+3 Local News Featured San Mateo mansion breaks record with $12.5M listing: Italian Renaissance-style home listed on market for first time in its 104-year history By Alyse DiNapoli, Daily Journal staff Mar 28, 2026 A six-bedroom, 5,500-square-foot home is listed on the market for $12.5 million, likely making it the most expensive listing in the city’s history.