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

Find Adults Only Resorts & Hotels in Union Square, CA from $140

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Check availability on Union Square Adults Only Resorts & Hotels

Our top choices for Union Square adults-only hotels

North Bay Inn

North Bay Inn
2.0 star property
Canal
7.8 out of 10, Good, (965 reviews)
"It’s a great place to stay! Nice big bed, it’s got a table, tv, mini fridge with a microwave and a nice shower, front desk lady is really nice. Oh and there’s free parking."
United States
Aleksandr
$125 nightly
The price is $140
Aug 16 - Aug 17
Total with taxes and fees
North Bay Inn

The Monte Cristo

The Monte Cristo
3.0 star property
Western Addition
9.6 out of 10, Exceptional, (490 reviews)
"Excellent service, wonderful amenities. You can’t go wrong staying here!"
United States
Joseph
$259 nightly
The price is $305
Jul 20 - Jul 21
Total with taxes and fees
The Monte Cristo
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.

Find out more about Union Square

Discover top Union Square attractions

Union Square is a vibrant hub filled with attractions that cater to both adventure seekers and families alike. Start your day at the iconic Union Square Park, where the lush greenery and public art installations provide a perfect backdrop for a leisurely stroll or a family picnic. Just steps away, shopaholics will delight in the array of flagship stores and boutique shops that line the square, offering everything from high-end fashion to unique local crafts. For those who appreciate the arts, the nearby San Francisco Museum of Modern Art boasts an impressive collection and frequently hosts engaging exhibitions that will inspire creativity in visitors of all ages. As the sun sets, the area transforms with a lively dining scene; try the diverse eateries ranging from gourmet food trucks to upscale restaurants, ensuring every palate is satisfied. And when it comes to accommodations, Union Square offers hotels that prioritize comfort and quality service, featuring luxurious amenities such as rooftop pools with stunning skyline views and on-site spas for ultimate relaxation. Here, attentive staff are dedicated to making your stay memorable, providing personalized recommendations and ensuring that every detail of your visit is taken care of. Experience the excitement of Union Square, where convenience meets sophistication, making it a fantastic base for your travels.

Find the best adults only resorts & hotels in Union Square

For travelers seeking a serene escape in the heart of Union Square, San Francisco, these adult-only hotels offer a perfect retreat, ensuring a peaceful atmosphere tailored for relaxation and romance.

WorldMark San Francisco

  • Why it's great for an adults only getaway: WorldMark San Francisco is an ideal sanctuary for couples, with a strong review rating of 8.6. This hotel prioritizes a peaceful stay, featuring an adults-only policy that ensures a serene environment for guests. The hotel boasts inviting amenities such as charming balconies and patios, perfect for enjoying the views in a tranquil setting.
  • Other amenities: Guests can cozy up by the fireplace, take advantage of fitness facilities for a refreshing workout, and enjoy personalized services through the concierge. The hotel’s deck area provides a lovely space for relaxation, further enhancing the adult-only experience. Whether unwinding in the comfort of your room or exploring the vibrant surroundings, this hotel caters to a sophisticated adult getaway in the bustling city.
  • Neighborhood: Union Square
  • Nearby attractions: Palace Hotel - 0.42 miles, Union Square - 0.29 miles, Embarcadero Center - 0.7 miles

Top Union Square Hotel Reviews

Frequently asked questions

How can I find cheap adults-only hotels in Union Square?
The simplest way to locate cheap adults-only hotels in Union Square is with Expedia's easy-to-use filter tool. Narrow down your search by star rating, amenities and budget to nab unbeatable prices in a few clicks. You can also sort the price from lowest to highest to find the most affordable stay.
From what age can you stay in an adult-only hotel in Union Square?
Adult-only hotels and resorts in Union Square generally have an age restriction of 16, 18 or 21. As regulations may vary, always check the rules of the property you're interested in for accurate information. Whether you're organizing a vacation with friends or a romantic weekend escape with your sweetheart, Expedia can help you find an ideal adult-only stay.
Are all adult-only resorts all-inclusive in Union Square?
To see if there are Union Square stays that have just about all you require, use our handy "all-inclusive" filter. Then browse resorts or hotels marked as "adults only." Consider bundling your hotel and flight into a vacation package for a dream trip that's the whole enchilada. Our all-inclusive adult-only resorts are an ideal way to recharge your batteries. With activities, meals and drinks typically part of the room rate, you'll enjoy all of the perks and none of the boisterous kids.
Why book your adults-only hotel in Union Square with Expedia?
Offering affordable prices and an impressive range of properties, Expedia makes it simple to find an adults-only hotel in Union Square. Go all out and splurge on a high-end resort or use our search filters to locate a budget-friendly stay. From the moment you decide on your travel dates to when you secure a place that checks your boxes, Expedia is there every step of the way.
When is the best time to stay at an adult-only all-inclusive resort in Union Square?
Factors such as your budget, the weather and personal travel style will help determine a good time to stay at an adult-only all-inclusive resort in Union Square. Peak season typically includes higher prices and bigger crowds, but plenty of excitement. If you'd rather steer clear of the masses, low season is quieter and more economical. Don't want the weather to rain on your parade? Do some research into temperatures and conditions before you go. Whatever time of year you choose, Expedia will help you find an adult-only resort or hotel that's an ideal match.
Can I cancel or change my adult-only resort booking?
You can change or cancel your booking, but check the fine print in your itinerary or visit Expedia's Trips portal to discover what rules apply. Whether you'll be charged a fee depends on the type of adult-only hotel or resort booking you made. Haven't locked in your Union Square stay yet? Search for adult-only properties that allow a full refund — because even great plans can go south!

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