41-43 E 3rd Avenue | Downtown San Mateo Retail Investment Lockehouse Retail Group is pleased to present the opportunity to acquire 41-43 E 3rd Avenue, a 100% leased, two-tenant retail investment prominently located in the heart of Downtown San Mateo. The ±6,990 SF property is situated just one-half block from El Camino Real and benefits from a highly walkable location, strong retail synergy, affluent demographics, and exceptional Peninsula connectivity.