ZIP Codes That Pass the 1% Rule in San Antonio-New Braunfels, TX (2026)

Where monthly rent is at least 1% of the purchase price — the quick screen investors use before running full numbers.

# ZIP City Home value Rent Cap rate 5-yr growth
1 78203 1% rule San Antonio, TX $162,925 $2,065 9.89% -1.8%
2 78207 1% rule San Antonio, TX $107,958 $1,324 9.57% -1.2%
3 78211 1% rule San Antonio, TX $129,788 $1,405 8.45% -0.9%
4 78237 1% rule San Antonio, TX $127,148 $1,333 8.18% -1.9%
5 78225 1% rule San Antonio, TX $126,919 $1,325 8.14% -1.3%

Ranked from Repit’s own ZIP-level data — Zillow home values and rents, HUD fair-market rents where Zillow has no coverage, and U.S. Census vacancy. Cap rate is gross: annual rent over purchase price, before financing and expenses. Every ZIP above links to its full free page. How we calculate this →