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Back 817 Oak St
Off Market

817 Oak St

San Francisco CA 94117

13
12
6039 sq. ft.
2550 sq. ft.
Duplex
Last sold for $4,450,000
Mason McDowellMason McDowell, last sold this property on 24 November 2025 after 241 days on market.

Overview

817-821 Oak Street presents a rare opportunity to acquire a well-maintained, fully occupied, 3-Unit building in the heart of Hayes Valley that reflects true pride of ownership. This Edwardian property has been completely remodeled with high-end, contemporary finishes, while simultaneously retaining its classic San Francisco charm. Perfect for investors and owner-occupants alike, each unit boasts updated kitchens and bathrooms, modern quartz countertops, beautiful hardwood floors, high ceilings, and flexible floor plans. Unit 817 is a bi-level, 5bed/4full & 2half bath unit currently rented for $14,030/month that includes its own private studio/guest suite, gourmet chef's kitchen, and backyard. Unit 819, the middle flat, is a 4bed/3bath unit currently rented for $9,180/month. Unit 821, the top floor flat, is also a 4bed/3bath unit currently rented for $9,300/month. This 3-Unit building grosses $390,120/year, and no unit has ever gone more than 2 months without being re-leased at top market rate going back to 2017 (when the building was remodeled with a new foundation, seismic upgrades, and new systems). 6.80% CAP & 11.53 GRM.

Features

13 bedrooms
12 bathrooms
6039 sq. ft. floor area
2550 sq. ft. lot size
Duplex

Estimated Value

We need at least 3 similar 13 bedroom duplexes sold in San Francisco over the last 12 months.

Property history for 817 Oak St

2025
Sold
$4,450,000
24 Nov 2025 by Mason McDowell, of Redfin
2017
Sold
$5,580,000
08 Nov 2017 by Erin Thompson, of Compass
2017
Sold
$2,900,000
11 Jul 2017 by Erin Thompson, of Compass

Happy sellers in San Francisco

85%
85% of sellers in San Francisco reported that their sale price either exceeded or met their price expectations.

San Francisco stands out for consistently delivering exceptional satisfaction and strong market results for homeowners.

This is based on voluntary sentiment collected from 4 reviews in San Francisco over the last 12 months.

Local market activity for 13 bedroom duplexes in San Francisco

Nearby agents

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Laura Rogers

Laura Rogers is a recommended agent for San Francisco.  They have 4 local sales and collected 2 local reviews across the last 12 months.

  •   5   (12 reviews)
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Katherine Stoll is a recommended agent for San Francisco.  They have 1 local sale and collected 1 local review across the last 12 months.

  •   5   (4 reviews)
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Jeff Goodman - DRE #01338912

Sellers who recommend Jeff Goodman - DRE #01338912 have praised them for being local expert, clear communication, responsive, supportive, well-connected, well-prepared, and trustworthy

  •   5   (56 reviews)
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Mollie Poe

Mollie Poe is a recommended agent for San Francisco.  They have 8 local sales across the last 12 months.

  •  8 Sales in San Francisco
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