip
Twin Mountain / Mt Washington KOA questions
- What length RV fits Twin Mountain / Mt Washington KOA?
- Our record lists Twin Mountain / Mt Washington KOA as big-rig friendly; its numeric maximum is unverified. Confirm your site's length limit with the campground.
- When is Twin Mountain / Mt Washington KOA open?
- Our record: May through October.
- How do I reserve a site at Twin Mountain / Mt Washington KOA?
- 12 months ahead via KOA portal. Book on the operator's own page.
Before you go
New Hampshire rules for RV renters
New Hampshire rules
Verified 2026-05-10
- Rental tax
- 0%
- Min driver age
- 21+ · 25+ Class A
- Gravel roads
- Allowed, disclose
- Generator quiet hours
- 22:00-07:00
- Alcohol in cabin
- No open container
- Dump station
- Standard