San Antonio, Texas Mortgage Refinance Interest Rates
Discover the latest mortgage interest rates to make informed decisions about your home refinancing.
Interest rate over time in San Antonio, Texas
Timeframe
Daily refinance averages provided by the Mortgage Research Center.
Compare mortgage rates in San Antonio, Texas
Showing results for: 15-Year Fixed refinance offers for Single Family or Townhome properties in TX, total loan amount of $228,000.
| Lender | APR / Rate | Monthly Payment | |
|---|---|---|---|
Rate data provided by RateUpdate.com. Displayed by Mortgage Research Center, NMLS #1907, Equal Housing Opportunity. Rates and fees are estimates and subject to change without notice. Payments do not include taxes and insurance premiums. Actual payments may be higher. Not all lenders participate in this marketplace. Loan availability and terms may vary by state and lender. Lender offers, including badges like “Lowest APR” or “Lowest Payment,” are based only on results displayed here and may not reflect the absolute lowest offer available in the market. Rate and product details
Should You Refinance in San Antonio?
6.4% annual appreciation
· Data updated 4/19/2026San Antonio's growing market (6.4% annual appreciation) suggests homeowners have been building equity. Refinancing to a lower rate could provide substantial monthly savings while your home value continues to grow.
Local Market Context
San Antonio, Texas homes have a median value of $164,600, with 6.4% year-over-year appreciation. Steady home value growth means homeowners are building equity, which can improve refinancing terms and open up options like cash-out refinancing for home improvements.
Estimated Monthly Payment in San Antonio
Based on the median home price of $164,600 with 20% down at 6.22% (30-year fixed):
| Principal & Interest | $808.13/mo |
| Property Tax | $247/mo |
| Homeowner's Insurance (est.) | $125/mo |
| Estimated Total (PITI) | $1,180/mo |
Rate Savings Scenarios for San Antonio
How your monthly principal & interest payment changes at different rates (20% down on $164,600 median home):
| Interest Rate | Monthly P&I | vs. Current Rate |
|---|---|---|
| Current rate (6.22%) | $808 | — |
| 5.72% (–0.5%) | $766 | –$42/mo |
| 5.22% (–1.0%) | $725 | –$83/mo |
Down Payment Impact in San Antonio
Monthly principal & interest at 6.22% for different down payments on the $164,600 median home:
| Down Payment | Loan Amount | Monthly P&I |
|---|---|---|
| 10% down ($16,460) | $148,140 | $909 |
| 15% down ($24,690) | $139,910 | $859 |
| 20% down ($32,920) | $131,680 | $808 |
Property Tax Impact
Property taxes in San Antonio, Texas average 1.8% of home value, which is higher compared to the national average. When refinancing, it's important to remember that your total monthly payment includes these taxes (approximately $247 per month for a median-valued home). A lower interest rate might reduce your principal and interest payment, but your property tax portion stays the same.
Texas ranks 46th (high) nationally for property taxes, which directly affects your total monthly payment when buying or refinancing.
Cost of Living Context
San Antonio's cost of living is 2% above the national average (index: 102), meaning housing costs tend to run higher than typical — which typically means higher housing costs but also historically stronger equity growth potential.
Calculate Your Exact Refinance Savings
Get a personalized analysis based on your specific mortgage details, compare multiple offers, and see your break-even point.
Use Refinance CalculatorSmart Refinancing Strategies for San Antonio Homeowners
Hey San Antonio! While other cities are seeing wild real estate rollercoasters, our local market offers steady, reliable, and accessible growth. This stability is a huge advantage when calculating your equity and planning your budget.
FHA to Conventional & Your LTV
Refinancing relies heavily on your Loan-to-Value (LTV) ratio.
With your home value growing a steady 6.4%, your equity is building safely. Once your LTV drops under 80%, refinancing into a Conventional loan will permanently remove your FHA mortgage insurance premium.
Property Tax Tip for San Antonio Homeowners
A ~$2,900 tax bill keeps your escrow notable. When refinancing, your primary focus should be securing the lowest possible fixed interest rate to offset the tax burden.
Hero & Housing Programs for San Antonio
The TSAHC is your local partner for affordable housing. Look into their "Homes for Texas Heroes" program, which is incredibly popular due to San Antonio's massive military presence!
How Quickly Can I Build Enough Equity to Refinance in San Antonio?
With San Antonio appreciating 6.4% annually, equity builds faster than stable markets. If you purchased a $164,600 home with 5% down, you started with $8,230 equity. After 3 years with 6.4% appreciation and normal principal paydown, your equity could reach $42,961-approximately 26% of home value. This rapid equity growth means many San Antonio homeowners qualify to eliminate PMI and refinance to better terms within 2-4 years of purchase.
Should I Refinance to Eliminate PMI in San Antonio's Growing Market?
Absolutely. PMI costs 0.5-1.5% of your loan amount annually-on San Antonio's median $164,600home, that's $200-600/month in pure cost with zero benefit. With 6.4% appreciation, if you bought 2-3 years ago with less than 20% down, you've likely crossed the 20% equity threshold. Refinancing permanently removes PMI (unlike asking your servicer to cancel it, which can take months). Even if you get the same interest rate, eliminating $300-500/month in PMI immediately lowers your payment. Calculate your current equity: purchase price + (purchase price × 0.064 × years owned) + principal paid.
When Is the Best Time to Refinance in San Antonio?
In growing markets, timing matters. Refinance when: 1) Rates drop 0.75%+ below your current rate, 2) Your home has appreciated enough to cross the 80% LTV threshold (typically 2-3 years in San Antonio with 6.4% growth), or 3) You need to switch from an ARM to fixed rate before adjustment. Don't wait for the "perfect" rate-with San Antonio's $164,600 median home value, even a 0.5% improvement saves $47/month. If closing costs are $3,292, you break even in 71 months.
Can I Use a Cash-Out Refinance for Home Improvements in San Antonio?
Yes, and it's especially smart in growing markets where improvements compound with appreciation. With 6.4% annual growth, a $50k kitchen renovation doesn't just add $40k in immediate value-it grows with your home. If you have $49,380 in equity on a $164,600 home, you can typically access up to $16,460while maintaining 20% equity. Cash-out refinance rates are 0.25-0.5% higher than rate-and-term, but if you're dropping from 7% to 6.5% while pulling cash, you still win. Plus, mortgage interest on improvements may be tax-deductible (consult a CPA).
How Do I Compare Refinance Offers with San Antonio's 1.8% Property Tax?
Always compare PITI payments (Principal, Interest, Taxes, Insurance), not just rates. In San Antonio, property taxes add $247/month to a median-valued home. If Lender A offers 6% with $3k closing costs and Lender B offers 6.25% with no closing costs, calculate total monthly cost including the $247 property tax. Then determine break-even: Lender A saves $30/month in P&I but costs $3k upfront (100-month break-even). If you're staying 8+ years, pay the costs for the lower rate. Under 8 years, take the no-cost option.