18+ Hotels in Hamilton, MT
Where You Can Check In at 18, 19 or 20
3 hotels in Hamilton, MT list a minimum check-in age of 18 on Hotels.com, so travelers aged 18, 19 and 20 can check in. Super 8 by Wyndham Hamilton was listed from $168 per night. Stay Express Inn Hamilton has the best guest rating, 4.8/10 from 90 reviews. Of these, all 3 accept pets. Places mentioned near these hotels include Vestor Wilson Athletic Complex, Gold Coin Casino and Hieronymus Park. Hotel data checked in November 2026.
Policies can change: confirm the minimum check-in age with the hotel before booking.
- hotels with 18+ check-in
- 3
- lowest starting price, Super 8 by Wyndham Hamilton
- $168
- best rating, Stay Express Inn Hamilton
- 4.8/10
- accept pets
- 3
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Super 8 by Wyndham Hamilton
2.0-star hotel
1325 North First Street, Hamilton, MT 59840, USA
Hieronymus Park · 0.2 km · 2 min walk
- Free WiFi
- Air conditioning
Minimum check-in age: 18
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Pets: Pets allowed (dogs only, 2 total)*
Nearby
- Hieronymus Park — 0.2 km, 2 min walk
- Lucky Lil's Casino — 0.8 km, 9 min walk
- Calamity Jane's Casino — 1.1 km, 12 min walk
Pineview Lodge
2.0-star hotel
322 Wyant Ln, Hamilton, MT 59840, USA
Steve Powell Park · 3.8 km · 11 min drive
- Free WiFi
Minimum check-in age: 18
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Pets: Pets stay free
Nearby
- Steve Powell Park — 3.8 km, 11 min drive
- Denton Park — 4.5 km, 12 min drive
- River Park — 4.9 km, 12 min drive
Stay Express Inn Hamilton
2.5-star hotel
409 S 1st St, Hamilton, MT 59840, USA
Ravalli County Museum · 0.3 km · 3 min walk
- Free WiFi
- Air conditioning
Minimum check-in age: 18
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Parking: Wheelchair-accessible parking
Pets: Pets allowed (dogs only)*
Nearby
- Ravalli County Museum — 0.3 km, 3 min walk
- Vestor Wilson Athletic Complex — 0.4 km, 5 min walk
- Shiny Buckles Casino — 0.6 km, 6 min walk
No hotels match the selected amenities.