St. Louis, Missouri Mortgage Refinance Interest Rates
Discover the latest mortgage interest rates to make informed decisions about your home refinancing.
Interest rate over time in St. Louis, Missouri
Timeframe
Daily refinance averages provided by the Mortgage Research Center.
Compare mortgage rates in St. Louis, Missouri
Showing results for: 15-Year Fixed refinance offers for Single Family or Townhome properties in MO, 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 St. Louis?
16.5% annual appreciation
· Data updated 4/26/2026With St. Louis's hot housing market and 16.5% annual appreciation, homeowners may have built significant equity. This could make refinancing particularly attractive, potentially eliminating PMI or accessing equity for home improvements.
Local Market Context
St. Louis, Missouri homes have a median value of $234,700, with 16.5% year-over-year appreciation. Homeowners have likely built substantial equity, creating opportunities for cash-out refinancing or eliminating PMI. Strong appreciation means better loan-to-value ratios when refinancing.
Estimated Monthly Payment in St. Louis
Based on the median home price of $234,700 with 20% down at 6.43% (30-year fixed):
| Principal & Interest | $1,177.65/mo |
| Property Tax | $190/mo |
| Homeowner's Insurance (est.) | $125/mo |
| Estimated Total (PITI) | $1,493/mo |
Rate Savings Scenarios for St. Louis
How your monthly principal & interest payment changes at different rates (20% down on $234,700 median home):
| Interest Rate | Monthly P&I | vs. Current Rate |
|---|---|---|
| Current rate (6.43%) | $1,178 | — |
| 5.93% (–0.5%) | $1,117 | –$61/mo |
| 5.43% (–1.0%) | $1,057 | –$121/mo |
Down Payment Impact in St. Louis
Monthly principal & interest at 6.43% for different down payments on the $234,700 median home:
| Down Payment | Loan Amount | Monthly P&I |
|---|---|---|
| 10% down ($23,470) | $211,230 | $1,325 |
| 15% down ($35,205) | $199,495 | $1,251 |
| 20% down ($46,940) | $187,760 | $1,178 |
Property Tax Impact
Property taxes in St. Louis, Missouri average 0.97% of home value, which is moderate compared to the national average. When refinancing, it's important to remember that your total monthly payment includes these taxes (approximately $190 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.
Missouri ranks 23rd (average) nationally for property taxes, which directly affects your total monthly payment when buying or refinancing.
Cost of Living Context
St. Louis's cost of living is 2% below the national average (index: 98), meaning housing costs tend to run lower than typical — which may allow for higher purchasing power when buying or refinancing.
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 CalculatorSt. Louis is Booming: How Fast Appreciation Changes Your Refinance
Hey St. Louis homeowners! If you bought a home here recently, you are sitting on a goldmine. St. Louis is experiencing massive real estate growth, and that rapid appreciation completely changes the math on whether you should refinance today.
The Magic Trick: Dropping Your PMI via LTV
Let’s talk about that incredible 16.5% appreciation rate. Your Loan-to-Value (LTV) measures how much you owe versus what the home is worth.
Because St. Louis homes are generally more affordable, a 16.5% jump in value is a massive proportional boost to your net worth. If you are paying Private Mortgage Insurance (PMI), refinancing right now allows you to reappraise at this new, higher value. This drops your LTV below the 80% threshold and saves you money every single month.
Property Tax Tip for St. Louis Homeowners
Don't let rising assessments eat your refinance savings. Rolling your closing costs into your new loan can free up the cash you need to cover any unexpected escrow shortages.
State & Local Assistance in St. Louis
MHDC provides incredible statewide support. Be sure to explore their programs to ensure you are maximizing any available state-backed interest rate benefits to keep your monthly payments as low as possible.
With 16.5% Annual Home Value Growth in St. Louis, When Should I Refinance?
St. Louis's strong 16.5% appreciation rate creates excellent refinancing opportunities. If your home has appreciated significantly since purchase, you likely have substantial equity gains. Refinance when you can lower your rate by at least 0.75-1%, eliminate PMI if your loan-to-value ratio dropped below 80%, or tap into equity for high-value improvements. In hot markets like St. Louis, many homeowners build enough equity to refinance within 2-3 years of purchase, especially if they bought with less than 20% down.
How Much Equity Do I Need to Refinance My St. Louis Home?
Most lenders require at least 20% equity (80% loan-to-value) for conventional refinancing, though some programs allow refinancing with as little as 5% equity. Given St. Louis's median home value of $234,700, that means you'd need approximately $46,940 in equity. With 16.5% annual appreciation, homeowners who purchased 2-3 years ago have likely crossed the 20% threshold through both appreciation and principal paydown, making now an ideal time to eliminate PMI and secure better rates.
Should I Do Cash-Out Refinancing in St. Louis's Hot Market?
Cash-out refinancing can be strategic in St. Louis where homes are appreciating 16.5% annually. If you've built substantial equity, you can access cash while still maintaining 20% equity to avoid PMI. Popular uses include high-ROI home improvements (kitchen, bath remodels), debt consolidation at lower interest rates, or investment opportunities. However, calculate your new monthly payment including the 0.97% property tax rate on your current home value. Cash-out refis typically have slightly higher rates than rate-and-term refinances, so ensure the benefits outweigh the costs.
What Are Typical Refinancing Closing Costs in St. Louis?
Refinancing closing costs in St. Louis typically range from 2-5% of your loan amount, covering appraisal fees ($400-600), title insurance, origination fees (0.5-1% of loan), and other lender charges. On a median-priced home of $234,700, expect to pay approximately $5,633 in closing costs. Calculate your break-even point by dividing closing costs by monthly savings. If you save $200/month with $5,633 in costs, you break even in about 28months. Consider no-closing-cost refinances if you don't plan to stay long-term.
How Does St. Louis's 0.97% Property Tax Rate Affect My Refinance Decision?
Property taxes in St. Louis average 0.97% of home value, meaning approximately $190/month on a median-valued home. When you refinance to a lower rate, remember that your principal and interest payment decreases, but your property tax portion remains constant. If you're refinancing a $234,700home from 7% to 6%, you'll save about $140/month on P&I, but your total PITI payment reduction will be less once you factor in the unchanged property tax component. Focus on the total payment savings, not just the rate reduction.