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Cost of Living Comparison 2026

Compare Kansas City, MO and St. Louis, MO using saved regional data and explicit budgeting assumptions. Rent estimates are not live listings. Change the salary below, then check the source notes before applying a result to your household.

Data: HUD rent estimates, BLS cost of living

$
Numbers update automatically as you type

You'd save $250/month moving to St. Louis, MO

$150.0K in your current city equals $147.0K in St. Louis, MO

Rent data from HUD ZIP-level estimates · COL index from Kansas City, MO-KS area
Overall Cost
↓ 3.3%
Less expensive
Monthly Impact
$250
Savings
Annual Impact
$3.0K
Per year

Based on monthly living costs (rent, groceries, utilities, transport, healthcare). Home purchase prices shown separately below.

Kansas City, MO

Population:508K
Cost Index:
100
100 = national average
Median Home:$257K

St. Louis, MO

Population:302K
Cost Index:
97
(3% below avg)
Median Home:$145K

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Kansas City, MO

The Show-Me State

508K
Population
State Tax
Yes

Located in Missouri, this city has a population of 508K residents.

St. Louis, MO

The Show-Me State

302K
Population
State Tax
Yes

Located in Missouri, this city has a population of 302K residents.

Cost Breakdown by Category

Annual spending: Kansas City, MO vs St. Louis, MO

Housing
↓ 11.1%
Kansas City, MO
$2,105
St. Louis, MO
$1,871
Difference
$234
less
Healthcare
↓ 13.3%
Kansas City, MO
$607
St. Louis, MO
$527
Difference
$80.54
less
Groceries
→ 0.0%
Kansas City, MO
$949
St. Louis, MO
$949
Difference
$0
same
Transportation
→ 0.0%
Kansas City, MO
$1,216
St. Louis, MO
$1,216
Difference
$0
same
All Utilities
→ 0.0%
Kansas City, MO
$535
St. Louis, MO
$535
Difference
$0
same
Other
→ 0.0%
Kansas City, MO
$1,607
St. Louis, MO
$1,607
Difference
$0
same

🏛️ Local Income Taxes

Kansas City, MO: Kansas City Earnings Tax$1,500/yr (1.0%)
St. Louis, MO: St. Louis Earnings Tax$1,500/yr (1.0%)
Net difference$0/yr

Local taxes are in addition to state income tax. Not all cities levy local income taxes.

🏠Rent Comparison

Studio
From$1,180
To$910
↓ $270
1 Bed
From$1,280
To$950
↓ $330
2 Bed
From$1,460
To$1,160
↓ $300
3 Bed
From$1,900
To$1,490
↓ $410
Kansas City, MOZIP-level data

1BR range: $900–$1,800/mo

St. Louis, MOZIP-level data

1BR range: $800–$1,480/mo

💡 Note: Rent prices are based on HUD Fair Market Rent data and represent median costs. Actual prices vary by neighborhood, amenities, and condition. Source: HUD Small Area Fair Market Rents FY2026.

$7,020
Monthly in Kansas City, MO
$6,705
Monthly in St. Louis, MO
$314
Difference

Home Values

Kansas City
St. Louis
$257K
Median Value
$145K
↑ +0.6%
YoY Change
↓ -0.8%
↑ +32.2%
5-Year Change
↑ +10.9%
$80K - $587K
Price Range
$38K - $302K

Homes in St. Louis are 44% less expensive than Kansas City

Source: Zillow Home Value Index (ZHVI), January 2026

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings
→ $0
Same taxes
Monthly Difference
$0
Same take-home
Effective Rate Diff
0.0%
Rate difference

Kansas City, MO

Federal Income Tax
Effective: 18.9%
$25.5K
Missouri State Tax
Effective: 5.3%
$7.9K
FICA Taxes
Social Security + Medicare
$11.5K
Total Taxes
Effective: 30.0%
$44.9K
Take-Home Pay
$8,755/month
$105.1K

St. Louis, MO

Federal Income Tax
Effective: 18.9%
$25.5K
Missouri State Tax
Effective: 5.3%
$7.9K
FICA Taxes
Social Security + Medicare
$11.5K
Total Taxes
Effective: 30.0%
$44.9K
Take-Home Pay
$8,755/month
$105.1K

Additional Tax Information

Kansas City, MO Tax Rates

Sales Tax:8.2%
Property Tax:1.0%

St. Louis, MO Tax Rates

Sales Tax:8.2%
Property Tax:1.0%

💡 Note: Tax calculations are estimates based on 2024/2025 tax brackets for single filers with standard deduction. Actual taxes may vary based on filing status, deductions, credits, and local variations.

Environment

Kansas City
St. Louis
46 Good
Air Quality
54 Moderate
59.3%
Good Air Days
38%
97 High
Climate Risk
99 High
🌊🌡🌪
Top Hazards
🌊🌡🫨
▲+3.3°F
2050 Outlook
▲+3.0°F
44 days
Heat Days >95°F
39 days
▲+3.3°F
2050 Outlook
▲+3.0°F
44 days
Heat Days >95°F
39 days

What to Consider When Moving from Kansas City, MO to St. Louis, MO

Relocating from Kansas City, MO to St. Louis, MO involves more than just comparing rent prices. While the overall cost of living is about 3% lower in St. Louis, MO, your actual experience will depend on your lifestyle, job situation, and priorities. Here are the key factors to weigh before making the move.

Housing & Rent

Housing is typically the largest line item in any budget, and it’s where the biggest differences show up between cities. In this comparison, housing in St. Louis, MO is 11% cheaper than in Kansas City, MO. Keep in mind that neighborhood choice within a city can swing rent by 30–50%, so research specific areas — not just city averages — before signing a lease. If you’re buying, factor in property tax rates, which vary significantly by county and state.

Job Market & Salary Adjustments

A lower cost of living doesn’t help if your salary drops proportionally. Before committing to a move, research whether employers in St. Louis, MO pay comparable wages for your role. Remote workers may keep their current salary, but some companies adjust pay based on location. Use the salary calculator above to see what you’d need to earn in St. Louis, MO to match your current standard of living in Kansas City, MO.

Taxes & Take-Home Pay

State income tax, property tax, and sales tax all affect how far your paycheck stretches. Some states have no income tax but make up for it with higher property or sales taxes. The tax comparison section above breaks down how your take-home pay would change. Don’t forget about vehicle registration fees, tolls, and other state-specific costs that add up over a year.

Quality of Life & Lifestyle Fit

Numbers only tell part of the story. Consider climate preferences, commute times, proximity to family, school quality if you have children, healthcare access, and the general “feel” of a city. A place that’s 15% cheaper might not be worth it if it means a longer commute or fewer amenities you value. If possible, visit St. Louis, MO for a week before making a final decision — experiencing the day-to-day rhythm matters more than any spreadsheet.

Frequently Asked Questions: Kansas City, MO vs St. Louis, MO

How do the cost estimates for Kansas City, MO and St. Louis, MO compare?

The saved overall index for St. Louis, MO is 3.3% lower than for Kansas City, MO. This is a broad model comparison, not a survey of today's prices or a forecast of your household spending. Some cities use adjusted regional fallback data.

What does the equivalent salary mean?

At a $150,000 salary in Kansas City, MO, the model estimates $147,000 in St. Louis, MO. It assumes 60% of gross income changes with the relative cost index and 40% stays fixed. The monthly difference is the salary difference divided by 12; it is not take-home pay or guaranteed savings. Household size, childcare and your actual lease are not inputs to this calculation.

What rent estimates are available for Kansas City, MO and St. Louis, MO?

The modeled two-bedroom rents are $1,460/month in Kansas City, MO and $1,160/month in St. Louis, MO. Where available, the source is a city median of HUD FY2026 ZIP-level estimates; otherwise a saved metro table is used. City adjustments may also apply. These are not asking rents or available listings. Compare actual properties with the same bedroom count and included utilities.

How should I use this comparison before moving?

Use it to shortlist locations, then replace modeled costs with a current housing quote, employer-confirmed income, commute costs, insurance and your household's other expenses. Add one-time moving costs separately. Source years differ and the saved datasets are not a live price feed. Read the methodology for the formulas and fallback rules.

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