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Thompson Falls State Park

Montana State Parks · ReserveAmerica

🏕️ CampgroundMontana NorthwestMontana
🟢 3 open windows right now — soonest Aug 7–Aug 8
Availability checked 1h ago · changes fast, verify before you drive
🔥 Fire Weather Watch · NWS · through Sun 12am
🔥 Red Flag Warning · NWS · through Sun 12am
Active hazards for this campground, from NWS. Always check conditions before you go.
Book / check availability →🧭 Directions
💡 In short

Thompson Falls State Park in Montana has 3 open booking windows on its reservation system right now, the soonest Aug 7–Aug 8. Reserve directly through the booking link above — cancellations go fast. To catch future openings the instant they appear, set a free CampSage cancellation alert.

📅 Open dates
Aug 7 – Aug 81 night🗓 weekendbook — pick dates there →sites 016
Aug 21 – Aug 232 nights🗓 weekendbook — pick dates there →sites 003
Aug 28 – Aug 302 nights🗓 weekendbook — pick dates there →👥 3 sites next to each othersites 003, 004, 008, 011, 012, 013 +5 more

⚡ EV charging: none mapped within 25 mi of this campground — arrive with the range to leave.

🏕️ About this campground
📍 ~949 mi from LA
💡 Insider tips from campers
❓ Thompson Falls State Park — FAQ
How do I reserve a campsite at Thompson Falls State Park?

Thompson Falls State Park in Montana takes campsite reservations through ReserveAmerica. On this page, use the “Book / check availability” button to open the live booking page, see which dates are free, and reserve your site.

How can I get a spot at Thompson Falls State Park when it's fully booked?

Popular campgrounds like Thompson Falls State Park often fill months ahead, but campers cancel every day and those sites reopen for booking. CampSage checks availability for you and sends a free email the instant a cancellation opens — set an alert on this page and you can grab the spot before anyone else.

Where is Thompson Falls State Park located?

Thompson Falls State Park is located in Montana Northwest, Montana. Tap “Directions” above for driving directions, or see nearby campgrounds lower on this page.

🔔 Get a free opening alert
We'll email you the moment a site opens at Thompson Falls State Park.
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🌙 Minimum stay (Pro):
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Works where the booking system publishes per-site types (rec.gov campgrounds).
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