The median home price in St. Louis is $205,000, while the median household income is $61,400 per year. Using the 30% debt-to-income rule with a 6.36% (Freddie Mac PMMS · week of ) mortgage rate and 20% down payment, the typical household can afford the median home, with monthly PITI of $1,342 well within budget. On the median income, you can afford a home up to approximately $238,000.
St. Louis's cost of living index is 86 (national average = 100). The price-to-income ratio of 3.3x suggests a relatively affordable market compared to national standards. The local property tax rate is 1.0%, adding $2,050/yr to ownership costs.
Data as of · Sources: Zillow, Census ACS, Tax Foundation, Freddie Mac
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Based on 20% down, 6.4% 30-year fixed rate (Freddie Mac PMMS · week of ), and the 30% DTI rule. Includes principal, interest, property taxes, insurance, and PMI where applicable.
| Home Price | Income Needed | Monthly PITI | Down Payment |
|---|---|---|---|
| $200,000 | $52,520 | $1,313/mo | $40,000 |
| $205,000 * | $53,680 | $1,342/mo | $41,000 |
| $300,000 | $75,800 | $1,895/mo | $60,000 |
| $500,000 | $122,320 | $3,058/mo | $100,000 |
| $750,000 | $180,480 | $4,512/mo | $150,000 |
* St. Louis median home price. Assumes 1.0%property tax, $1,800/yr homeowner's insurance.
Saving for $41,000 (20% of $205,000) on the median household income of $61,400.
At a 15% savings rate, the typical St. Louis household can accumulate a 20% down payment in 4.5 years — well within reach for most disciplined savers.
PITI breakdown for the median home ($205,000) at different down payment amounts.
| Down Payment | Principal | Interest | Taxes | Insurance | PMI | Total PITI |
|---|---|---|---|---|---|---|
| 3.5% ($7,175) | $184 | $1,048 | $171 | $150 | $82 | $1,635/mo |
| 5.0% ($10,250) | $181 | $1,032 | $171 | $150 | $81 | $1,615/mo |
| 10.0% ($20,500) | $171 | $978 | $171 | $150 | $77 | $1,547/mo |
| 20.0% ($41,000) | $152 | $869 | $171 | $150 | $0 | $1,342/mo |
Based on 6.4% 30-year fixed rate (Freddie Mac PMMS · week of ), 1.0% property tax, $1,800/yr insurance. PMI at 0.5% of loan balance for down payments below 20%.
Comparing median rent of $900/mo to owning the median home ($205,000) with 20% down.
Verdict: Buying is favorable within 3 years in St. Louis. Owning costs $442/mo more than renting, but builds equity over time.
Compared by price-to-income ratio (lower is more affordable). All data uses median home prices and household incomes.
| City | Median Home | Median Income | Price/Income | Property Tax |
|---|---|---|---|---|
| St. Louis, MO | $205,000 | $61,400 | 3.3x | 1.0% |
| Rochester, NY | $185,000 | $56,200 | 3.3x | 2.6% |
| Springfield, MO | $185,000 | $50,800 | 3.6x | 1.0% |
| Kansas City, MO | $270,000 | $67,800 | 4.0x | 1.0% |
| Independence, MO | $195,000 | $48,500 | 4.0x | 1.1% |
| Columbia, MO | $235,000 | $52,000 | 4.5x | 1.0% |
Housing economics in St. Louis, MO. The median home value runs 42.7% below the U.S. baseline for St. Louis, MO is $205,000 per Zillow's home-value index. Median rent runs $900 a month per Zillow ZORI, cheaper than the national $1,850 baseline. Effective property tax sits at 1.00% of assessed value, meaningfully higher than the 0.99% national average tracked by the Tax Foundation. Lenders in St. Louis, MO have quoted 6.36% on the 30-year fixed product over the trailing four-week window per Freddie Mac PMMS — the prevailing posted rate before any borrower-specific lock-ins.
Income and tax climate. Median household income in St. Louis, MO reaches $61,400 per the ACS five-year vintage, trailing the $78,538 U.S. median. MO's top marginal state income tax bracket lands at 4.70% — compared to the volume-weighted national average around 4-5%. BEA's Regional Price Parity scores St. Louis, MO at 86.0 (national = 100), meaning a dollar in St. Louis, MO buys 116¢ — more goods and services than the same dollar nationally.
How St. Louis, MO's numbers shape the calculator. The mortgage payment, refinance, PMI, and home-affordability calculators all run on three local inputs that swing the answer materially: the prevailing 30-year fixed rate, the effective property tax rate as a share of home value, and the homeowners-insurance premium that the average policyholder is paying for the same coverage envelope. St. Louis, MO-specific values for each of those are pre-loaded above so the calculator's default scenario reflects what an actual buyer would see at closing, not a national average that smooths over the differences. Override any field to test a different scenario; the math reruns instantly in your browser without sending the inputs anywhere.
Local context as of 2026-05-28. Live data sources are listed in the Sources section below; each metric carries its own retrieval date.
How does St. Louis, MO stack up against the national average on the metrics that drive the calculators on this page? The table below pairs the St. Louis, MO-specific reading against the U.S. baseline so you can see at a glance whether your local scenario runs above or below typical. Three to five percentage points of difference on most of these inputs translates into meaningful changes in calculator output — for example, a 50-basis-point difference in mortgage rate moves the monthly payment on a $400,000 30-year loan by roughly $130.
| Metric | St. Louis, MO | U.S. baseline | Difference |
|---|---|---|---|
| Median home value[zillow] | $205,000 | $358,000 | -42.7% |
| Median monthly rent[zillow] | $900/mo | $1,850/mo | -51.4% |
| Property tax rate (effective)[tax-foundation] | 1.00% | 0.99% | 1.0% |
| Cost-of-living index[bea-rpp] | 86.0 | 100.0 | -14.0 pts |
Walk through the home-affordability check with St. Louis, MO defaults pre-loaded from primary sources.
The median home price in St. Louis is $205,000 as of 2025. The city's cost of living index is 86 (national average = 100), and the median household income is $61,400.
To afford the median home of $205,000 in St. Louis with 20% down and a 6.4% mortgage rate, you need a household income of approximately $53,680 per year. This is based on the 30% debt-to-income rule, where your monthly PITI payment of $1,342 should not exceed 30% of gross monthly income.
The effective property tax rate in St. Louis is 1.0%. On the median home price of $205,000, that equals approximately $2,050 per year or $171/month.
The median monthly rent in St. Louis is $900, while monthly PITI on the median home (20% down) is $1,342. Buying is favorable within 3 years in St. Louis. Over 5 years, renting costs approximately $57,339 total, while buying costs $127,670 but builds $79,476 in equity.
A 20% down payment on the median St. Louis home ($205,000) is $41,000. FHA loans accept as little as 3.5% ($7,175), though that requires mortgage insurance.
St. Louis's median household income is $61,400/yr (Census ACS). The cost-of-living index is 86 (US = 100).
St. Louis's median home ($205,000) and rent ($900/mo) sit alongside Missouri statewide medians, which the table on this page benchmarks against.
St. Louis numbers are pulled from Zillow ZHVI/ZORI (home values, rent), the U.S. Census Bureau ACS (income, demographics), and local assessor data (property tax). Each value is timestamped on the page.
Source feeds (Zillow, Freddie Mac PMMS, Census ACS) refresh on their native cadence — hourly for rates, monthly for ZHVI/ZORI, annually for ACS. Page caches revalidate every 24 hours via Next.js ISR.
No. The St. Louis affordability calculator is educational reference using public data and standard formulas. It is not personalized mortgage, tax, or financial advice. Talk to a licensed loan officer before signing.
Median home price uses Zillow Home Value Index (ZHVI)[1]. Median rent uses ZORI; where ZORI is unavailable we fall back to HUD Fair Market Rent[2].
Median household income is the Census ACS 5-year estimate[3].
Property tax rate is the effective rate from the Tax Foundation[4]. Actual millage varies by county.
Mortgage calculations use 6.4% (Freddie Mac PMMS · week of ) national average 30-year fixed rate (PMMS)[5], 30-year term, $1,800/yr homeowners insurance[7], and 0.5% PMI when down payment is below 20%.
"Income needed" uses the 30% front-end DTI rule: monthly PITI ≤ 30% of gross monthly income. The price-to-income ratio (P/I) is computed as median home price / median household income; 3x or below is generally considered affordable, 4–6x challenging, 6x+ severely unaffordable.
Rent vs. buy assumes 3% annual rent inflation, 3.5% annual home price appreciation, 3% closing costs, and compares 5-year cumulative cost. "Breakeven year" is where cumulative ownership cost minus equity falls below cumulative rent.
Federal tax in the take-home calculation uses IRS single filer, standard deduction; state tax applies the top-marginal rate after state standard deduction; FICA = 6.2% SS + 1.45% Medicare.
Context for median sales price cross-references the NAR[6] where applicable.
Last reviewed reflects the maximum retrievedAt timestamp across all sourced data feeding this page.
Home price data from Zillow[1] / NAR[6] (2024–2025). Income data from Census ACS[3]. Property taxes from Tax Foundation[4]. Mortgage calculations assume 6.4% 30-year fixed rate[5], $1,800/yr insurance[7], 0.5% PMI. DTI uses 30% front-end rule. Rent vs. buy assumes 3% annual rent increases and 3.5% annual home appreciation. Last reviewed .