18+ Hotels in Waltham, MA
Where You Can Check In at 18, 19 or 20
2 hotels in Waltham, MA list a minimum check-in age of 18 on Hotels.com, so travelers aged 18, 19 and 20 can check in. Observed starting prices are $118 at Extended Stay America Suites Boston Waltham 52 4th Ave and $120 at Extended Stay America Suites Boston Waltham 32 4th Ave per night. Extended Stay America Suites Boston Waltham 52 4th Ave has the best guest rating, 5.8/10 from 1,005 reviews. Of these, both accept pets. Places mentioned near these hotels include Mass General Waltham, Harvard University and Fenway 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
- 2
- lowest starting price, Extended Stay America Suites Boston Waltham 52 4th Ave
- $118
- best rating, Extended Stay America Suites Boston Waltham 52 4th Ave
- 5.8/10
- accept pets
- 2
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Extended Stay America Suites Boston Waltham 52 4th Ave
2.5-star hotel
52 4th Ave, Waltham, MA 02451, USA
Mass General Waltham · 1.1 km · 13 min walk
- Free WiFi
- Air conditioning
- Kitchen
Minimum check-in age: 18
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Parking: Wheelchair-accessible parking
Pets: Pets allowed (2 total)
Nearby
- Mass General Waltham — 1.1 km, 13 min walk
- Harvard University — 16.0 km, 19 min drive
- Fenway Park — 17.8 km, 20 min drive
Extended Stay America Suites Boston Waltham 32 4th Ave
2.5-star hotel
32 4th Ave, Waltham, MA 02451, USA
Mass General Waltham · 1.2 km · 14 min walk
- Fitness center
- Free WiFi
- Air conditioning
- Kitchen
Minimum check-in age: 18
Show more details
Parking: Wheelchair-accessible parking
Pets: Pets allowed (dogs and cats only, 2 total)*
Nearby
- Mass General Waltham — 1.2 km, 14 min walk
- Harvard University — 16.5 km, 18 min drive
- Fenway Park — 18.2 km, 19 min drive
No hotels match the selected amenities.