27 state parks with swimming in Montana

27 of Montana’s 54 state parks list swimming. See these parks on a map

ParkCampingLodgingPetsBook
Ackley Lake State ParkA small lake under the Little Belt and Snowy Mountains, holding both rainbow trout and tiger muskie…CampsitesScreened shelters
Big ArmFlathead Lake's western shore, looking across to Wild Horse Island with the Mission and Swan ranges behind…CampsitesCabins, Screened sheltersBook a campsite
Black Sandy State ParkOne of the few public shorelines on Hauser Reservoir, and a busy one — boats, water skis and anglers all…Campsites · electric & waterBook a campsite
Brush Lake State ParkA mile of deep, startlingly clear water ringed by grass and spring wheat, with a beach and a twelve-site…CampsitesScreened sheltersBook a campsite
Cooney State ParkA reservoir forty minutes south of Billings and the busiest water in south-central Montana through the…Campsites · electric & waterScreened sheltersBook a campsite
Finley PointA quiet corner of Flathead Lake's southeast shore in open ponderosa pine, twelve miles north of Polson…Campsites · electric & waterCabinsBook a campsite
Frenchtown Pond State ParkAn eighteen-acre pond with mown lawns, a playground and picnic tables — an urban park that happens to sit in…Screened shelters
Lake Elmo State ParkA sixty-four-acre reservoir inside the Billings city limits, circled by a 1.4-mile trail and fished from…Screened shelters
Lake Mary Ronan State ParkKokanee salmon, yellow perch and largemouth bass, in a boreal pocket of Douglas fir and western larch seven…Campsites · electric & waterScreened sheltersBook a campsite
Les Mason State ParkFive hundred and eighty-five feet of sand and gravel shore on the east side of Whitefish Lake, shaded for…Screened shelters
Logan State ParkHeavy larch, fir and ponderosa along the top edge of Middle Thompson Lake, where a channel links the upper…Campsites · electric & waterScreened sheltersBook a campsite
Lone Pine State ParkSeven and a half miles of trail five miles southwest of Kalispell, open to walkers, riders, bikes and…Screened shelters
Painted Rocks State ParkA reservoir in the Bitterroots' West Fork valley, walled by granite and rhyolite cliffs whose green, yellow…CampsitesScreened sheltersBook a campsite
Placid Lake State ParkSmooth water on a Clearwater River tributary, known for trout and for family weekends. Forty campsites…Campsites · electric & waterScreened sheltersBook a campsite
Salmon Lake State ParkOne of the Clearwater chain's lakes, held between the Mission and Swan ranges. Rainbow, cutthroat, brown…Campsites · electric & waterScreened sheltersBook a campsite
Sluice Boxes State ParkBelt Creek cuts a limestone canyon out of the Little Belt Mountains, under cliffs and ledges that are a…Campsites
Smith River State ParkFifty-nine miles of trout river with a single access point at either end, floated over several days by permit…Campsites
Somers Beach State ParkA hundred and six acres on Flathead Lake's northwest shore, bought by the state in 2021 and among Montana's…Day use only
Spring Meadow Lake State ParkA day-use lake at Helena's western edge, with a beach, shelters and a bookable pavilion. An easy .8-mile…Screened shelters
Thompson Chain Of Lakes State ParkRoughly three thousand acres strung twenty miles along Highway 2 between Kalispell and Libby, touching…CampsitesScreened shelters
Thompson Falls State ParkMature mixed pine above the Clark Fork, with a family fishing pond, an accessible pier and a picnic shelter…CampsitesScreened sheltersBook a campsite
Tongue River Reservoir State ParkTwelve miles of reservoir among red shale and juniper canyons on the southeastern prairie, popular either…Campsites · electric & waterScreened sheltersBook a campsite
WayfarersRocky shore and low cliffs on Flathead Lake near Bigfork, with a local reputation for the best sunsets on the…Campsites · electric & waterScreened sheltersBook a campsite
West ShoreGlacially carved dolomite on Flathead Lake's west side, 129 wooded acres looking across to the Swan and…Campsites · electric & waterBook a campsite
Whitefish Lake State ParkA beach and a wooded campground on the edge of town, plugged into the Whitefish trail system with the ski…Campsites · electric & waterScreened sheltersBook a campsite
Wild Horse IslandThe largest island in Flathead Lake, reached only by boat, with old-growth ponderosa and trails across it…CampsitesNot allowed
Yellow BayA wide gravel beach and a creek mouth on Flathead Lake's east shore, fourteen miles south of Bigfork, in the…CampsitesScreened sheltersBook a campsite

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