Current Avg. Rates: 6.46% 30-yr fixed|5.77% 15-yr fixed
Source: Freddie Mac Primary Mortgage Market Survey
Source: Freddie Mac Primary Mortgage Market Survey
Austin vs San Antonio: Mortgage Cost Comparison
Thinking about buying in Austin or San Antonio? Here's a side-by-side comparison of mortgage costs in both cities.
$3,155
Austin PITI
$2,056
San Antonio PITI
$1,099/mo
Difference
Your Monthly Payment (PITI)
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Principal + Interest + Tax + Insurance
Monthly Breakdown
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Property Tax
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Insurance
Loan Overview
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Total Interest
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Payoff Date
Bi-Weekly Option
? Pay half your monthly payment every two weeks — you'll make 26 half-payments (13 full payments) per year instead of 12
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Bi-Weekly Payment
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Total Interest
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Payoff Date
Austin vs San Antonio: Full Mortgage Comparison
Buying a home in San Antonio is $1,099/month cheaper based on average home prices and local costs.
| Austin, TX | San Antonio, TX | |
|---|---|---|
| Avg. Home Price | $450,000 | $275,000 |
| Down Payment (20%) | $90,000 | $55,000 |
| Loan Amount | $360,000 | $220,000 |
| Property Tax Rate | 1.68% | 1.85% |
| Annual Property Tax | $7,560 | $5,088 |
| Annual Insurance | $3,000 | $2,900 |
| Monthly P&I | $2,275 | $1,391 |
| Monthly PITI | $3,155 | $2,056 |
| Total Interest (30yr) | $459,160 | $280,598 |
What Drives the Difference?
Home prices are the biggest factor — Austin’s average home costs $175,000 more than San Antonio’s.
Property taxes also favor Austin — San Antonio’s 1.85% rate is higher than Austin’s 1.68%.
Insurance is $100/year more in Austin.
Income Needed to Buy
Using the 28% rule (PITI under 28% of gross income):
| Austin | San Antonio | |
|---|---|---|
| Monthly PITI | $3,155 | $2,056 |
| Income needed | $135,233 | $88,124 |
Try Your Own Numbers
The calculator above is pre-filled with Austin’s averages. Adjust the values to match your situation, or try the San Antonio calculator for San Antonio-specific numbers.