4855-4857 17th St, San Francisco, CA 94117

The two-unit residential building at 4855-4857 17th Street, owned by James D Mathews Living Trust, was constructed in 1926 and consists of two stories in the Parnassus/Ashbury Heights neighborhood. The property has undergone several significant improvements over the past decade, including a complete kitchen remodel in 2023-2024 with new cabinets, countertops, and electrical systems costing $40,000, and a recent $18,000 reroofing project completed in August 2024.

Infrastructure maintenance records indicate attention to essential systems, with a water line replacement in 2014 and sewer repair in 2020, though there have been recurring sewer-related issues documented through 311 calls in 2016-2020. The building's exterior and immediate surroundings have experienced typical urban challenges, including occasional graffiti (noted in 2023), driveway blocking incidents (most recently in 2025), and street cleaning needs (2017-2024), with the most recent issues primarily involving garbage and debris on the street.

Historical permits show proper maintenance of the building's basic systems, with records dating back to 1996 showing previous reroofing work and various street space permits. The property's maintenance history demonstrates regular upkeep of both interior and exterior systems, with recent improvements focusing on modernization and infrastructure maintenance.