Questions about this ranking
Who owns the most apartments in Texas?
SAN group, with 15,854 units in WhoRunsWhat's October 2026 data.
How many units does the #1 company have?
SAN group has 15,854; #2 PECOS group has 8,961.
Who are the top five?
1. SAN group (15,854), 2. PECOS group (8,961), 3. HOUSING group (7,960), 4. Pecos Housing Finance Corporation (7,236) and 5. WESTDALE group (5,956).
How is this ranking compiled?
Properties are matched to companies from public records and each property's own website, then counted. The ranking is refreshed quarterly; see Data and methods for details.