3173 21st Street, San Francisco, CA 94110

Local realty services provided by:CENTURY 21 Baldini Real Estate, Inc.
3173 21st Street,San Francisco, CA 94110
$1,750,000
  • 7 Beds
  • - Baths
  • 2,350 sq. ft.
  • Multi-family
  • Active
Listed by: cris lamas, wyatt cendak
Office: urban capital sf
MLS#:426130705
Source:CABCREIS

Price summary

  • Price:$1,750,000
  • Price per sq. ft.:$744.68

About this home

3173-3173A 21st Street is a 4-unit property featuring 3 residential apartments (1) 1-bedroom 1-bath plus den unit, (1) 2-bedroom 1-bath and one (1) spacious 4-bedroom, 2-bath unitalongside an ADAcompliant ground-floor commercial space that is being operated as a hair salon and is leased at $2,799.00 per month on a 3-year lease that was signed in October 2025. There's a shovel-ready 1-bedroom ADU on the ground floor that awaits finishing by a future owner, offering additional income potential once completed. With the existing units brought up to market rents and the ADU finished, there is approximately 60% upside in the current rent roll. With separate individual water meters, new 400 amp electrical service, the property benefits from extremely efficient operating expenses, making this an attractive opportunity for an investor seeking both stable income and growth potential.

Contact an agent

contact an agent

Yes, I would like more information. Please use and/or share my information with an independent agent affiliated with the CENTURY 21®  brand to contact me about my real estate needs. By clicking Send message, I request to be contacted by phone or text message and consent to being contacted by automated means. I understand that my consent to receive calls or texts is not a condition of purchasing any property, goods, or services. Alternatively, I understand that I can access real estate services by email or I can contact the agent myself.

If an independent agent affiliated with the CENTURY 21®  brand is not available in the area where I need assistance, I agree to be contacted by a real estate agent affiliated with another brand owned or licensed by Anywhere Real Estate (BHGRE® , Coldwell Banker® , Corcoran® , ERA® , Sotheby's International Realty® ).
 I acknowledge that I have read and agree to theTerms of useandPrivacy notice

Home facts

  • Year built:1900
  • Listing ID #:426130705
  • Added:1 day(s) ago
  • Updated:May 15, 2026 at 02:51 PM

Rooms and interior

  • Bedrooms:7
  • Rooms Total:13
  • Living area:2,350 sq. ft.

Structure and exterior

  • Roof:Asphalt, Spanish Tile
  • Year built:1900
  • Building area:2,350 sq. ft.
  • Lot area:0.05 Acres
  • Lot Features:Shape Regular
  • Foundation Description:Concrete

Finances and disclosures

  • Price:$1,750,000
  • Price per sq. ft.:$744.68

Features and amenities

  • Laundry features:Common Area
The information being provided by San Francisco Association of REALTORS is for the consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing. Any information relating to real estate for sale referenced on this web site comes from the Internet Data Exchange (IDX) program of the San Francisco Association of REALTORS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. The accuracy of all information, regardless of source, including but not limited to open house information, square footages and lot sizes, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals. The data contained herein is copyrighted by San Francisco Association of REALTORS and is protected by all applicable copyright laws. Any unauthorized dissemination of this information is in violation of copyright laws and is strictly prohibited.