Is Kansas City, MO cheaper than Decatur, IL?

Based on cost of living data, Kansas City, MO is 1.1% cheaper than Decatur, IL. The two cities have very similar living costs.

What salary do I need in Kansas City, MO to live like I do in Decatur, IL?

If you earn $150,000 in Decatur, IL, you'd need approximately $148,991.813 in Kansas City, MO to maintain the same standard of living.

How does housing cost compare between Decatur, IL and Kansas City, MO?

Housing in Kansas City, MO is 7.5% more expensive than in Decatur, IL. For a two-bedroom apartment, rent is $1,460/month in Kansas City, MO compared to $1,088/month in Decatur, IL.

How much can I save per month by moving from Decatur, IL to Kansas City, MO?

Moving from Decatur, IL to Kansas City, MO could save you approximately $84 per month, or $1008 per year, based on a $150,000 salary.

Decatur, IL vs Kansas City, MO: Cost of Living Comparison 2026

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Cost of Living Comparison 2026

📍 Decatur, IL — ZIP-level rent data · COL adjusted from St. Louis, MO area

Current salary in Decatur, IL

Numbers update automatically as you type

You'd save $84.02/month moving to Kansas City, MO

$150.0K in your current city equals $149.0K in Kansas City, MO

Rent data from HUD ZIP-level estimates · COL index from area

Overall Cost

↓ 1.1%

Less expensive

Monthly Impact

$84.02

Savings

Annual Impact

$1.0K

Per year

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

Decatur, IL

Population:69K

Cost Index:100

Median Home:$99K

Kansas City, MO

Population:508K

Cost Index:99

Median Home:$257K

Decatur, IL

The Prairie State

69K

Population

State Tax

Yes

Located in Illinois, this city has a population of 69K residents.

Kansas City, MO

The Show-Me State

508K

Population

State Tax

Yes

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

Cost Breakdown by Category

Annual spending: Decatur, IL vs Kansas City, MO

Category	Decatur, IL	Kansas City, MO	Difference	Change
🏠Housing	$1,958/mo	$2,105/mo	↑ $147more	7.5%
📦Other	$1,681/mo	$1,607/mo	↓ $74.25less	4.4%
🏥Healthcare	$539/mo	$607/mo	↑ $68.52more	12.7%
🚗Transportation	$1,272/mo	$1,216/mo	↓ $56.17less	4.4%
🛒Groceries	$971/mo	$949/mo	↓ $21.68less	2.2%
⚡All Utilities	$548/mo	$535/mo	↓ $12.23less	2.2%

🏠Housing

↑ 7.5%

Decatur, IL

$1,958

Kansas City, MO

$2,105

Difference

$147

📦Other

↓ 4.4%

Decatur, IL

$1,681

Kansas City, MO

$1,607

Difference

$74.25

less

🏥Healthcare

↑ 12.7%

Decatur, IL

$539

Kansas City, MO

$607

Difference

$68.52

🚗Transportation

↓ 4.4%

Decatur, IL

$1,272

Kansas City, MO

$1,216

Difference

$56.17

less

🛒Groceries

↓ 2.2%

Decatur, IL

$971

Kansas City, MO

$949

Difference

$21.68

less

⚡All Utilities

↓ 2.2%

Decatur, IL

$548

Kansas City, MO

$535

Difference

$12.23

less

🏛️ Local Income Taxes

Kansas City, MO: Kansas City Earnings Tax$1,500/yr (1.0%)

Decatur, IL has no local income tax.

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

🏠Rent Comparison

Studio

From$858

To$1,180

↑ $322

1 Bed

From$868

To$1,280

↑ $412

2 Bed

From$1,088

To$1,460

↑ $372

3 Bed

From$1,412

To$1,900

↑ $488

Decatur, ILZIP-level data

1BR range: $730–$910/mo

Kansas City, MOZIP-level data

1BR range: $900–$1,800/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.

$6,968

Monthly in Decatur, IL

$7,020

Monthly in Kansas City, MO

$51.62

Difference

Home Values

Decatur

Kansas City

$99K

Median Value

$257K

↑ +8.9%

YoY Change

↑ +0.6%

↑ +33.5%

5-Year Change

↑ +32.2%

$84K - $114K

Price Range

$80K - $587K

Homes in Kansas City are 159% more expensive than Decatur

Calculate payment - Decatur Calculate payment - Kansas City

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

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings

↓ $504

More taxes

Monthly Difference

$42.00

Less take-home

Effective Rate Diff

0.3%

Rate difference

Decatur, IL

Federal Income Tax

Effective: 18.9%

$25.5K

Illinois State Tax

Effective: 5.0%

$7.4K

FICA Taxes

Social Security + Medicare

$11.5K

Total Taxes

Effective: 29.6%

$44.4K

Take-Home Pay

$8,797/month

$105.6K

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

Additional Tax Information

Decatur, IL Tax Rates

Sales Tax:8.8%

Property Tax:2.2%

Kansas City, 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.