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Illinois vs North Carolina

Cost of Living, Taxes & Financial Comparison (2026)

TL;DR

Illinois has a 4.95% top income tax bracket vs 4.99% in North Carolina. Cost-of-living index: 104 vs 98 (US = 100). Median home: $315,000 vs $365,000.

Source: Tax Foundation · Zillow ZHVI · BEA RPP, 2026-04-19

⚖️

North Carolina is 6% cheaper to live in than Illinois overall.

Written by Jere Salmisto, Founder & Quantitative Systems Builder, CalcFi·Reviewed by CalcFi Editorial·Last reviewed 2026-04-19

Income Tax

Illinois: 4.95%

North: 4.99%

Property Tax

Illinois: 0.85%

North: 0.84%

Median Home

Illinois: $315,000

North: $365,000

COL Index

Illinois: 104

North: 98

Side-by-Side Comparison

Metric
Illinois
North Carolina
Winner
💰

State Income Tax

Top marginal rate

4.95%
4.99%
Tied
🏠

Property Tax Rate

% of home value annually

0.85%
0.84%
North Carolina
🏡

Median Home Price

2026 estimate

$315,000
$365,000
Illinois
🛡️

Avg. Insurance Cost

Home insurance annually

$1,440/yr
$1,440/yr
Tied
📊

Cost of Living Index

100 = national average

104
98
North Carolina
📋

Effective Tax Burden

Income + property tax combined

3.3%
3.3%
Tied

Detailed Analysis

💰 Tax Comparison: Who Pays More?

Illinois taxes income at up to <strong>4.95%</strong>, while North Carolina's top rate is <strong>4.99%</strong>. On property taxes, Illinois charges 0.85% annually vs 0.84% in North Carolina. On a $315,000 home in Illinois, that's $2,678/year in property taxes vs $3,066/year on a median-priced home in North Carolina. Overall, Illinois has the lower combined tax burden.

🏠 Housing Affordability

The median home price in Illinois is $315,000 compared to $365,000 in North Carolina — a difference of $50,000 (16%). Illinois offers more affordable homeownership, with lower down payments and monthly mortgage payments. Factor in property tax rates: annual taxes on a median home are $2,678 in Illinois vs $3,066 in North Carolina.

📊 Cost of Living Analysis

Illinois's cost of living index is 104 and North Carolina's is 98 (national average = 100).North Carolina is approximately 6% cheaper overall. Home insurance also varies: Illinois averages $1,440/year vs $1,440/year in North Carolina. Over 10 years, the cost of living difference could amount to tens of thousands of dollars in savings for residents of North Carolina.

🎯 Which State Is Better For...

👴 Retirees

→ Illinois

Illinois has lower overall tax rates, better for fixed-income retirees.

👨‍👩‍👧 Families

→ Illinois

Illinois offers more affordable housing, which is critical for families needing space.

💼 High Earners

→ Illinois

Illinois has a lower top income tax rate, keeping more of high salaries in your pocket.

💻 Remote Workers

→ North Carolina

North Carolina's lower cost of living (index: 98) lets remote workers maximize purchasing power without sacrificing location.

Run the Numbers

Illinois Calculators

→ Illinois income tax calculator→ Mortgage calculator for Illinois→ Property tax estimator

North Carolina Calculators

→ North Carolina income tax calculator→ Mortgage calculator for North Carolina→ Full cost of living comparison

Illinois vs North Carolina: Common Questions

Is Illinois or North Carolina cheaper to live in?

North Carolina has a lower cost of living index (98 vs 104). North Carolina is approximately 6% cheaper overall.

Which state has lower taxes, Illinois or North Carolina?

Illinois has a 4.95% top income tax rate and 0.85% property tax rate. North Carolina has a 4.99% top income tax rate and 0.84% property tax rate. Illinois has the lower combined burden.

How do home prices compare between Illinois and North Carolina?

Median home price in Illinois is $315,000 vs $365,000 in North Carolina — a 16% difference of $50,000.

Is Illinois better for retirees than North Carolina?

Both states have income taxes. Illinois has the lower overall tax burden, which matters on fixed retirement income.

Which state has lower property taxes, Illinois or North Carolina?

Illinois's effective property tax rate is 0.85% vs 0.84% in North Carolina. North Carolina has the lower rate.

What is the cost-of-living gap between Illinois and North Carolina?

Illinois's cost-of-living index is 104 (US = 100) vs 98 for North Carolina — a gap of 6 index points.

Which state is friendlier for small business?

Small-business friendliness depends on income tax (4.95% vs 4.99%), corporate tax, sales tax, and licensing burden. Use the breakdown table on this page; for personalized analysis, consult a CPA.

Where does this comparison data come from?

Data is sourced from the U.S. Census Bureau (ACS), Tax Foundation, BLS OEWS wage tables, Zillow ZHVI, and Freddie Mac PMMS. Each value is timestamped and refreshed via our hourly ETL.

How often is this comparison updated?

Live series (mortgage rates) refresh hourly. State-level tax tables refresh on each Tax Foundation release. Page caches revalidate every 24 hours via Next.js ISR.

Does this comparison replace tax or financial advice?

No. This page provides an educational side-by-side using public data and standard formulas. It is not personalized tax, legal, or investment advice. Consult a licensed professional for material decisions.

Related State Comparisons

Illinois vs ArizonaNorth Carolina vs ArizonaIllinois vs CaliforniaNorth Carolina vs CaliforniaNorth Carolina vs FloridaNorth Carolina vs GeorgiaNorth Carolina vs IndianaNorth Carolina vs Maryland

Sources & Citations

  1. Tax Foundation — State Tax Rates and Brackets; Property Taxes Paid as % of Owner-Occupied Housing Value; Estate Tax Exemptions — taxfoundation.org
  2. Zillow Research — ZHVI statewide home values — zillow.com/research/data
  3. State Departments of Revenue — official bracket + deduction publications — state revenue DOR index
  4. Bureau of Economic Analysis — Regional Price Parities (statewide COL index) — bea.gov/rpp
  5. NAIC — Homeowners Insurance Report (avg. premiums by state) — naic.org
  6. FRED (Federal Reserve) — median household income and macro indicators by state — fred.stlouisfed.org
  7. U.S. Census Bureau — American Community Survey — census.gov/acs
Methodology & Assumptions

State income tax shown is the top marginal rate from the Tax Foundation[1] and state DOR publications[3]. Effective rate on median income differs; the "effective tax burden" metric in the comparison table approximates income tax as (top marginal / 2) + property tax rate.

Property tax rate is the effective rate (taxes paid as % of owner-occupied home value)[1]. Actual millage rates vary by county and city; these are statewide averages.

Median home price is the Zillow Home Value Index (ZHVI) statewide typical home value[2].

Cost of Living Index is the BEA Regional Price Parity[4] normalized so 100 = national average.

Homeowners insurance averages are NAIC HO-3 annual premiums[5].

Macro figures (unemployment, real median household income) come from FRED[6] and the Census ACS[7].

"Who wins by group" (retirees, families, high earners, remote workers) is a simplified decision framework; personal circumstances vary.

Last reviewed is the maximum retrievedAt timestamp across the datasets this page consumes.

State data sourced from Tax Foundation[1], U.S. Census Bureau[7], Zillow Research[2], and state revenue agencies[3]. Last reviewed 2026-04-19.