1233 Arguello Blvd, San Francisco, CA 94122

The three-story, 12-unit apartment building at 1233 Arguello Blvd in San Francisco's Inner Sunset neighborhood, built in 1913, has undergone significant safety and infrastructure improvements over the past decade. Most notably, in 2023, the building received comprehensive fire safety upgrades including a new fire alarm system with wireless communication, smoke detectors, and sounders, following previous fire alarm system issues documented in multiple complaints between 2008 and 2020.

The building completed its mandatory soft-story retrofit in 2017-2020, demonstrating compliance with San Francisco's seismic safety requirements, and has maintained regular updates to critical systems including a 2022 water main replacement and 2021 boiler system work. The property has experienced several maintenance and safety challenges over its history, with violations regarding boiler permits in 2019-2021, combustible materials storage, and various fire safety concerns between 2008 and 2016. A significant hoarding situation was documented and resolved between 2015-2018, and there were previous concerns about mold and structural issues reported in 2008.

The building's infrastructure improvements have included a 400-amp underground service upgrade in 2012 and various unit renovations. Recent routine inspections have not revealed any active violations, with the most recent inspection in 2023 being marked as active. The property has generated various 311 calls, primarily related to street and sidewalk maintenance, with the most recent issues revolving around parking violations and tree maintenance in late 2024.