3722-3724 20th St, San Francisco, CA 94110

The two-unit residential building at 3722-3724 20th Street, located in the Mission Dolores neighborhood, has undergone significant recent renovations since 2021. The property, built in 1930 and owned by Vankov Vanko A & Sarah J, completed substantial improvements including ground floor infill work, kitchen and bathroom additions, and comprehensive electrical rewiring for both units in 2021-2022, with costs exceeding $250,000. The building received structural enhancements including foundation replacement and garage modifications in 2022, along with the installation of modern amenities such as radiant heating systems, multiple bathrooms, kitchen fixtures, and a new water heating system.

Recent improvements extend to sustainable features, with a completed solar panel installation (20 modules) in November 2023. The building's systems were substantially upgraded in 2022, including plumbing work for multiple bathrooms, kitchens, and utility installations. Historical records show earlier maintenance work including termite repairs (2000), reroofing (1995), and window replacement (1993).

The property experienced a cluster of building violations in 2011 related to exterior paint and weatherproofing issues, which were resolved by October 2011. Recent municipal service calls (2022-2024) primarily relate to external street cleaning matters, with no reported building-specific issues. The property successfully completed condominium conversion approval processes, preserving existing unit configurations while complying with San Francisco's planning requirements.