Real Estate Investing in San Antonio, Texas (78231)
Everything the listing leaves out — vacancy, rent trend, cap rate, landlord climate. All free.
Should you buy in 78231 (San Antonio, TX)? Our answer, based on the numbers below.
Mixed signals — some positives, some negatives. Worth considering but not a slam-dunk.
A middle-of-the-road market. Workable, but the best opportunities may be nearby ZIPs rather than this one.
- High price-to-rent: Price-to-rent ratio 30.6 — hard to cash-flow at these prices.
What’s happening in San Antonio, TX (78231)?
Click any question — our AI will research it live from the web and show you sources.
Market Analysis: 78231 San Antonio
ZIP 78231 in San Antonio, TX carries a impressive set of headwinds. Home values near $456K and rents of $1,242/mo sit inside a market where underwriting has to be tight.
Rent of $1,242/mo on a $456K basis reads well until vacancy, delinquency, and capex enter the model. The honest cap rate in 78231 sits below the stated 0.0% once reality is priced in.
ZIP 78231's metrics run below Bexar County's averages on price growth and tenant stability. Investors who ignore that regional gap tend to relearn it the hard way.
Resident income in 78231 sits below the county median. That reality colors rent collection, vacancy, and reinvestment math in ways that outside investors often underestimate.
Distressed ZIPs reward experience. substantial returns are possible in 78231, but they flow to investors who already understand how to operate in soft markets.
Here's what matters if you're considering buying a home in San Antonio:
Property Strategy for 78231
Which property type performs best in this market?
📊 Compare All Property Types →
| Type | Median Value | Est. Rent | Cap Rate | 5yr CAGR | $/Bedroom |
|---|---|---|---|---|---|
| 2BR | $265,464 | $1,460 | 4.0% | +5.0% | $132,732 |
| 3BR | $388,798 | $1,870 | 3.5% | +5.1% | $129,599 |
| 4BR | $481,774 | $2,180 | 3.3% | +5.9% | $120,444 |
| 5BR | $1,024,455 | — | — | +8.4% | $204,891 |
Market Trends
Home Value History (with trend line)
Rent History (with trend line)
📊 How Does 78231 Compare?
| Metric | 78231 | San Antonio | San Antonio-New Braunfels, TX | Texas |
|---|---|---|---|---|
| Home Value | $455,799 | $279,541 | N/A | $297,000 |
| 5-Year CAGR | 4.0% | 1.3% | N/A | 5.4% |
| Avg Rent | $1,242 | $1,452 | N/A | - |
| Cap Rate | 2.1% | 4.8% | - | - |
Similar ZIPs Within 25 Miles
Compare other nearby markets to see if a neighbor offers a better fit.
Landlord Ground Truth
Real numbers from people who own or manage rentals in ZIP 78231 (San Antonio, TX). Anonymous, moderated, never written by AI.
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📊 Market Snapshot
| Home Value | $455,799 |
| Monthly Rent | $1,242 |
| Price-to-Rent | 30.6:1 |
| 1% Rule | ✗ Fails |
💰 Return Metrics
| Gross Yield | 3.3% |
| Cap Rate | 2.1% |
| 5-Year IRR | 6.1% |
📈 Home Appreciation
| 1-Year | +3.1% ▲ |
| 3-Year CAGR | +0.7% ▲ |
| 5-Year CAGR | +4.0% ▲ |
| 10-Year CAGR | +5.1% ▲ |
🏠 Rent Trends
| 1-Year | -12.2% ▼ |
| 3-Year CAGR | N/A |
| 5-Year CAGR | N/A |
The current 30-yr mortgage rate (6.8%) exceeds the estimated cap rate (2.1%). Financing reduces your cash-on-cash return below the cap rate. Markets like this may still make sense as IRR plays — factoring in appreciation, depreciation, and a future refinance when rates drop.
Run an IRR Analysis →⚠️ Risk Signals
Composite view of factors that can impact a ZIP's stability and your downside risk.
Demographics in 78231
Population: 9,966
Crime & Safety
Crime & Safety Data Coming Soon
We're integrating comprehensive crime statistics including violent crime rates, property crime, and safety scores to help you make informed investment decisions.
Expected: Q1 2025
🎓 Schools in 78231
Schools in This ZIP Code
Nearby Schools (5 more)
Schools in adjacent ZIP codes that may serve this area
COLONIAL HILLS EL
COLONIES NORTH EL
JACKSON MIDDLE
KIPP SOMOS COLLEGIATE
HOWSMAN EL
About Repit School Scores
Traditional school ratings rely heavily on standardized test scores, which often reflect family income more than school quality. Repit takes a different approach.
We evaluate schools based on factors that research shows actually impact educational outcomes:
- Class Size — Smaller classes mean more individual attention
- School Funding — Resources available for programs, staff, and facilities
- Community Factors — Neighborhood characteristics that influence student success
- School Environment — Size, type, and structure
Scores are updated annually using federal education data.
🎓 Nearby Colleges & Universities
Investor Insight: With 6,066 students living off-campus nearby, this area has strong rental demand from the college population.
Frequently Asked Questions
Can I house hack in San Antonio, TX?
San Antonio, TX offers a challenging house-hacking opportunity. Small multifamily or rent-by-the-room plays can pair well with the $1,242/mo rent level.
What kind of market is San Antonio, TX for investors?
Our data puts San Antonio, TX at 3.0/5 for investability. Home prices of $456K and rents around $1,242/mo create a solid backdrop for investor activity.
How expensive is real estate in San Antonio, TX?
The median home value in San Antonio, TX is roughly $456K. That puts it reasonable relative to the TX statewide average.
How strict are landlord regulations in San Antonio, TX?
San Antonio, TX operates under TX law, which is landlord-friendly overall for landlords. Expect reliable treatment in typical lease and eviction cases.
Should investors worry about vacancy in San Antonio, TX?
Vacancy in San Antonio, TX is elevated, which keeps landlord downtime on reasonable timelines. Most properties lease within the standard window at $1,242/mo.
You know 78231 now. You don’t know where it ranks.
This page stays free — all of it. What one page can’t tell you is how 78231 compares to every other market. Investor ($19/mo) screens every U.S. ZIP by cap rate, the 1% rule, vacancy and landlord climate, and exports your shortlist.
How 78231 ranks in San Antonio-New Braunfels, TX
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