Pick a site on the map to see its availability calendar.
Only 12 openings in the last 90 days: not enough recent activity for a reliable pattern. A free Campsite Sniper alert watches around the clock instead, and pings you the moment one opens.
Of the 54 tracked site-nights (May 1 – May 3, 2027): 36 open for online reservation · 18 on sites not offered for online reservation (first-come, first-served or administrative). Of the facility's 18 monitored sites, 12 can be reserved online and 6 are first-come, first-served.
Of the open site-nights on mapped sites, 12 fall on weekdays and 24 on weekends (Fri–Sun).
May holds the most room. 36 of 54 site-nights are still open there.
| Window | Night | Sites open | Status |
|---|---|---|---|
| Memorial Day | FRI May 28 | 0 | None open |
| SAT May 29 | 0 | None open | |
| SUN May 30 | 0 | None open | |
| MON May 31 | 0 | None open |
Memorial Day: no online availability on any tracked night.
| Site | Open site-nights |
|---|---|
| 1 | 3 |
| 10 | 3 |
| 11 | 3 |
| 12 | 3 |
| 2 | 3 |
The 5 sites with the most open site-nights in the current snapshot. Pair a bookable date with a free alert to cover everything else.
Campsite Sniper's data for this facility starts May 1, 2027. That is about 180 days after the current snapshot was taken, so dates before May 1, 2027 are not covered by what Campsite Sniper tracks here — they are not known to be unavailable. The site-nights shown on this page describe May 1, 2027 onwards only. Check Recreation.gov for earlier dates.
Multi-night stays. 12 2-night, 12 3-night openings where a single site is free for every night, per Campsite Sniper's current snapshot — soonest May 1, 2027 at site 1.
RV length. Longest recorded site here is 80 ft. 18 sites take 25 ft, 17 sites take 35 ft, 17 sites take 40 ft.
| Site | Max RV | Hookups | Open site-nights | Longest run | Dates |
|---|---|---|---|---|---|
| 1 | 75 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 10 | 45 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 11 | 45 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 12 | 50 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 2 | 43 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 3 | 72 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 4 | 80 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 5 | 80 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 6 | 80 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 7 | 40 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 8 | 25 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
| 9 | 45 ft | None | 3 | 3 nights | May 1, 2027, May 2, 2027, May 3, 2027 |
The Dillon Field Office is unable to make reservations for you. Please call Recreation.gov (877-444-6777) to book a reservation or book online.
Campsites are available for reservation for the Peak-Season times of May 1st through September 15th. From September 16th through April 30th, all sites are first-come-first-serve.
Red Mountain Campground is adjacent to the lower Madison River and provides good access for camping, fishing and floating. The campground has 19 camp sites, 11 available for reservations. The campground has a volunteer seasonal campground host. There is no boat launch available at this site, but there are several in the vicinity. The campground serves as a great central location to access the lower Madison River. During peak season you can expect the campground to be full on weekends with lighter use during the work week.
The Madison River is well known for its robust trout fishery. The lower Madison River is a very popular destination for non-angling floaters (tubers) during the warm summer months. Red Mountain sits roughly half way between Warm Springs boat launch and Black's Ford Fishing Access Site.
19 campsites, 3 accessible vault toilets, drinking water, horseshoe pit, and picnic tables. Firewood is available for purchase when the volunteer campground host is present.
Lower Madison River, Bear Trap Canyon unit of the Lee Metcalf Wilderness Area, Norris Hot Springs
For additional information please visit; https://www.blm.gov/visit/red-mountain-campground
From Bozeman; Head west on MT Hwy 84 (Norris Road). Continue on MT Hwy 84 for 20.5 miles. Turn right (North) at South Bear Trap Canyon Road. If you cross the Madison River you have just passed the turn. From Norris; Head East on MT Hwy 84 (Norris Road) travel for 8 miles and turn left at South Bear Trap Canyon Road after you cross the Madison River.
View on Recreation.gov ↗ Get directions ↗












Reservations for Red Mountain (MT) are made through Recreation.gov. 36 of 54 tracked site-nights are currently open (66.7%). Campsite Sniper has also detected 12 site openings here in the last 90 days, so further dates may appear. Pick a site on the map to see its calendar, or set a free Campsite Sniper alert. You complete the reservation yourself on Recreation.gov.
No. Campsite Sniper sends alerts and direct Recreation.gov links. It never books, pays for, holds, hoards, or resells reservations.
Campsite Sniper re-checks public Recreation.gov availability for this facility every hour and republishes whenever anything changes. This facility's data last changed at Nov 2, 2026 19:20 UTC; an older timestamp means nothing has changed since that time, not that checking stopped. Always confirm final availability on Recreation.gov when you book.
Campsite Sniper detected 12 site-date openings here over the last 90 days, none in the last 7. A free alert watches around the clock and pings you the moment one appears.
12 three-night openings are showing, counting only runs where the SAME site is free for all three nights. The soonest starts May 1, 2027 at site 1. Confirm and book on Recreation.gov.
17 of the 18 sites that support RV analysis have a recorded maximum of 35 ft or more; the longest recorded is 80 ft.
May 2027, with 36 open site-nights in the current snapshot of 54.
Campsite Sniper cannot answer that from the current snapshot. The availability data held for Red Mountain (MT) begins May 1, 2027 — about 180 days after this snapshot was taken, so any earlier dates are outside what Campsite Sniper is tracking here rather than known to be unavailable. Check Recreation.gov for dates before May 1, 2027.
Lakefront, hookups, your RV length, weekends only - set it as picky as you want.
We run paced availability checks for Red Mountain (MT). One watch covers every matching online-reservable site.
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.
Alerts monitor online-reservable inventory only; first-come, first-served sites are not included.