Quick answer
Louisiana has lower average 1BR rent ($1,280/mo vs $1,850/mo). State income tax: Louisiana (Up to 4.25%) vs Illinois (4.95%) — on a $120K salary that's $840/year difference.
State Comparison · 2026
Illinois vs Louisiana
Side-by-side on state income tax, rent, home prices, climate, and top metros — with specific dollar numbers for every claim.
Last updated: April 23, 2026
Illinois vs Louisiana at a Glance
| Metric | Illinois | Louisiana |
|---|---|---|
| Avg 1BR rent (major metros) | $1,850 | $1,280 ✓ |
| Avg median home price | $340K | $250K ✓ |
| Cheapest city | Chicago ($1,850) | New Orleans ($1,280) ✓ |
| Priciest city | Chicago ($1,850) | New Orleans ($1,280) |
| State income tax | 4.95% | Up to 4.25% ✓ |
| Avg walkability | 78/100 ✓ | 59/100 |
| Cities tracked | 1 | 1 |
✓ marks the lower or more favorable value. Averages use the major metros we track in each state.
State Income Tax: Real Savings
What the rate gap actually looks like in your paycheck. Lower rate: Louisiana (Up to 4.25%).
Salary $80K
$560
/year saved in Louisiana
Salary $120K
$840
/year saved in Louisiana
Salary $200K
$1,400
/year saved in Louisiana
Calculation uses the effective state rate difference × gross salary. Doesn't include property tax, sales tax, or federal impact.
Deep Dive: Each State
Illinois (IL)
Tax reality
Illinois has a flat 4.95% state income tax (moderate) — but property taxes are among the highest in the US, averaging 2.1% effective. On a $350K Chicago home that's $7,400/year. Combined tax burden is higher than it looks. The state's pension underfunding creates long-term fiscal risk for homeowners.
Top cities (1 tracked)
Top drawbacks
- ✕Property tax is brutal — Cook County averages 2.3% effective. On a $500K home, that's $11,500/year. Homeowners feel this every month.
- ✕Chicago winters are genuinely cold. Lake-effect snow, mid-December through March subzero streaks, and winds off Lake Michigan can make it feel -20°F. This is the biggest filter for people considering moving here.
- ✕The state fiscal situation (pension debt, budget pressures) drives ongoing policy uncertainty — property tax, sales tax, and various fees continue to drift upward.
Louisiana (LA)
Tax reality
Louisiana has a progressive state income tax up to 4.25% (low). Property tax is very low (~0.55% effective — among the lowest in the US). Sales tax 4.45% state + local to 9-11% in many areas (extremely high combined sales tax).
Top cities (1 tracked)
Top drawbacks
- ✕Hurricane risk is severe and increasing. New Orleans remains below sea level in parts; Katrina-scale events are possible again and climate change is making landfall events more intense.
- ✕Homeowners insurance in coastal Louisiana has become nearly unreachable — many private insurers have exited, and the state's insurer of last resort is expensive. Premiums of $5,000-$10,000+ on homes worth $300K are common.
- ✕Summers are oppressive. 90°F + 90% humidity for 5+ months. The heat index regularly hits 110°F.
Frequently Asked Questions
Is Illinois or Louisiana cheaper to live in?
Louisiana has lower average 1BR rent across major metros — $1,280/mo vs $1,850/mo in Illinois, a $570/mo difference. Home prices: Louisiana median is $250K vs $340K.
Illinois vs Louisiana: which has lower state income tax?
Louisiana has lower state income tax (Up to 4.25%) vs 4.95% in Illinois. On an $80K salary that's $560/year in savings. On $200K, savings grow to $1,400/year.
Should I move from Illinois to Louisiana?
Illinois has a flat 4.95% state income tax (moderate) — but property taxes are among the highest in the US, averaging 2.1% effective. On a $350K Chicago home that's $7,400/year. Combined tax burden is higher than it looks. The state's pension underfunding creates long-term fiscal risk for homeowners.
What are the best cities in Illinois vs Louisiana?
Illinois's largest metros include Chicago. Louisiana's largest metros include New Orleans. Cost of living varies significantly within each state — a Illinois suburb can be 40% cheaper than its flagship city, and vice versa.