Mason Mcdowell Presents

Exceptional San Francisco Investment

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$4,500,000

817 -821 Oak Street, San Francisco

Investment Highlights

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Rent Roll:
Unit #817: 5+bed/5bath | $14,030 current monthly rent | Tenant Occupied
Unit #819: 4+bed/3bath | $9,180 current monthly rent | Tenant Occupied
Unit #821: 4+bed/3bath | $9,300 current monthly rent | Tenant Occupied

Valuation Summary:
Annual Gross Rent: $390,120
Total Expenses: $83,933
Net Operating Income: $306,187

Value Indicators:
CAP Rate: 6.80%
GRM: 11.53
Price per Square-Foot: $745

All Property Photos

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Property Details

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beds

14

baths

11

interior

6,039 sq ft

neighborhood

Hayes Valley
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, 12.05 GRM, & $745/Square-Foot.

Floor Plans

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Floor plan

about this

Neighborhood

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Hayes Valley: Key Characteristics
Demographics & Vibe
  • The neighborhood is a magnet for young, hip professionals. It has seen a large influx over the past decade of people in their mid-20s to 40s, many unmarried or without kids.
  • Many residents work in white-collar occupations and have higher education levels.
  • Housing is dominated by smaller units: studios, one-bedrooms, and compact two-bedrooms. People often share apartments.

Location & Proximity to Work Hubs
  • Hayes Valley is very centrally located, sitting between SoMa, Civic Center, the Van Ness/Performing Arts District, and Alamo Square.
  • Because of this, commuting to major tech hubs, downtown, and SoMa is relatively easy and time-efficient. Many residents can walk, bike, or take transit to work.

Walkability, Transit & Lifestyle
  • Hayes Valley has an excellent walk score and is often highlighted as one of the most walkable neighborhoods in San Francisco.
  • Public transit is strong, with multiple MUNI lines, streetcars, and bus routes, plus proximity to BART and other major transit connections.
  • The area has a rich amenity mix: cafe culture, boutique shops, art galleries, restaurants, and green spaces like Patricia’s Green. It’s also close to cultural institutions such as SFJAZZ, the Symphony, and the Opera.

Housing & Costs
  • Given its popularity and centrality, housing in Hayes Valley tends to be more expensive compared with less central SF neighborhoods. Smaller units are common; larger spaces are rarer.
  • There is a mix of historic Victorian and Edwardian homes, older apartment buildings, and newer luxury condos.

Why It’s Attractive to Young Tech / Professional Renters
  • Commute Efficiency – Because of its central location and transit options, many in tech or professional jobs can get to work faster, often without needing a car.
  • Lifestyle & Social Life – The neighborhood supports a high quality of life with restaurants, cafes, and shops all within walking distance, plus cultural events and nightlife.
  • Flexible Housing Options – For those who don’t need large spaces, there are plenty of smaller units and shared apartments, which are appealing to renters.
  • Walkability & Car-Light Living – Many residents don’t own cars. Walkability, transit, and bike-friendliness make daily life easy and enjoyable.
  • Cultural & Community Appeal – The area has a distinctive personality with tree-lined streets, independent shops, art, and community gathering spots that make it more than just a place to live.
Agent avatar image

Mason Mcdowell

Redfin

DRE:
#02019786
Mobile:
4156860630

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