1437 Mason St San Francisco, CA 94133
Nob Hill NeighborhoodEstimated payment $6,491/month
About This Home
Located in the heart of Russian Hill, one of San Francisco's most desirable and supply-constrained residential neighborhoods, 1437 Mason Street presents a rare opportunity to acquire a fully permitted renovation project with significant upside. The property consists of a two-unit residential building originally constructed in 1907, situated on a 2,750 square foot lot in the RM-2 zoning district. The project has already secured approvals and permits through the San Francisco Department of Building Inspection, allowing a buyer to immediately move forward with construction and reposition the asset into a modern, high-end residential property. The approved plans call for a comprehensive redevelopment of the existing structure while maintaining the building envelope. The project includes: Complete interior reconfiguration of both residential units, New structural foundation and seismic improvements, Conversion of basement space into functional living area, Removal and replacement of existing stair systems, Full facade upgrades and exterior improvements, New roof deck elements and modernized architectural features. Upon completion, the project will deliver two redesigned residential units with modern layouts, updated systems, and enhanced outdoor space. Permits in hand for the follow unit mix: One (3) bed (3) bath - UPSTAIRS One (1) bed (1.5) bath - DOWNSTAIRS. Also potential to add 3 units to the front part of the property. Contractor's special
Home Details
Home Type
- Single Family
Year Built
- Built in 1907
Home Design
- Fixer Upper
Parking
- No Garage
- Uncovered Parking
Additional Features
- 2 Full Bathrooms
- 2,750 Sq Ft Lot
- Basement
Map
Home Values in the Area
Average Home Value in this Area
Tax History
| Year | Tax Paid | Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. | Land | Improvement |
|---|---|---|---|---|
| 2025 | $3,207 | $217,636 | $137,115 | $80,521 |
| 2024 | $3,207 | $213,370 | $134,427 | $78,943 |
| 2023 | $2,492 | $209,188 | $131,792 | $77,396 |
| 2022 | $2,448 | $205,087 | $129,208 | $75,879 |
| 2021 | $2,406 | $201,067 | $126,675 | $74,392 |
| 2020 | $3,002 | $199,007 | $125,377 | $73,630 |
| 2019 | $2,331 | $195,106 | $122,919 | $72,187 |
| 2018 | $2,254 | $191,281 | $120,509 | $70,772 |
| 2017 | $2,227 | $187,532 | $118,147 | $69,385 |
| 2016 | $2,164 | $183,856 | $115,831 | $68,025 |
| 2015 | $2,138 | $181,096 | $114,092 | $67,004 |
| 2014 | $2,082 | $177,550 | $111,858 | $65,692 |
Property History
| Date | Event | Price | List to Sale | Price per Sq Ft | Prior Sale |
|---|---|---|---|---|---|
| 05/26/2026 05/26/26 | Price Changed | $1,150,000 | -17.1% | $865 / Sq Ft | |
| 03/12/2026 03/12/26 | For Sale | $1,388,000 | +23.0% | $1,044 / Sq Ft | |
| 03/22/2024 03/22/24 | Sold | $1,128,688 | +13.1% | $656 / Sq Ft | View Prior Sale |
| 03/07/2024 03/07/24 | Pending | -- | -- | -- | |
| 02/02/2024 02/02/24 | For Sale | $998,000 | -- | $580 / Sq Ft |
Purchase History
We collect this data history from publicly available records. To have your information removed, we recommend requesting removal directly through your county’s website.
| Date | Type | Sale Price | Title Company |
|---|---|---|---|
| Grant Deed | $1,129,000 | Fidelity National Title Compan |
Source: San Francisco Association of REALTORS®
MLS Number: 426111490
APN: 0158-005
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