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Updated Duplex with Roof Deck

256 Mullen Avenue San Francisco, CA 94110

Claim this Listing
For Sale
$1,795,000

MULTI_FAMILY - San Francisco, CA

Property size:
2,773 SF
Lot size:
0.04 Acres
Price / SF:
$647.31/SF
Added:
Apr 15, 2026
Days on Market:
91
Last Refresh:
Jul 14 at 12:06 pm

Property Features for 256 Mullen Avenue

General Information

Property type
Residential Multi Family
Property subtype
Other
Bedrooms
4
Bathrooms
3
Rooms
Bedroom 3, Bedroom 2, Bathroom 2, Bathroom 1, Bathroom 3, Bedroom 1, Bedroom 4
Parking
2
Parking features
Side By Side
Standard status
Active
APN
5537025
Size
2,773 SF
Lot size
0.04 Acres

Building Details

Year built
1908
Number of units
2

Listing agent Ryan Richard Lenox

Listing office Compass 891 Beach St., Beverly Hills, CA

Listing date Apr 15, 2026

MLS# 426143212 Listing URL

Copyright © 2026 San Francisco Association of REALTORS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.


Investment Insights

Based on property information with market context.

This updated duplex includes two 2-bedroom, 1-bath units configured for owner occupancy with rental income. The three-floor owner’s unit features a private roof deck, an eat-in kitchen, and a rear patio for grilling and gardening. A flexible bonus space is accessed by a private entrance and includes a full bathroom and laundry. The front unit retains Victorian-era character with original hardwoods, ceiling rosettes, and decorative moldings, and has been updated with a remodeled kitchen and bathroom. A formal dining room and downtown/valley views are included, along with laundry support in the building’s laundry rooms. Additional improvements include updated water heaters, solar, ample storage, and a two-car garage with an EV charger.

The property sits on Bernal Heights’ north slope on a tree-lined block. Access to freeways and transit is described as easy, and the listing notes proximity to Precita Park, Bernal Heights Park, and the Bernal Heights Dog Park.

For buyers seeking a turnkey owner-occupant arrangement, the layout supports separate living and rental functions, with a bonus space that can be used flexibly within the owner’s unit. The front unit is currently leased at market rate, providing ongoing income while the owner’s residence offers dedicated outdoor space and private entry to the bonus area.

Key Highlights

  • Updated duplex on Bernal Heights' North Slope with an owner unit plus a separate leased front unit
  • 3‑floor owner’s unit (2 bed/1 bath) includes private roof deck and rear patio for grilling/gardening
  • Owner’s unit bonus space with private entrance, full bathroom, and laundry

Local Financial Insights For Multifamily LT 5

Simulate Cap Rate and NOI

NOI Build-Up
Vacancy
income lost from leasable area expected to sit empty during the year — subtracted from gross rent.
EGI (Effective Gross Income)
gross rent minus vacancy losses — the realistic income before paying operating costs.
OpEx (Operating Expenses)
recurring costs to operate the property (property tax, insurance, utilities, maintenance, management) — excludes financing and capital improvements.
NOI (Net Operating Income)
income a property generates after operating costs but before financing and taxes.

Component $ $/SF
Gross rent $141.4k $51.00
− Vacancy −$8.5k −$3.05
EGI $133.0k $47.95
− OpEx −$39.9k −$14.39
NOI $93.1k $33.57
2,773 SF · lease $51.00/SF/yr · vacancy 5.98% · expense 30.00%

Alternative Uses

Best Use
Multifamily LT 5
$1.33M
$1.16M – $1.55M (±1% cap)
NOI $93,076 @ 7.0% cap · market cap 5.19%
Second Best
Apartment 5plus
$1.22M
$1.07M – $1.43M (±1% cap)
NOI $85,744 @ 7.0% cap · market cap 4.78%
Theoretical Best
Specialty Retail
$13.54M
$11.85M – $15.80M (±1% cap)
NOI $948,148 @ 7.0% cap · market cap 52.82%
Zoning and permitted uses should be independently verified with local authorities.

Property Analytics

Property Profile Location Intelligence

Current Use by Public Records

Duplexes

Suggested Use

Law Firm Skin Care Clinic Real Estate Agency Grocery & Convenience Store Cosmetic Store Accounting Firm Pet Grooming Service (Bike/Boat/Book/etc) Store (Bike/Boat/Book/etc) Store Veterinary Clinic

Zoning and permitted uses should be independently verified with local authorities.

FAQs

What type of property is this?
Duplex - Updated duplex offers a live-and-rent setup with a private roof deck, patio, and in-unit laundry for each residence.
Where is this duplex located?
The property is located at 256 Mullen Avenue San Francisco, CA.
What is the asking price?
The asking price for this property is $1,795,000.
What are key features of this property?
This property features: Updated duplex on Bernal Heights' North Slope with an owner unit plus a separate leased front unit; 3‑floor owner’s unit (2 bed/1 bath) includes private roof deck and rear patio for grilling/gardening; Owner’s unit bonus space with private entrance, full bathroom, and laundry
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