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Inn At Union Square

3.5 star property
Edwardian hotel with free breakfast and 24-hour front desk

Photo gallery for Inn At Union Square

Premium bedding, pillow-top beds, in-room safe, desk
Meeting facility
Suite (Spreckels) | Living area
Reception
32-inch flat-screen TV with cable channels, TV

Reviews

9.2 out of 10
Wonderful

Popular amenities

  • 24/7 front desk
  • Housekeeping
  • Free WiFi
  • Business services
The current price is NZ$286
includes taxes & fees
22 Aug - 23 Aug

Explore the area

View map
440 Post St, San Francisco, CA, 94102
  • Union Square
    ‪1 min walk‬
  • Moscone Convention Center
    ‪13 min walk‬
  • Oracle Park
    ‪3 min drive‬
  • San Francisco, CA (SFO-San Francisco Intl.)
    ‪18 min drive‬

Room options

View all photos for Superior Studio, 1 Queen Bed

Premium bedding, pillow-top beds, in-room safe, desk

Superior Studio, 1 Queen Bed

9.4 out of 10
Exceptional
(20 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 Queen Bed

View all photos for Suite (Spreckels)

Premium bedding, pillow-top beds, in-room safe, desk

Suite (Spreckels)

10.0 out of 10
Exceptional
(4 reviews)

Highlights

Fireplace
Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
  • Sleeps 2
  • 1 King Bed

View all photos for Superior Room, 1 King Bed, Accessible

Superior Room, 1 King Bed, Accessible

Superior Room, 1 King Bed, Accessible

9.4 out of 10
Exceptional
(12 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 King Bed

View all photos for Superior Room, 1 King Bed

Premium bedding, pillow-top beds, in-room safe, desk

Superior Room, 1 King Bed

9.6 out of 10
Exceptional
(34 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 King Bed

View all photos for Superior Studio, 1 King Bed

Premium bedding, pillow-top beds, in-room safe, desk

Superior Studio, 1 King Bed

9.6 out of 10
Exceptional
(11 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 King Bed

View all photos for Superior Suite, 1 King Bed

Premium bedding, pillow-top beds, in-room safe, desk

Superior Suite, 1 King Bed

9.8 out of 10
Exceptional
(12 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 King Bed

View all photos for Superior Room, 1 Queen Bed

Premium bedding, pillow-top beds, in-room safe, desk

Superior Room, 1 Queen Bed

9.2 out of 10
Wonderful
(117 reviews)

Highlights

Mini-fridge
Flat-screen TV
Hypo-allergenic bedding
Premium bedding
Pillow-top bed
Blackout curtains
Bathrobes
Designer toiletries
  • Sleeps 2
  • 1 Queen Bed

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About the area

San Francisco

Inn At Union Square places you steps from Union Square and within a 15-minute stroll of Moscone Convention Center. Highlights at this boutique hotel include free continental breakfast. .This smoke-free hotel offers free WiFi in public areas, a 24-hour front desk and a lift. Additionally, you'll find a banquet hall. Each morning free breakfast is served. .Within a 20-minute walk of this 3.5-property class Union Square hotel, attractions include San Francisco Museum of Modern Art and Embarcadero Center.

What's nearby

  • Union Square - 1 min walk - 0.0 km
  • Moscone Convention Center - 13 min walk - 1.1 km
  • Oracle Park - 3 min drive - 2.5 km
  • Lombard Street - 3 min drive - 2.2 km
  • Pier 39 - 3 min drive - 2.9 km

Getting around

  • Powell St & Post St Stop - 1 min walk
  • San Francisco Station - 2 min drive
  • San Francisco International Airport (SFO) - 30 min drive

Restaurants

  • ‪Golden Gate Tap Room - ‬2 min walk
  • ‪Pacific Cocktail Haven - ‬3 min walk
  • ‪Shelton Theater - ‬2 min walk
  • ‪7-Eleven - ‬2 min walk
  • The Parthenon

About this property

Inn At Union Square

Edwardian hotel with free breakfast and 24-hour front desk
Free breakfast is available daily. WiFi is free in public spaces.

This 3.5-star San Francisco hotel is smoke free.

  • 1 building
  • 30 guestrooms or units
  • 6 levels
  • Continental breakfast (free)
  • Front desk (24 hours)
  • Lift
  • No smoking on site
  • 1 conference room
Inn At Union Square offers 30 accommodations with laptop-compatible safes and coffee/tea makers. Pillowtop beds feature premium bedding. 32-inch flat-screen televisions come with premium cable channels. Bathrooms include a shower, bathrobes, designer toiletries and complimentary toiletries.

This San Francisco hotel provides complimentary wireless Internet access, with a speed of 100+ Mbps (good for 1–2 people or up to 6 devices). Business-friendly amenities include desks and telephones. Additionally, rooms include a hairdryer and an iron/ironing board. Hypo-allergenic bedding, change of towels and change of bedsheets can be requested. Housekeeping is provided on a daily basis.

Languages

English

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Property amenities

Internet

  • Available in all rooms: Free WiFi
  • In-room WiFi speed: 100+ Mbps (good for 1–2 people or up to 6 devices)
  • Available in some public areas: Free WiFi

Food and drink

  • Free continental breakfast available daily 8:00 AM to 11:00 AM

Family friendly

  • Mini-fridge

Conveniences

  • 24-hour front desk

Guest services

  • Change of bedsheets (on request)
  • Change of towels on request
  • Housekeeping (daily)
  • Proposal/romance packages

Business services

  • Meeting room

Accessibility

  • If you have requests for specific accessibility needs, please contact the property using the information on the reservation confirmation received after booking.
  • Braille/raised signage
  • Grab bar in shower
  • Lift
  • Low-height bed
  • Wheelchair accessibility
  • Wheelchair accessible (may have limitations)
  • Wheelchair-accessible path of travel

More

  • 1 building
  • 6 floors
  • Banquet hall
  • Edwardian architecture
  • Smoke-free property

Room amenities

Bedroom

  • Blackout drapes
  • Hypo-allergenic bedding
  • Pillowtop mattress
  • Premium bedding

Bathroom

  • Designer toiletries
  • Dressing gowns
  • Hair dryer
  • Private bathroom
  • Shower
  • Toothbrush and toothpaste (on request)
  • Towels provided

Entertainment

  • 32-inch flat-screen TV with premium cable channels

Food and drink

  • Coffee/tea maker
  • Mini-fridge

More

  • Desk
  • Iron/ironing board
  • Laptop-compatible safe
  • Phone

Policies

Check-in

Check-in start time: 4:00 PM; check-in end time: 11:00 PM
Early check-in subject to availability
Early check-in is available for a fee
Contactless check-in and check-out are available
Late check-in subject to availability
Minimum check-in age - 18

Check-out

Check-out before 11:00 AM
Contactless check-out
Late check-out subject to availability
A late check-out fee will be charged

Special check-in instructions

Front desk staff will greet guests on arrival at the property
If you are planning to arrive after noon please contact the property in advance using the information on the booking confirmation

Access methods

Staffed front desk

Pets

  • No pets allowed, but service animals are welcome

Children and extra beds

  • Children are welcome.
  • Rollaway/extra beds are not available.
  • Cots (infant beds) are not available.

Payment types

Important information

Fees

Guests will be asked to pay the following charges at the property:

  • Deposit: USD 200 per accommodation, per stay
  • Resort fee: USD 25 per accommodation, per night
The resort fee includes:
  • Faxes
  • Housekeeping
  • In-room coffee
  • In-room safe
  • Phone calls

We've listed all charges provided to us by the property.

Optional extras

The fees and deposits listed below will be charged at the time of service, check-in, or check-out.

  • Early check-in is available for a fee (subject to availability)
  • Late check-out is available for a fee (subject to availability)

This may not be a comprehensive list. Fees and deposits are subject to change and might not include tax.

You need to know

Extra-person charges may apply and vary depending on property policy
Government-issued photo identification and a credit card may be required at check-in for incidental charges
Special requests are subject to availability upon check-in and may incur additional charges; special requests cannot be guaranteed
The name on the credit card used at check-in to pay for incidentals must be the primary name on the guestroom reservation
This property accepts credit cards; cash is not accepted
Cashless transactions are available
Safety features at this property include a carbon monoxide detector, a fire extinguisher, a smoke detector and a security system
Charges for extra guests may apply and vary according to property policy.
A credit card for incidental charges and government-issued photo identification may be required upon check-in.
Special requests are subject to availability at the time of check-in. Special requests can't be guaranteed and may incur additional charges.
    This property is managed by a professional host. The provision of housing is linked to their trade, business or profession. The name on the credit card used at check-in to pay for incidentals must be the primary name on the guest room reservation. This property accepts Visa, Mastercard, American Express, Discover and Eurocard. Cash is not accepted. 
    For guests' safety, the property includes a carbon monoxide detector, a fire extinguisher, a smoke detector and a security system in all accommodation. Cashless payment methods are available for all transactions.

Property is also known as

Inn Union Square
Union Square Inn
The Inn At Union Square Hotel San Francisco
Inn Union Square Greystone Hotel San Francisco
Inn Union Square Greystone Hotel
Union Square Greystone San Francisco
Inn At Union Square Hotel
Inn At Union Square San Francisco
Inn At Union Square A Greystone Hotel
Inn At Union Square Hotel San Francisco

Frequently asked questions

What is the cancellation policy at Inn At Union Square?

Inn At Union Square offers free cancellation on select room rates. Check out the cancellation policy for more info.

How much does it cost to stay at Inn At Union Square?

As of 16 Aug 2025, prices found for a 1-night stay for 2 adults at Inn At Union Square on 22 Aug 2025 start from NZ$243.55, including taxes and fees. This price is based on the lowest nightly price found in the last 24 hours for stays in the next 30 days. Prices are subject to change. Choose your dates for more accurate prices.

Are there any beaches close to Inn At Union Square?

The closest beach to Inn At Union Square is Ocean Beach (9.4 km).

What makes Inn At Union Square a romantic place to stay?

Romance packages, plus pillowtop beds in the guestrooms, help set the scene for a romantic weekend at Inn At Union Square.

Does Inn At Union Square serve breakfast?

Yep, our travelers give high marks to the free continental breakfast here! Available daily from 8:00 AM to 11:00 AM, this is the perfect place to fuel up for a day of adventure.

Is there a free airport shuttle available at Inn At Union Square?

No, Inn At Union Square does not offer an airport shuttle service.

What time are check-in & check-out at Inn At Union Square?

Check-in begins at 4:00 PM. Check-out time is 11:00 AM.

Are pets allowed at Inn At Union Square?

No, only service animals are allowed.

Inn At Union Square Reviews

Reviews

9.2

Wonderful

Rating 10 - Excellent. 741 out of 1001 reviews
Rating 8 - Good. 171 out of 1001 reviews
Rating 6 - Okay. 52 out of 1001 reviews
Rating 4 - Poor. 19 out of 1001 reviews
Rating 2 - Terrible. 18 out of 1001 reviews

9.6/10

Cleanliness

9.4/10

Staff & service

8.6/10

Amenities

9.2/10

Property conditions & facilities

9.0/10

Eco-friendliness

Reviews

10/10 Excellent

Sophie

Travelled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great place to stay!
Stayed 5 nights in May 2025

10/10 Excellent

Justin

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Thank you for a wonderful stay

We enjoyed our stay and look forward to returning on our next stay in San Francisco. Everyone that works here is amazing and so nice.
Stayed 1 night in May 2025

10/10 Excellent

bernt erik

Liked: Cleanliness, staff & service, property conditions & facilities
Great!
Stayed 1 night in Apr 2025

10/10 Excellent

JEONGHOON

Stayed 1 night in May 2025

4/10 Poor

Belal

Travelled with partner
Liked: Staff & service
Disliked: Cleanliness, amenities
The property is just old. Looks a little bit haunted. The continental breakfast is bagels and pastries. No ac the room was hot and only a fan to cool it.
Stayed 2 nights in May 2025

10/10 Excellent

Leonard

Liked: Cleanliness
Very comfortable & super location
Stayed 1 night in May 2025

10/10 Excellent

helene

Business traveller
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great staff and great location
Stayed 1 night in Apr 2025

8/10 Good

Denise

Stayed 2 nights in Apr 2025

10/10 Excellent

Christopher

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in May 2025

8/10 Good

Franz

Liked: Cleanliness, staff & service, property conditions & facilities
Good hotel but limited street access
Stayed 1 night in Apr 2025

10/10 Excellent

Jennifer, Sacramento

Travelled with partner
Liked: Cleanliness, amenities
I love this hotel. The rooms are large. Quiet considering where it is located. Very nice staff. Great continental breakfast.
Stayed 1 night in Apr 2025

10/10 Excellent

Michael, Las Vegas

Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Very nice hotel steps away from Union Square. Staff was very friendly and helpful.
Stayed 3 nights in Apr 2025

10/10 Excellent

Sewon

Stayed 3 nights in Apr 2025

10/10 Excellent

Xavier

Liked: Cleanliness, staff & service, property conditions & facilities
.
Stayed 2 nights in Apr 2025

10/10 Excellent

Saurabh

Stayed 1 night in Mar 2025

10/10 Excellent

Midhuna

Liked: Cleanliness
Stayed 1 night in Apr 2025

10/10 Excellent

Jennifer, Palos Verdes Estates

Business traveller
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Friendly staff cute property
Stayed 1 night in Apr 2025

10/10 Excellent

Nicole

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort

Cute hotel

Super cute hotel! It’s a small hotel and no on site parking but for a couple of adults it was perfect for us
Stayed 2 nights in Apr 2025

10/10 Excellent

Bob

Liked: Cleanliness, property conditions & facilities, room comfort
Great place to stay...great location. Charming place...just what we needed.
Stayed 1 night in Apr 2025

10/10 Excellent

Michael

Travelled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
Great spot def recommend!
Stayed 1 night in Apr 2025

10/10 Excellent

Verified traveller

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Very pleasant hotel with a great location.
Stayed 1 night in Apr 2025

10/10 Excellent

Nicole

Travelled with partner
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
No parking on site but they work with a close by 24/7 parking garage
Stayed 2 nights in Apr 2025

10/10 Excellent

Eddie

Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Stayed 1 night in Apr 2025

10/10 Excellent

Jenifer

Travelled with family
Liked: Cleanliness, staff & service, amenities, property conditions & facilities
The Inn at Union Square is a gem! Conveniently located, well maintained, and very accommodating staff. Room and bathroom were spotless, and the bed was comfortable. The size of the room is just right especially if you’re spending most of your time out and about. Would highly recommend.
Stayed 3 nights in Apr 2025

4/10 Poor

Hans

Stayed 2 nights in Mar 2025