The Best Hotels with a Pool in Union Square, CA from ₩190,941 in 2026

Q: What are some accommodations with pools in Union Square?

Handlery Union Square Hotel : Hotel steps from Union Square. Features a sauna, an outdoor pool, and complimentary wireless internet access. Parc 55 San Francisco - A Hilton Hotel : Hotel, 4-minute walk from Union Square. Provides 2 bars, an outdoor pool, and a snack bar/deli. Hilton San Francisco Union Square : Hotel, 3-minute walk from Union Square. Provides 2 restaurants, an indoor pool, and a sauna.

A cityscape with tall buildings, palm trees, and red double-decker buses.

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Our top choices for Union Square hotels with a pool

Outdoor pool, a heated pool, open 8 AM to 8 PM, sun loungers

Handlery Union Square Hotel

Union Square

Dive into a sun-soaked escape with the heated outdoor pool that's always open for fun.

₩322,923 total

includes taxes & fees

Jul 10 - Jul 11

Hotel Nikko San Francisco

Union Square

Dive into year-round swimming bliss with a pristine indoor pool at this luxury San Francisco hotel.

₩390,183 total

includes taxes & fees

Jul 30 - Jul 31

Hilton San Francisco Union Square

Union Square

Float in the sky-high outdoor pool surrounded by urban panoramas in the heart of San Francisco.

₩322,473 total

includes taxes & fees

Jul 31 - Aug 1

Marines Memorial Club & Hotel

Union Square

Indoor pool and fitness center enhance city stays in San Francisco's vibrant heart, near major landmarks.

₩300,370 total

includes taxes & fees

Jul 22 - Jul 23

Parc 55 San Francisco - A Hilton Hotel

Union Square

Discover a city oasis with access to a neighboring outdoor pool and downtown views.

₩286,450 total

includes taxes & fees

Aug 2 - Aug 3

The Marina Inn on San Francisco Bay

San Leandro

Soak up the sun at this bayfront hotel with a shimmering outdoor pool and hot tub sanctuary.

₩157,473 total

includes taxes & fees

Jul 9 - Jul 10

Hilton San Francisco Airport Bayfront

Bayfront

Splash into scenic surroundings at this bayfront hotel with extended pool hours and biking trails nearby.

₩222,559 total

includes taxes & fees

Jul 26 - Jul 27

Hotel Riu Plaza Fisherman's Wharf

Fisherman's Wharf

Splash into a sun-soaked haven at this San Francisco hotel, where the outdoor heated pool beckons with loungers and umbrellas.

₩331,497 total

includes taxes & fees

Jul 13 - Jul 14

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Choose what matters most at hotels with a pool in Union Square

Breakfast included

4 stars

Top Union Square Hotel Reviews

Hilton San Francisco Union Square

10/10 Excellent

"Even though I did not bring my fur babies, I always like "Pet Friendly" hotels. I met dogs from all over during my stay."

Hotel Triton Union Square San Francisco

10/10 Excellent

"Jay A. made our stay excellent! He was very welcoming & professional & helped us check in early, with giving recommendations in the area, always greeted us, & helped us with luggage holding as our flight was delayed. The hotel is a great central location close to a variety of transit options, safe, & comfortable stay. Would recommend & stay again"

Chancellor Hotel on Union Square

10/10 Excellent

"The hotel is in a great location. This is the second time we stayed at Hotel Chancellor. We enjoyed the friendly and very helpful staff. The rooms are clean and all the amenities. We loved also the coffee and cookies and the water/tea. Highly recommend, we will come back again."

Frequently asked questions

What's it like visiting Union Square?

If laying by the pool is your idea of the perfect getaway, you may want to consider lively Union Square, which has 7 places to stay with pools. While you're here, you can explore sights such as Oracle Park and Pier 39, and then take it easy poolside at one of the accommodations in Union Square that guests like for their pools.

What are some accommodations with pools in Union Square?

Handlery Union Square Hotel: Hotel steps from Union Square. Features a sauna, an outdoor pool, and complimentary wireless internet access. Parc 55 San Francisco - A Hilton Hotel: Hotel, 4-minute walk from Union Square. Provides 2 bars, an outdoor pool, and a snack bar/deli. Hilton San Francisco Union Square: Hotel, 3-minute walk from Union Square. Provides 2 restaurants, an indoor pool, and a sauna.

How many pool hotels will I be able to find in Union Square?

Expedia has 7 hotels in Union Square for your poolside break.

What is there to see and do in Union Square?

Explore places like Oracle Park, Pier 39, and San Francisco Bay while you're in the area. Make a point to visit attractions like Seal Rocks Beach and Golden Gate Park. Union Square appeals to visitors with its array of dining options, charming cafes, and major shopping area.

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