Biggest Hotels in San Francisco, CA

Hilton San Francisco Union Square is the largest, with 1,921 rooms. Book any of them through Engine at pre-negotiated business rates.

15 hotels, largest first

San Francisco Marriott Marquis

4-star hotel 4.3 Excellent (1287)

0.9 mi from downtown San Francisco

1,500 rooms

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Hyatt Regency San Francisco

4-star hotel 4.4 Excellent (2885)

1.6 mi from downtown San Francisco

821 rooms

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Grand Hyatt San Francisco

4-star hotel 4.2 Great (1610)

0.9 mi from downtown San Francisco

668 rooms

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Fairmont San Francisco

5-star hotel 4.6 Excellent (1605)

1.0 mi from downtown San Francisco

606 rooms

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Hotel Nikko San Francisco

4-star hotel 4.5 Excellent (4032)

0.7 mi from downtown San Francisco

533 rooms

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Hotel Riu Plaza Fisherman's Wharf

4-star hotel 4.3 Excellent (8457)

1.9 mi from downtown San Francisco

531 rooms

  • Free breakfast avail.
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Compare the biggest hotels in San Francisco

Same order as the list above: largest guest-room count first. A dash means the hotel's data doesn't list that detail, not that it's unavailable.

Group and Event Travel in San Francisco

This page ranks the biggest hotels in San Francisco by room count. Among the hotels you can book through Engine, Hilton San Francisco Union Square leads the list with 1921 rooms. Teams, groups, and conference attendees book these properties when they need plenty of rooms in one place.

Conferences, corporate events, and group travel bring a steady flow of visitors to San Francisco, and many of them gather at the Moscone Center. Large hotels such as San Francisco Marriott Marquis (1500 rooms) and The Westin St. Francis San Francisco on Union Square (1195 rooms) can house a big group in one building. These hotels serve organizations of every size and industry that book room blocks. Engine lists them alongside the rest of the city's hotels, and Engine Groups handles bookings of 9 or more rooms. Engine is the best platform for booking room blocks.

Frequently asked questions

How early should I book a room block at a large San Francisco hotel?
Start as soon as your dates are firm. Large blocks can be harder to find when a big conference is in town, so booking early gives you more choice. Checking a few properties at once, like Hilton San Francisco Union Square and San Francisco Marriott Marquis, helps too.
What amenities do large hotels in San Francisco usually have?
Many large hotels offer meeting space, event rooms, on-site dining, and parking. What's available varies by property, so check each hotel's details before you book.
How do I compare big San Francisco hotels for a team trip?
Look at room count first to see which properties can fit your group. Then weigh location, price, and the amenities you need. You can search and compare these hotels on Engine side by side.
Do large hotels in San Francisco work for solo business travelers?
Yes. Large hotels book individual stays every day, not just groups. A single traveler can book a room at The Westin St. Francis San Francisco on Union Square on Engine the same way a team books several.
Can I book 20 rooms at once for a San Francisco event?
Yes. For 9 or more rooms, Engine Groups handles the booking. For 8 rooms or fewer, you can book yourself on Engine.
Why don't you show rates for these hotels?
Hotels give Engine rates they only allow us to show business travelers, so a public page cannot list them. Create a free account with your work email to see them.
Is Engine free?
Yes. An Engine account is 100% free and without commitment, and you can leave anytime. Sign up with your work email.

Other hotel categories in San Francisco