1246-1248 42nd Ave, San Francisco, CA 94122
The two-unit multi-family residential building at 1246-1248 42nd Avenue in the Outer Sunset, owned by Lew Po Sau & Yiu Wah, was constructed in 1925 and has undergone several significant maintenance and improvement projects over the past two decades. Most recently, in 2021, there was deck repair work completed, and a complaint regarding unsafe back stairs replacement was filed and resolved within a month.
In 2011, the building received a new roof valued at $5,000, while 2005 saw window replacements and kitchen cabinet upgrades completed. A routine housing inspection in 2018 was conducted, and there were multiple inspections and maintenance issues recorded in 2009-2010, including several building and fire safety violations that were all abated by October 2009. These violations included needs for handrails, fire extinguisher maintenance, garage ventilation, combustible storage remediation, and gas shutoff tool provisions.
The property has had several infrastructure and maintenance issues documented through 311 calls between 2015 and 2024, including tree root damage to sidewalks, sewage backup issues (resolved in 2016), and various parking-related incidents. Two notable periodic housing inspections (2002 and 2009) were conducted, and there was one instance of unpermitted construction work reported in 2005, though this was quickly resolved. The most recent building-related concerns seem centered around routine maintenance and parking issues rather than structural or safety violations, with all major housing violations having been properly addressed.
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Building Characteristics
Total units | 2 |
---|---|
Year built | 1925 |
Total area | 2580 sq ft |
Floors | 2 |
Tax Abatements | None |
Building Class | F - Flats & Duplex |

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- 1248 42nd Ave, San Francisco CA 94122
- 1246 42nd Ave, San Francisco CA 94122
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