Pick a site on the map to see its site map.
The site details and map below come from the public Recreation.gov record and are accurate. For current dates and to book, go to Recreation.gov.
Only 10 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.
The Munising and Rapid River/Manistique Ranger Districts of the Hiawatha National Forest offer a variety of camping experiences. Many are located on inland lakes in a rustic forest environment with no drinking water. The rustic environment offers a wonderfully serene and peaceful setting for your next camping experience.
Visitors will be able to enjoy swimming, berry picking, and fishing at these dispersed campsites. Licenses are required for fishing in Michigan waters.
Our management efforts seek to provide for quiet, peaceful recreation opportunities in a semi-primitive setting.
Swimming conditions vary by site. Site 1 has excellent swimming conditions, swimming is NOT recommended at site 2.
Pine Marten Run (PMR) Trail acces varies by site:
For site 1: trail access is via FR 2734, where the trail intersects the road approximately 0.2 mile east of the campsite. For site 2: trail access is via FR 2452, just east of the campsite.
Triangle Lake boasts a strong fishery of northern pike, smallmouth bass, bluegills, crappie and perch. A boat access and parking area for day use is located at Site 1. This access is very sandy and turn-around space is limited. Carry-in access is recommended. There is no boat access at Site 2.
There is a primitive toilet located at site 1.
There is NO drinking water.
Lake Name: Triangle Lake
Number of Sites: 2
Maximum Number of People Per Site: Site 1 (24), Site 2 (8)
Maximum Number of Horses: Site 1 (4), Site 2 (2)
Toilets: Yes at Site 1
Boat Access: Back-In At site 1
Lake Size (acres): 169
Located in the heart of the Ironjaw Semi-Primitive Area, Triangle Lake is managed for both motorized and non-motorized uses. Both campsites on Triangle Lake are located on the non-motorized Pine Marten Run Trail and horse camping is allowed.
Site 1 is a long, narrow site located on a level, sandy strip of land between the lake and a small wetland pond. The site is about 100 ft x 30 ft and is suitable for three families and trailers. There is good access via Forest Road 2734, however turn-around space is very limited . Site 2 is located in a wooded lowland. It is 40 ft x 40 ft and is sutable for one family. Although the access road is in fair condition, trailers are not recommended because of the limited turn-around space.
There are a number of horse, bike, and hiking trails within minutes of several of the sites. In over a mile from these campsites, visitors can expect to find: bait shops, general and grocery stores, gas, a pay phone, trailheads, a fishing pier, biking, and kayak/canoe rentals.
From Manistique, MI: drive north on M-94 23 miles to CR 437 heading west. Pass through Steuben then keep left on CR 437 headed south. To reach site 2: Drive 4.2 miles on CR 437 to FR 2452. Turn right (west) on FR 2452 and drive 0.7 miles to the campsite. To reach site 1: Drive 4.7 miles on CR 437 to FR 2734. Turn right (west) on FR 2734 and drive 0.3 miles to the campsite.
View on Recreation.gov ↗ Get directions ↗






Online reservations for this facility, where offered, are made through Recreation.gov. Campsite Sniper has also detected 10 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 does not currently hold availability data for Triangle Lake Campsites, so there is nothing to date here. That is a gap in coverage — it does not mean the facility is full or closed. Check Recreation.gov for current dates.
Campsite Sniper detected 10 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.
No RV-analyzable site here has a recorded maximum of 35 ft or more; the longest recorded is 32 ft.
Lakefront, hookups, your RV length, weekends only - set it as picky as you want.
We run paced availability checks for Triangle Lake Campsites. One watch covers every matching site.
When a match opens, you get a push with a Recreation.gov link so you can review and book it yourself.