Basement Finishing Cost in Illinois (2026)
Average cost in Illinois: $100(range: $0 – $100)
Browse exact estimates for all 7 cities in Illinois — updated for 2026.
State average
$100
Range
$0 – $100
Most expensive city
Chicago
$100 avg
Most affordable city
Peoria
$0 avg
Basement Finishing Cost in Illinois Cities
Click any city for a detailed estimate with interactive calculator
More Renovation Calculators for Illinois
Bathroom Remodel
avg $12,700 in IL
Kitchen Remodel
avg $28,600 in IL
Flooring Installation
avg $0 in IL
Interior Painting
avg $0 in IL
Electrical Wiring
avg $5,000 in IL
Plumbing
avg $3,900 in IL
Roof Replacement
avg $11,000 in IL
Full Home Renovation
avg $100 in IL
Bedroom Remodel
avg $7,200 in IL
Living Room Remodel
avg $10,500 in IL
Dining Room Remodel
avg $6,600 in IL
Kids Room Remodel
avg $5,500 in IL
Attic Conversion
avg $30,800 in IL
Home Office Remodel
avg $8,300 in IL
Garage Conversion
avg $19,800 in IL
Entryway Remodel
avg $3,900 in IL
Closet Installation
avg $3,300 in IL