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Inn At Union Square

3.5 star property
VIP Access

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Photo gallery for Inn At Union Square

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

Explore the area

View in a 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
VIP Access
Curated for quality and service, VIP Access stays consistently receive our highest guest ratings.
  • Expect exceptional service
  • Extra savings and perks for BONUS+ members
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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
(21 reviews)
  • 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)
  • Sleeps 2
  • 1 King Bed

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

Superior Room, 1 King Bed, Accessible | Premium bedding, pillow-top beds, in-room safe, desk

Superior Room, 1 King Bed, Accessible

9.4 out of 10
Exceptional
(12 reviews)
  • 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
(35 reviews)
  • 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

9.4 out of 10
Exceptional
(12 reviews)
  • 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)
  • 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)
  • Sleeps 2
  • 1 Queen Bed

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About this property

Inn At Union Square

Edwardian hotel with free breakfast and 24-hour front desk
This smoke-free hotel features a meeting room, a 24-hour front desk and free breakfast. WiFi in public areas is free. Other amenities include a banquet hall. Change of towels is available on request
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.

The recreational activities listed below are available either on-site or nearby; fees may apply.
The free breakfast at Inn At Union Square gets good marks from our customers. During your stay, you're just a quick walk from Union Square. Features include free WiFi in public areas and a meeting room.
  • Free continental breakfast served daily
  • Free Wi-Fi (speed: 100+ Mbps (good for 1–2 people or up to 6 devices))
  • Amenities include a meeting room and a lift
  • Guests really like the accommodation for the overall comfort, comfy beds and cleanliness
  • Steps from Union Square and 15 minutes on foot from Moscone Convention Center
Free breakfast is available daily. WiFi is free in public spaces.

This 3.5-star San Francisco hotel is smoke free.

Guests are served a free continental breakfast daily from 8:00 AM to 11:00 AM.

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 at the property

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

This property is managed by a professional host. The provision of housing is linked to their trade, business or profession.
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
Guests arriving after noon must make advance arrangements by contacting the property using the information on the booking confirmation. Front desk staff will greet guests on arrival at the property.

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

Inn At Union Square Reviews

Reviews

9.2

Wonderful

Rating 10 - Excellent. 742 out of 1007 reviews
Rating 8 - Good. 173 out of 1007 reviews
Rating 6 - Okay. 54 out of 1007 reviews
Rating 4 - Poor. 20 out of 1007 reviews
Rating 2 - Terrible. 18 out of 1007 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

Patrick

Stayed 2 nights in May 2025

10/10 Excellent

Yuko

Travelled with family
Liked: Cleanliness, staff & service, property conditions & facilities, room comfort
Great location. So many eats in walking distance. Older renovated building. Clean and comfy.
Stayed 1 night in May 2025

10/10 Excellent

Samuel

Stayed 3 nights in May 2025

10/10 Excellent

Rachel

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

8/10 Good

ABD ALMONEM

Liked: Staff & service, amenities, property conditions & facilities
I like being close to everything
Stayed 5 nights in May 2025

10/10 Excellent

Lisa

Travelled with family
Liked: Cleanliness, amenities, property conditions & facilities
Clean, safe, quiet. Perfect for our trip
Stayed 2 nights in May 2025

10/10 Excellent

Irene

Travelled with partner
Liked: Cleanliness, staff & service, amenities
Esly was very nice. She helped me several times when I called. Check in was smooth. We spent the day walking and taking Lyft over town and returned to the hotel to take a nice hot shower. Lovely.
Stayed 1 night in May 2025

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