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Cost of Living: St. Louis, MO vs Kansas City, MO

Wondering how far your dollar stretches in St. Louis compared to Kansas City? Below we break down housing costs, rent, taxes, income, and quality of life using 2026 data so you can make an informed relocation or remote-work decision. Every number is computed from Census, BLS, and Zillow data specific to these two metro areas.

TL;DR

St. Louis cost-of-living index is 86 vs 92 for Kansas City (US = 100). Median home: $205,000 vs $270,000. Median rent: $900/mo vs $1,146/mo.

Source: Census ACS · Zillow ZHVI/ZORI · BEA RPP, 2026

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Kansas City is 7.0% more expensive than St. Louis
COL Index: St. Louis 86 vs Kansas City 92 (national avg = 100)
Written by Jere Salmisto, Founder & Quantitative Systems Builder, CalcFi·Reviewed by CalcFi Editorial·Last reviewed 2026-04-19

St. Louis vs Kansas City — At a Glance

St. LouisMetricKansas CityDifference
86Cost of Living Index92+7.0%
$205,000Median Home Price$270,000+31.7%
$900Median Monthly Rent$1,146+27.3%
$61,400Median Household Income$67,800+10.4%
1.0%Property Tax Rate1.0%+0.0%
4.3%Unemployment Rate3.7%-14.0%
24 minAverage Commute23 min-4.2%
36.6Median Age35.7-2.5%
2,820,000Metro Population2,230,000-20.9%

Data sourced from Census Bureau, BLS, Zillow, and ApartmentAdvisor (2024-2025). COL Index: 100 = national average.

Housing Comparison: St. Louis vs Kansas City

Monthly mortgage assumes 6.5% interest, 30-year fixed, 20.0%down payment. PITI includes principal, interest, property tax, and homeowner's insurance.

St. Louis

Median Home Price$205,000
Down Payment (20.0%)$41,000
Loan Amount$164,000
Principal & Interest$1,037/mo
Property Tax$171/mo
Insurance$60/mo
Monthly PITI$1,267/mo

Kansas City

Median Home Price$270,000
Down Payment (20.0%)$54,000
Loan Amount$216,000
Principal & Interest$1,365/mo
Property Tax$225/mo
Insurance$79/mo
Monthly PITI$1,669/mo

Rent & Affordability Ratios

Median Monthly Rent$900 vs $1,146 (+$246/mo)
Annual Rent Difference$2,952/yr more in Kansas City
Home Price-to-Income Ratio3.3x (St. Louis) vs 4.0x (Kansas City)
Years to Save 20% Down (15% savings rate)4.5 yrs (St. Louis) vs 5.3 yrs (Kansas City)

Buying a home in St. Louis costs $1,267/month (PITI) compared to $1,669/month in Kansas City — a difference of $402/month or $4,824/year. The price-to-income ratio is 3.3x in St. Louis versus 4.0x in Kansas City, suggesting St. Louis is relatively more affordable for homebuyers relative to local incomes. At a 15% savings rate, it takes 4.5 years to save a down payment in St. Louis compared to 5.3 years in Kansas City.

Tax Comparison: St. Louis vs Kansas City

Estimated on each city's median household income, single filer, standard deduction, 2025 rates.

Tax CategorySt. LouisKansas City
Gross Income$61,400$67,800
State Income Tax$2,005$2,306
Federal Income Tax$5,239$6,365
FICA (SS + Medicare)$4,697$5,187
Property Tax (on median home)$2,050/yr$2,700/yr
State Sales Tax Rate4.2%4.2%
Total Tax Burden$11,941 (19.4%)$13,858 (20.4%)
Take-Home Pay$49,459$53,942

On median household income, total taxes (federal + state + FICA) come to $11,941 in St. Louis (19.4% effective) versus $13,858 in Kansas City (20.4% effective). After taxes, take-home pay is $49,459 in St. Louis and $53,942 in Kansas City. Property taxes add $2,050/year on the median St. Louis home versus $2,700/year in Kansas City.

Salary Equivalence: What Your Income Is Worth

A $61,400 salary in St. Louis equals
$65,684
in Kansas City
A $67,800 salary in Kansas City equals
$63,378
in St. Louis

These figures adjust for cost of living using the formula: adjusted = salary × (COL_destination / COL_origin). If you earn $61,400 in St. Louis (COL 86) and relocate to Kansas City (COL 92), you would need $65,684 to maintain the same purchasing power. This means you would need a raise of $4,284 to maintain the same standard of living in Kansas City.

Quality of Life: St. Louis vs Kansas City

Average Commute
24 min
St. Louis
23 min
Kansas City
1 min longer in St. Louis
Unemployment Rate
4.3%
St. Louis
3.7%
Kansas City
Kansas City lower
Metro Population
2.8M
St. Louis
2.2M
Kansas City
St. Louis is 1.3x larger

Beyond costs, quality of life matters. The average commute in St. Louis is 24 minutes versus 23 minutes in Kansas City, a difference of 1 minutes each way. Kansas City's lower unemployment rate of 3.7% versus 4.3% suggests a stronger job market. St. Louis skews slightly older with a median age of 36.6 vs 35.7 in Kansas City.

Other Cost of Living Comparisons

New York vs St. LouisCOL 187 vs 86Los Angeles vs St. LouisCOL 173 vs 86Chicago vs St. LouisCOL 114 vs 86Kansas City vs New YorkCOL 92 vs 187Kansas City vs Los AngelesCOL 92 vs 173Chicago vs Kansas CityCOL 114 vs 92

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Frequently Asked Questions

Is St. Louis or Kansas City more expensive?

Kansas City is 7.0% more expensive than St. Louis overall. Kansas City has a cost of living index of 92 compared to 86 for St. Louis (national average = 100). The biggest difference is housing: the median home costs $270,000 in Kansas City vs $205,000 in St. Louis.

How much more does housing cost in Kansas City vs St. Louis?

The median home price in Kansas City is $270,000, which is $65,000 more than St. Louis's median of $205,000. Monthly rent follows a similar pattern: $1,146/month in Kansas City vs $900/month in St. Louis, a difference of $246/month or $2,952/year.

What salary do I need in Kansas City to match my St. Louis income?

To maintain the same standard of living, a $61,400 salary in St. Louis is equivalent to $65,684 in Kansas City. This is based on the cost of living index ratio: St. Louis's COL index of 86 vs Kansas City's 92. Conversely, $67,800 in Kansas City equals $63,378 in St. Louis.

Which city has lower taxes, St. Louis or Kansas City?

On a median household income, the combined federal, state, and FICA tax burden is $11,941 (19.4% effective rate) in St. Louis vs $13,858 (20.4% effective rate) in Kansas City. Property taxes on the median home are $2,050/year in St. Louis (1.0% rate) vs $2,700/year in Kansas City (1.0% rate). Sales tax rates are 4.2% in Missouri and 4.2% in Missouri.

What is the median household income in St. Louis and Kansas City?

St. Louis median household income: $61,400/yr. Kansas City median household income: $67,800/yr (Census ACS).

How does rent compare in St. Louis vs Kansas City?

Median monthly rent: $900 in St. Louis vs $1,146 in Kansas City. Annualized that is $10,800 vs $13,752.

Which city is better for remote workers, St. Louis or Kansas City?

St. Louis offers a lower cost of living (index 86 vs 92), which lets remote-workers keeping a coastal salary stretch further. Kansas City typically wins on amenities and labor-market depth.

Where does the data on this comparison come from?

St. Louis and Kansas City numbers are pulled from Zillow ZHVI/ZORI (home values, rent), the U.S. Census Bureau ACS (income, demographics), and BEA RPP (cost-of-living index). Each value is timestamped on the page.

How often is this St. Louis vs Kansas City comparison updated?

Source feeds (Zillow, Freddie Mac PMMS, Census ACS, BEA RPP) are refreshed on their native cadence. Page caches revalidate every 24 hours via Next.js ISR.

Does this comparison replace tax or financial advice?

No. The St. Louis vs Kansas City cost-of-living page is educational reference using public data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for material decisions.

Explore More

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Sources & Citations

  1. Zillow Research — ZHVI (home values) & ZORI (observed rent index) — zillow.com/research/data
  2. U.S. Census Bureau — American Community Survey (ACS) 5-year estimates — census.gov/acs
  3. Bureau of Economic Analysis — Regional Price Parities by state and MSA — bea.gov/rpp
  4. Tax Foundation — effective state and local tax rates — taxfoundation.org
  5. Freddie Mac PMMS — weekly national average mortgage rates — freddiemac.com/pmms
  6. Internal Revenue Service — federal income tax brackets and standard deduction — irs.gov
  7. U.S. Bureau of Labor Statistics — unemployment and wage statistics — bls.gov
Methodology & Assumptions

Home prices use Zillow Home Value Index (ZHVI)[1]; rents use Zillow Observed Rent Index (ZORI)[1]. Median household income comes from the Census ACS 5-year estimates[2].

COL indices use the BEA Regional Price Parity methodology[3], normalized so 100 = national average.

Property tax rates are effective rates from the Tax Foundation[4], expressed as % of owner-occupied home value. Mortgage estimates assume 6.5% fixed rate[5], 30-year term, 20.0% down, $1,800/yr homeowners insurance.

Federal tax calculations[6] assume single filer, standard deduction. State tax uses the top marginal rate times taxable income after the state standard deduction. FICA = 6.2% Social Security (up to wage base) + 1.45% Medicare.

Salary equivalence uses adjusted = salary × (COL_destination / COL_origin). This captures cost-of-living shift but not state income tax differences.

Unemployment figures are the most recent monthly MSA-level readings from the BLS LAUS series[7].

Last reviewed is computed from the maximum retrievedAt across every source this page consumes.

City data from Census Bureau[2], BLS[7], and Zillow[1] (2024-2025). Tax calculations use 2025 IRS rates[6], single filer, standard deduction. Mortgage estimates assume 6.5% PMMS rate[5], 30-year term, 20.0% down. COL Index: 100 = national average[3]. Last reviewed 2026-04-19.