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Cost of Living Comparison 2026

๐Ÿ“ O'Fallon, IL โ€” COL adjusted from St. Louis, MO area + state data

$

Numbers update automatically as you type

You'd spend $1.3K/month more in Raleigh, NC

$150.0K in your current city equals $165.5K in Raleigh, NC

Rent data from HUD ZIP-level estimates ยท COL index from St. Louis, MO-IL area
Overall Cost
โ†‘ 17.2%
More expensive
Monthly Impact
$1,290
Extra cost
Annual Impact
$15.5K
Per year

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

O'Fallon, IL

Population:32K
Cost Index:100
Median Home:$145K

Raleigh, NC

Population:474K
Cost Index:117
Median Home:$512K

O'Fallon, IL

The Prairie State

32K
Population
State Tax
Yes

Located in Illinois, this city has a population of 32K residents.

Raleigh, NC

The Tar Heel State

474K
Population
State Tax
Yes
Climate
Humid subtropical

Notable Facts

  • โ€ขResearch Triangle
  • โ€ขState capital
  • โ€ขMajor university town

Major Industries

TechnologyResearchEducationGovernment

Cost Breakdown by Category

Annual spending: O'Fallon, IL vs Raleigh, NC

๐Ÿ Housing
โ†‘ 54.1%
O'Fallon, IL
$1,602
Raleigh, NC
$2,469
Difference
$867
more
๐Ÿ“ฆOther
โ†‘ 11.7%
O'Fallon, IL
$1,529
Raleigh, NC
$1,707
Difference
$179
more
๐Ÿš—Transportation
โ†‘ 11.0%
O'Fallon, IL
$1,156
Raleigh, NC
$1,284
Difference
$128
more
๐ŸฅHealthcare
โ†‘ 17.0%
O'Fallon, IL
$514
Raleigh, NC
$601
Difference
$87.34
more
๐Ÿ›’Groceries
โ†‘ 3.6%
O'Fallon, IL
$926
Raleigh, NC
$959
Difference
$33.41
more
โšกAll Utilities
โ†‘ 4.6%
O'Fallon, IL
$522
Raleigh, NC
$546
Difference
$24.14
more

๐Ÿ Rent Comparison

Studio
From$526
To$1,570
โ†‘ $1,044
1 Bed
From$606
To$1,640
โ†‘ $1,034
2 Bed
From$728
To$1,800
โ†‘ $1,072
3 Bed
From$1,011
To$2,255
โ†‘ $1,244
Raleigh, NCZIP-level data

1BR range: $1,400โ€“$1,880/mo

๐Ÿ’ก 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.

$6,249
Monthly in O'Fallon, IL
$7,567
Monthly in Raleigh, NC
$1,318
Difference

Home Values

O'Fallon
Raleigh
-
Median Value
$512K
-
YoY Change
โ†“ -0.5%
-
5-Year Change
โ†‘ +38.2%
-
Price Range
$314K - $992K

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

Tax Comparison

Annual tax burden comparison at $150.0K salary

Tax Savings
โ†‘ $300
Per year
Monthly Difference
$25.00
More take-home
Effective Rate Diff
0.2%
Rate difference

O'Fallon, 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

Raleigh, NC

Federal Income Tax
Effective: 18.9%
$25.5K
North Carolina State Tax
Effective: 4.8%
$7.1K
FICA Taxes
Social Security + Medicare
$11.5K
Total Taxes
Effective: 29.4%
$44.1K
Take-Home Pay
$8,822/month
$105.9K

Additional Tax Information

O'Fallon, IL Tax Rates

Sales Tax:8.8%
Property Tax:2.2%

Raleigh, NC Tax Rates

Sales Tax:7.1%
Property Tax:0.8%

๐Ÿ’ก 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

O'Fallon
Raleigh
54 Moderate
Air Quality
46 Good
38%
Good Air Days
61.7%
99 High
Climate Risk
96 High
๐ŸŒŠ๐ŸŒก๐Ÿซจ
Top Hazards
๐ŸŒŠ๐ŸŒก๐ŸŒช
โ–ฒ+3.0ยฐF
2050 Outlook
โ–ฒ+2.8ยฐF
39 days
Heat Days >95ยฐF
31 days
โ–ฒ+3.0ยฐF
2050 Outlook
โ–ฒ+2.8ยฐF
39 days
Heat Days >95ยฐF
31 days

๐Ÿ’ฐ See how taxes change too โ€” compare take-home pay between Illinois and North Carolina on TaxTakeHome.com

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