3173 21st Street, San Francisco, CA

$1,695,000

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7

Beds

2,350

Square feet

0.05

Acres

About 3173 21st Street

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.

Features of 3173 21st Street

MLS® # 426130705
Price $1,695,000
Bedrooms 7
Square Footage 2,350
Acres 0.05
Year Built 1900
Type Residential Income
Sub-Type Mixed Use
Status Active

Community Information

Address 3173 21st Street
Area SF District 9
Subdivision Inner Mission
City San Francisco
County San Francisco
State CA
Zip Code 94110

Amenities

Is Waterfront No
Has Pool No

Interior

Fireplace No
Has Basement Yes
Basement Other

Exterior

Lot Description Shape Regular
Roof Asphalt, Spanish Tile
Foundation Concrete

Additional Information

Date Listed May 13th, 2026

Listing Details

AgentCris Lamas
OfficeUrban Capital SF

Listing Map

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