Cheap Apartments for Rent in the Union Square Neighborhood of San Francisco, CA from $700 (16 Rentals)

How Many Bedrooms?Done
Select your price rangeDone
Lifestyle Matching SearchDone
By AmenitiesDone
By Community TypeDone
Features and AvailabilityDone
Done

Search the lowest-cost Apartments available for rent right now in the Union Square area of San Francisco.

Roommate Matching: Finding the Right Fit and Avoiding Pitfalls

When searching for a roommate, follow this list of essential steps and set clear expectations to create a solid foundation for a harmonious living situation.

close
View Me
513-519 Bush St
Studio Apartments

513-519 Bush St

513-519 Bush StSan Francisco, CA 94108
  • Utilities Included

The Art of the Rental Viewing: What to look for during a property tour

Touring a rental? This guide helps you know exactly what to look for, from safety features to hidden flaws, so you can confidently sign your lease or keep searching.

close
View Me
McAlpin Building
Studio to 1 Bedroom Apartments

McAlpin Building

427-439 Stockton StSan Francisco, CA 94108
  • Utilities Included
close
View Me
57 Taylor
Studio to 1 Bedroom Apartments

57 Taylor

39-57 Taylor StSan Francisco, CA 94102
close
View Me
1055 Mason
Studio Apartments

1055 Mason

1055 Mason StSan Francisco, CA 94108

Smart Renter's Guide: Calculating Affordable Rent & Housing Costs

Wondering how to determine your rental budget? This comprehensive guide covers everything from the 30% rule to hidden fees and effective budgeting strategies.

close
View Me
626 Powell
Studio Apartments

626 Powell

626 Powell StSan Francisco, CA 94108
close
View Me
124 Mason
Studio Apartments

124 Mason

120-124 Mason StSan Francisco, CA 94102
close
View Me
OSM Trade Street
Studio Apartments

OSM Trade Street

225 Taylor StSan Francisco, CA 94102
  • Utilities Included
close
View Me
Low Apartments
1 Bedroom Apartments

Low Apartments

1060 Powell StSan Francisco, CA 94108

Cheapest Available Union Square Apartments for Rent

 

The cheapest available apartment rental in the Union Square area of San Francisco, CA is a 1 Bed unit found at FOUND Study San Francisco priced from $700. 229 Ellis has the second lowest priced unit, which is a Studio apartment currently listed from $1,350. Here are the most affordable Union Square apartments for rent in San Francisco, CA:

Apartment ListingModel NameBed/BathPriced From
FOUND Study San FranciscoDouble1BR,1BA$700
229 EllisSmall RoomStudio,1BA$1,350
Yerba Buena CommonsStudioStudio,1BA$1,495
57 TaylorStudio 1 BathStudio,1BA$1,625
Ehern Apartments1BR/1.0BA1BR,1BA$2,275

Best Value Apartments for Rent in Union Square, CA

As of June 09, 2025 the best value apartment in the Union Square area is the $5.54 price per square foot Plan Skyline Davidson Penthouse Model at 500 Folsom in the in the South Of Market neighborhood starting from $6,437. The second greatest value Union Square apartment is the 2 Bed 1 Bath Model at 795 Pine starting at $4,245 with a $5.96 price per square foot in the South Of Market neighborhood. Here is today’s list of the best values for Union Square apartments based on price per square foot:

Apartment ListingModel NameBed/BathPrice Per Sq.Ft.
500 FolsomPlan Skyline Davidson Penthouse2BR,2BA$5.54
795 Pine2 Bed 1 Bath2BR,1BA$5.96
SoMa Square1 Bedroom B1BR,1BA$4.79
JasperSP-18Studio ,1BA$6.30
665 PineStudio 1 BathStudio ,1BA$4.73
737 PineStudio 1 BathStudio ,1BA$5.26
655 Powell1 Bed 1 Bath1BR,1BA$6.40
57 Taylor1 Bed 1 Bath1BR,1BA$5.89
Yerba Buena CommonsStudioStudio ,1BA$4.79
FOUND Study San FranciscoPrivate Room1BR,1BA$5.83

Getting Around the Union Square Neighborhood in San Francisco, CA

Walk Score®

100 / 100

Walker’s Paradise

Daily errands do not require a car

Bike Score®

85 / 100

Very Bikeable

Biking is convenient for most trips

Transit Score®

100 / 100

Rider’s Paradise

World-class public transportation

Frequently Asked Questions about Cheap Union Square Apartments

What is a cheap apartment in Union Square?

A cheap apartment is any apartment up to the 30% percentile of cost for the area, which in Union Square is under $2,995.

What is the price of a cheap apartment in Union Square?

The cheapest apartment in Union Square is FOUND Study San Francisco which is listed at $700, while the average apartment in Union Square costs $5,838.

What types of apartments are the cheapest in Union Square?

Student, low-income, and by-the-bed apartments are typically the cheapest rentals in most cities, though they require qualifying criteria to rent. There are 6 regular apartments in Union Square that we think qualify as ‘cheap apartments’ that do not have special requirements to apply to rent.

Expert Rental Resources

Helpful Apartment Articles, How-To's and Tips

The rental experts at ApartmentHomeLiving.com provide you with top advice, tools, and tips for understanding the leasing process and finding the perfect rental. Here are a few helpful rental and leasing articles from our experts to guide you on your search.

decorative image for A San Francisco Local Expert’s Guide to the Top Budget-Friendly Bay Area Neighborhoods to Rent article

A San Francisco Local Expert’s Guide to the Top Budget-Friendly Bay Area Neighborhoods to Rent

Written by: Shannon Hilson

If you’re anything like me, the thought of San Francisco is synonymous with concepts like creativity, character, and quirky local style.

decorative image for The Art of the Rental Viewing: What to look for during a property tour article

The Art of the Rental Viewing: What to look for during a property tour

Written by: Marie Brown

You’ve scrolled through countless listings, walked through a blur of rentals, and finally found what feels like the one. The pictures? Fantastic. The neighborhood seems just right.

decorative image for Know Your Budget: Calculating What You Can Realistically Afford When Renting article

Know Your Budget: Calculating What You Can Realistically Afford When Renting

Written by: Lauren Harrington

Renting an apartment or house isn’t just about looking through online ads, choosing a few apartments or homes you want to tour, filling out an application, and putting down a deposit. Those things are all necessary and important.

decorative image for The Freedom of Short-Term Leases: Exploring the Advantages for Renters article

The Freedom of Short-Term Leases: Exploring the Advantages for Renters

Written by: Bobbi Jackson

If you’re looking to relocate right now, a popular solution that may best fit your current rental needs is a short-term lease.