San Diego County is seeing a shift toward denser housing and increased walkability in early 2026. The change includes rezoning efforts to allow duplexes and townhomes in areas previously zoned for single-family homes, according to Coastal Luxe Properties / YouTube (What's NEW in San Diego for February 2026). The goal is to increase affordability and create more walkable neighborhoods throughout the county. Oceanside is one area experiencing a surge in denser housing projects, as reported by Coas