18+ Hotels in Martinez, CA
Where You Can Check In at 18, 19 or 20

4 hotels in Martinez, CA list a minimum check-in age of 18 on Hotels.com, so travelers aged 18, 19 and 20 can check in. Observed starting prices begin at $108 at Super 8 by Wyndham Martinez, with a median of $122 per night. Muir Lodge Motel has the best guest rating, 8.6/10 from 761 reviews. Of these, 2 have a pool, 1 offers free parking and 2 accept pets. Places mentioned near these hotels include University of California, Berkeley, Napa Valley Wine Train and John Muir National Historic Site. 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
4
lowest starting price, Super 8 by Wyndham Martinez
$108
median starting price per night
$122
best rating, Muir Lodge Motel
8.6/10
accept pets
2
have a pool
2

Dates are passed to Hotels.com to check availability and current prices.

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Showing 4 of 4 hotels.

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Muir Lodge Motel allows check-in for 18 year-old guests

Muir Lodge Motel

8.6/10 761 reviews Highly rated

2.0-star hotel

3930 Alhambra Ave, Martinez, CA 94553, USA

John Muir National Historic Site · 0.4 km · 5 min walk

  • Pool
  • Free WiFi
  • Air conditioning

Minimum check-in age: 18

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Parking: Wheelchair-accessible parking · Wheelchair-accessible van parking

Pets: Pets not allowed

Nearby

  • John Muir National Historic Site — 0.4 km, 5 min walk
  • University of California, Berkeley — 30.7 km, 26 min drive
  • Napa Valley Wine Train — 48.1 km, 45 min drive

From USD 127.00

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Super 8 by Wyndham Martinez allows check-in for 18 year-old guests

Super 8 by Wyndham Martinez

8.2/10 475 reviews

2.0-star hotel

4015 Alhambra Ave, Martinez, CA 94553, USA

John Muir National Historic Site · 0.3 km · 3 min walk

  • Free WiFi
  • Air conditioning

Minimum check-in age: 18

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Parking: Wheelchair-accessible parking · 2 on-site accessible parking spaces · Wheelchair-accessible van parking

Pets: Pets not allowed

Nearby

  • John Muir National Historic Site — 0.3 km, 3 min walk
  • University of California, Berkeley — 30.7 km, 26 min drive
  • Napa Valley Wine Train — 48.1 km, 45 min drive

From USD 108.00

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Best Western John Muir Inn allows check-in for 18 year-old guests

Best Western John Muir Inn

7.6/10 1,013 reviews

2.5-star hotel

445 Muir Station Rd, Martinez, CA 94553, USA

John Muir National Historic Site · 1.5 km · 18 min walk

  • Pool
  • Fitness center
  • Air conditioning

Minimum check-in age: 18

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Parking: Wheelchair-accessible parking · 4 on-site accessible parking spaces · Wheelchair-accessible van parking

Pets: Pets allowed (dogs and cats only, up to 80 lbs per pet)*

Nearby

  • John Muir National Historic Site — 1.5 km, 18 min walk
  • University of California, Berkeley — 30.7 km, 26 min drive
  • Napa Valley Wine Train — 48.7 km, 45 min drive

From USD 122.00

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Magnificent Martinez Studio allows check-in for 18 year-old guests

Magnificent Martinez Studio

3.5-star hotel

2910 Almond St, Martinez, CA 94553, USA

Six Flags Discovery Kingdom · 24.4 km · 22 min drive

  • Free WiFi
  • Free parking
  • Pet friendly

Minimum check-in age: 18

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Parking: Free self parking on site

Pets: Pets not allowed

Nearby

  • Six Flags Discovery Kingdom — 24.4 km, 22 min drive
  • University of California, Berkeley — 32.8 km, 29 min drive
  • Jack London Square — 41.8 km, 36 min drive
Check availability

Nearby Cities With 18+ Hotels

Concord 6 mi · 10 hotels
Vallejo 10 mi · 4 hotels
El Cerrito 12 mi · 5 hotels
Berkeley 12 mi · 8 hotels
Richmond 13 mi · 8 hotels
Emeryville 15 mi · 2 hotels
Oakland 15 mi · 8 hotels
Alameda 18 mi · 2 hotels
Fairfield 19 mi · 3 hotels
San Rafael 22 mi · 2 hotels
Napa 23 mi · 17 hotels
San Francisco 25 mi · 122 hotels
Los Angeles 339 mi · 132 hotels
San Diego 454 mi · 69 hotels

See all California cities with 18+ hotels

Martinez Hotel Check-In FAQ

Can you check into a hotel in Martinez at 18?

Yes. 4 hotels in Martinez list a minimum check-in age of 18 on Hotels.com. Policies can change, so confirm with the property before booking and bring a government-issued photo ID.

Can I check in without a credit card in Martinez?

Often, yes. Of the 4 hotels listed here, 4 accept debit cards and 4 accept cash, according to Hotels.com, including Muir Lodge Motel, Super 8 by Wyndham Martinez and Best Western John Muir Inn. Most hotels still hold a deposit for incidentals at check-in, so call ahead to confirm they will take it without a credit card.

What time is check-in at 18+ hotels in Martinez?

Check-in starts between 3 PM and 4 PM at the hotels listed here, most often at 3 PM (2 of 3). Check-out is usually at 11 AM.

Which 18+ hotel is closest to University of California, Berkeley?

Muir Lodge Motel is the closest of the hotels listed here, 19 mi away, followed by Super 8 by Wyndham Martinez (19 mi) and Best Western John Muir Inn (19 mi).

What is the cheapest hotel in Martinez for 18-year-olds?

Super 8 by Wyndham Martinez had the lowest observed starting price, from $108 per night when we checked in November 2026, against a median of $122 for the 3 hotels with a listed price. Prices change with dates: select your dates to see the current price on Hotels.com.