Most Affordable ZIP Codes in San Antonio-New Braunfels, TX (2026)
The lowest entry prices that still hold a decent investability rating — cheap is only useful if the market underneath it is sound.
| # | ZIP | City | Home value | Rent | Cap rate | 5-yr growth |
|---|---|---|---|---|---|---|
| 1 | 78207 1% rule | San Antonio, TX | $107,958 | $1,324 | 9.57% | -1.2% |
| 2 | 78225 1% rule | San Antonio, TX | $126,919 | $1,325 | 8.14% | -1.3% |
| 3 | 78237 1% rule | San Antonio, TX | $127,148 | $1,333 | 8.18% | -1.9% |
| 4 | 78211 1% rule | San Antonio, TX | $129,788 | $1,405 | 8.45% | -0.9% |
| 5 | 78226 | San Antonio, TX | $138,021 | $1,035 | 5.85% | -0.5% |
| 6 | 78214 | San Antonio, TX | $139,023 | $1,000 | 5.61% | -2.0% |
| 7 | 78220 | San Antonio, TX | $152,644 | $1,481 | 7.57% | 0.1% |
| 8 | 78242 | San Antonio, TX | $155,058 | $1,329 | 6.68% | 0.7% |
| 9 | 78202 | San Antonio, TX | $157,317 | $1,350 | 6.69% | -3.0% |
| 10 | 78203 1% rule | San Antonio, TX | $162,925 | $2,065 | 9.89% | -1.8% |
| 11 | 78210 | San Antonio, TX | $163,831 | $1,320 | 6.29% | -1.5% |
| 12 | 78227 | San Antonio, TX | $163,918 | $1,500 | 7.14% | 0.2% |
| 13 | 78219 | San Antonio, TX | $169,877 | $1,462 | 6.71% | 1.3% |
| 14 | 78204 | San Antonio, TX | $170,229 | $1,325 | 6.07% | -4.5% |
| 15 | 78201 | San Antonio, TX | $171,376 | $1,201 | 5.47% | -2.2% |
| 16 | 78228 | San Antonio, TX | $172,104 | $1,179 | 5.34% | 0.0% |
| 17 | 78208 | San Antonio, TX | $178,232 | $1,689 | 7.39% | -1.3% |
| 18 | 78221 | San Antonio, TX | $179,152 | $1,355 | 5.90% | -0.2% |
| 19 | 78223 | San Antonio, TX | $184,228 | $1,376 | 5.82% | 0.2% |
| 20 | 78229 | San Antonio, TX | $188,378 | $1,141 | 4.73% | 1.0% |
| 21 | 78218 | San Antonio, TX | $195,392 | $1,391 | 5.55% | 0.7% |
| 22 | 78213 | Castle Hills, TX | $201,914 | $1,133 | 4.38% | 0.2% |
| 23 | 78224 | San Antonio, TX | $202,556 | $1,313 | 5.06% | 0.7% |
| 24 | 78222 | San Antonio, TX | $210,198 | $1,675 | 6.22% | 1.4% |
| 25 | 78244 | San Antonio, TX | $214,186 | $1,535 | 5.59% | 1.5% |
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 →
Same metro, different strategy
Cash Flow in San Antonio-New Braunfels, TX · Appreciation in San Antonio-New Braunfels, TX · 1% Rule in San Antonio-New Braunfels, TX
Or see the full San Antonio-New Braunfels, TX metro profile.