671-673 Page St, San Francisco, CA 94117

The two-unit residential building at 671-673 Page Street in Hayes Valley, owned by Witte 1989 Revocable Trust, was constructed in 1927 and is classified as a Flats & Duplex structure with two stories. The property has undergone significant renovations and maintenance work over the years, with the most recent permit issued in May 2024 for window replacements and exterior siding work valued at $50,000. The building has received substantial upgrades in 2012, including kitchen and bathroom renovations, window replacements, and extensive plumbing work involving copper repiping, water heater installations, and sewer lateral repairs.

Major electrical improvements were also completed in 2012, including kitchen rewiring and the installation of a new 200A service. A significant renovation proposal was filed in February 2016 to add a bedroom, bathroom, and closet to the rear garage space, along with new interior stairs connecting floors. The property has maintained good maintenance records, with historical work including reroofing in 1999 and multiple window replacements. A single fire-related incident was recorded for a smoke detector malfunction, with no civilian injuries reported.

Recent 311 calls primarily relate to parking enforcement issues, with several documented cases of driveway blocking between 2023-2024, though these are not directly related to building conditions. The most recent infrastructure improvements focus on exterior maintenance, indicating ongoing attention to building upkeep. The combined history of permits and repairs demonstrates regular maintenance and upgrading of building systems, including electrical, plumbing, and structural elements. All major systems appear to have received appropriate attention, with documented work showing compliance with building codes and regulations.