The San Diego Multifamily 5+ Unit Trailing 12 Report provides apartment investors and property owners with an in-depth look at San Diego County’s multifamily real estate market. Covering October 2025 through September 2026, the report analyzes apartment sales, price per unit, cap rates, GRMs, and ZIP-code trends to help investors evaluate property values, identify investment opportunities, and make informed decisions about selling, buying, or completing a 1031 exchange.