237 20th Ave, San Francisco, CA 94121

The three-story multi-family residential building at 237 20th Ave in the Central Richmond neighborhood is a two-unit structure built in 1907 and owned by Edward P. Vahey.

The building has undergone several significant maintenance and improvement projects over the past decades, with the most recent being comprehensive electrical upgrades in 2024, including the installation of a new sub-panel and complete rewiring for both units, valued at approximately $20,000. The property has maintained attention to its basic infrastructure, with multiple roofing projects documented, including a recent $8,800 reroofing completed in 2021, following earlier roof work in 1999 and 1991. Other notable improvements include the installation of vinyl siding on the front wood area in 1989 and kitchen cabinet modifications in unit 239 in 1992.

The building's maintenance history shows regular upkeep of essential systems, with no major safety or habitability issues reported through 311 calls or permits. The only recent 311 call of note was in December 2020 regarding loose garbage, which was marked as an open case, while other calls from 2020 and 2008 were resolved without indicating any ongoing concerns. The property appears well-managed, with particular attention given to updating electrical systems and maintaining the roof, which has received regular replacement approximately every decade, suggesting proactive maintenance practices by the ownership.