| Alameda's Hot Springs Retreat | Hot Springs & Flathead Reservation | Historic Spas & Vapor Caves | 1930s spa-motel suites with private in-room mineral tubs, kitchens and a shared sun porch | No | — | — | — |
| Big Medicine Hot Springs | Hot Springs & Flathead Reservation | Town & Family Pools | Tent and RV camping on site plus a few rentals (tepees or cabins, see notes) | Yes | $5 per person, cash in honor box | 105–107 °F | Required |
| Boulder Hot Springs | Helena, Boulder & Anaconda | Historic Spas & Vapor Caves | Historic inn: B&B rooms and suites + budget guest rooms with shared baths | Yes | Weekdays/weekends and holidays: adults $12/$14, seniors 60+ $10/$12, ages 3-12 $7/$8 | 96–106 °F | — |
| Bozeman Hot Springs | Bozeman & Paradise Valley | Big Resorts & Iconic Pools | Campground only (Bozeman Hot Springs Campground, site types not listed on official page) | Yes | Adults $28/$34, seniors 60+ and military $23/$27, ages 5-13 $25/$28, ages 0-4 $15 (weekday/weekend and holidays); with Montana ID: adults $21/$28, seniors and military $17/$21, ages 5-13 $20/$25, ages 0-4 $15 | 106 °F | Required |
| Broadwater Hot Springs & Fitness | Helena, Boulder & Anaconda | Wellness Retreats & Eco Lodges | No | Yes | Mon-Thu/Fri-Sun and holidays: adults $17/$22, ages 5-13 $15/$20, ages 0-4 $8/$12, seniors 65+ and military $15/$17; 3% card processing fee | — | Required |
| Chico Hot Springs Resort | Bozeman & Paradise Valley | Big Resorts & Iconic Pools | Historic lodge rooms + cabins, chalets and houses, Conestoga wagon glamping | Yes | Ages 7+ $14, ages 3-6 $8, seniors 65+ $8; towel rental $2.50 | 96–103 °F | Required |
| Fairmont Hot Springs Resort | Helena, Boulder & Anaconda | Big Resorts & Iconic Pools | Hotel rooms and suites | No | No day passes: pools open only to overnight resort guests (included in $19 nightly resort fee) and pool members; memberships from $175 for 3 months (single), seniors 60+ $155, ages 3 and under free with a member; Fairmont RV Park and Chalets guests pay a daily fee | 88–104 °F | Required |
| Gigantic Warm Spring | Central & Northern Montana | Town & Family Pools | No | Yes | — | 68 °F | — |
| Jackson Hot Springs Lodge | Big Hole & Bitterroot | Cabins, Ranches & Private Rentals | Lodge rooms, sleeper cabins and three houses + tent sites | Yes | Adults $12, kids $9; included with room stays | 100–106 °F | Required |
| K Bar L Ranch & Medicine Springs | Central & Northern Montana | Cabins, Ranches & Private Rentals | Guest cabins with wood stoves and a main lodge, all meals included; about 16 guests at a time | No | Summer six-day all-inclusive stay $4,000; seven-day rifle or archery hunt $8,000 | 86 °F | — |
| Lolo Hot Springs Resort | Lolo & Clark Fork | Big Resorts & Iconic Pools | Deluxe and dry cabins + RV park, tent and tipi sites (campground across the road) | Yes | Adults $16, seniors 65+ and military $14, ages 5-12 $13, under 5 free; two soak passes included with deluxe cabin stays | 74–106 °F | Mixed |
| Lost Trail Hot Springs Resort | Big Hole & Bitterroot | Cabins, Ranches & Private Rentals | 10 cabins, motel-style rooms and a group lodge + RV park and campground | Yes | Adults 14-59 $10, seniors 60+ $7, ages 3-13 $7, ages 1-2 $3 (cash prices; add 3% if not paying cash); included with cabin and lodge stays, $1 off for RV and campground guests | 95–105 °F | Required |
| Norris Hot Springs | Madison & Jefferson Valleys | Historic Spas & Vapor Caves | Campground only (RV full-hookup and tent sites, summer season) | Yes | Adults $12, seniors $5, children 12 and under $5, babies in swim diapers free; towel rental $5; campground guests $3 per day | 106 °F | Required |
| Pipestone Village & Hotsprings | Madison & Jefferson Valleys | Cabins, Ranches & Private Rentals | 5 cabins + 5 glamping domes, each with a private outdoor hot spring tub | No | — | — | — |
| Quinn's Hot Springs Resort | Lolo & Clark Fork | Big Resorts & Iconic Pools | Cabins + River Lodge and Glacier Lodge rooms; $259-$479/night incl. taxes (rate sheet valid 6/1/26-12/30/26) | Yes | 4-hour day swim session $21 Mon-Thu/$23 Fri-Sun per person, same price for all ages (from October 1, 2026); advance online reservation required; included with lodging | 100–106 °F | Required |
| Rose's Plunge | Hot Springs & Flathead Reservation | Town & Family Pools | No | Yes | $5 per person, cash in honor box | — | Required |
| Sleeping Buffalo Hot Springs & Resort | Central & Northern Montana | Big Resorts & Iconic Pools | Log and stone cabins and suites + RV park (31 full-hookup sites) and tent area | Yes | Adults 12+ $17, ages 5-11 and seniors 60+ $15, ages 4 and under $11; towels $2 | 92–105 °F | Required |
| Sleeping Child Hot Springs | Big Hole & Bitterroot | Cabins, Ranches & Private Rentals | Whole-estate rental only: 9-bedroom lodge, sleeps 20 | No | Whole-estate rental from $2,000/night plus tax for up to 8 guests in 4 bedrooms, each additional bedroom $400 (up to 20 guests, $4,000/night); renters' day guests $85 per person | — | — |
| Sophia Springs | Hot Springs & Flathead Reservation | Cabins, Ranches & Private Rentals | Three suites and a two-bedroom guest house (sleeps 8) + RV park with full hookups | No | Suites $159 one night, $149/night Sun-Thu for 2+ nights; guest house $199 Sun-Thu/$249 Fri-Sat and holidays; RV full hookup $65/day; $35 per extra person per night in suites and guest house | — | — |
| Spa Hot Springs Motel | Central & Northern Montana | Historic Spas & Vapor Caves | Motel (41 rooms) + 12 Tenderfoot Cabins across the street; RV electric hookups and tent sites | Yes | Adults 18+ $16, seniors 65+ $14, ages 13-17 $14, ages 6-12 $12, ages 3-5 $10, under 3 $8; free for motel and cabin guests | 98–105 °F | Required |
| Symes Hot Springs Hotel & Mineral Baths | Hot Springs & Flathead Reservation | Historic Spas & Vapor Caves | Historic hotel rooms (private or shared bath), Jacuzzi suite, cabins and apartments + RV and tent sites | Yes | Adults $15 | — | — |
| The Lodge at Lolo Hot Springs | Lolo & Clark Fork | Cabins, Ranches & Private Rentals | Log lodge hotel: king and two-queen rooms + smaller Outpost rooms across the parking lot | No | — | 105 °F | — |
| Wild Horse Hot Springs | Hot Springs & Flathead Reservation | Cabins, Ranches & Private Rentals | Rustic dog-friendly cabins without running water (shared bathhouse); tipi stays also mentioned | Yes | Adults 13+ $18, ages 6-12 $7, age 6 or younger free; Lake and Sanders County locals $15, military $10 | — | Mixed |
| Yellowstone Hot Springs | Bozeman & Paradise Valley | Wellness Retreats & Eco Lodges | Suites, 4 cabins across the street, house rentals, RV and tent sites | Yes | Adults 13+ $18, seniors 62+ and veterans $15, ages 4-12 $10, ages 0-3 free; 12-visit pass $125; towel rental $4 | 98–105 °F | Required |