Listing provided courtesy of Helm Real EstateMLS# 426128127MLS Provider
  • 51 days on site
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Set along one of San Francisco's most iconic corridors, 281 Castro Street presents a rare opportunity to own a fully renovated, legal two-unit building with a fully warranted ADU. Behind its historic facade lies a thoughtfully curated living experience that blends architectural charm with contemporary sophistication, ideal for multi-generational living, income potential, or a seamless single-residence compound. Fully renovated in 2025-2026, the primary residence boasts 3 bedrooms and 3.5 bathrooms across 3 levels (appx. 3,693 sqft), including a finished attic, primary suite with expansive en suite bathroom, soaking tub and wet-room, downtown City views, walk-in cedar-lined closet, refinished hardwood floors, luxury finishes including a chef's kitchen, stainless steel Viking appliances, quartz countertops, a soapstone island, a coffee bar, and modern open-concept living. The lower level includes a 1-bedroom, 1-bathroom garden apartment (appx. 954 sq/ft) with access to the backyard, and a studio ADU (appx. 351 sq/ft), perfect for au pair quarters or a guest suite. With 5+ bedrooms, 5.5+ bathrooms, and multiple outdoor spaces, 281 Castro Street is a rare opportunity to own a piece of San Francisco history, thoughtfully designed for the way we live today. Potential Rental Income: 281 (Main House) - $11,000/mo 281A (Studio) - $2,600/mo 283 (Garden Unit) - $5,000/mo Gross annualized estimated rent per qualified leasing agent: $223,200 *Projected rents are Pro Forma. Buyers to investigate

Source: San Francisco MLS, MLS#: 426128127

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  • Property Type
    Residential
  • Lot
    0.06 acres

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  • Median Age
    40
  • Population Density
    24,603
  • College Educated
    82%
  • Estimated Median Income
    $162,529
  • Estimated Total Home Owners
    7,465
  • Estimated Total Renters
    9,535
  • Owner / Renter Divide
    44% / 56%
  • Estimated Average Household Size
    2
  • Total Population
    35,077
  • Community data courtesy of LiveBy, Inc.

Owning this Home

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* All calculations are estimates and provided by Reliance Network, for informational purposes only. Actual amounts may vary. ** Assumes 6.50% APR, 20% down payment, and conventional 30-year fixed rate first mortgage. Rates cited are for instructional purposes only; current rates are subject to change at any time without notice. You should not make any decisions based simply on the information provided. Additional required amounts such as taxes, insurance, homeowner association dues, assessments, mortgage insurance premiums, flood insurance or other such required payments should also be considered. Contact your mortgage company for current rates and additional information. Any mortgage broker or insurance agent that may appear is independent and is not affiliated with, endorsed by, or provided by the MLS.

Life at 281 Castro Street


Schools


School data courtesy of LiveBy, Inc.
Ratings are based on a scale of 1-5, with 5 being the highest rating and 1 being the lowest rating. The schools displayed on this website are for informational purposes only and may not represent a complete or up-to-date list. School assignments are subject to change and should be verified directly with the local school district. Please contact the appropriate school district to confirm school zoning and enrollment eligibility for this property.

History

Date Event Value Agent
6/23/2026Source: San Francisco MLS Status Change
Contingent - Show
6/23/2026Source: San Francisco MLS Status Change
Contingent - Show
5/11/2026Source: San Francisco MLS Added to Database
May 11, 2026
5/10/2026Source: San Francisco MLS Added to Database
May 10, 2026