Illinois Cost Guide
Illinois Home Improvement Costs 2026
Illinois costs are dominated by the Chicago metro – which runs above average while downstate areas are well below. Here’s what projects cost across the Prairie State.
Quick Answer
Illinois statewide cost index is 108, but Chicago metro runs 118-125 while downstate runs 85-95. Strong union presence in Chicago adds cost. Winter limits outdoor work November-March. Good contractor availability in metro; limited downstate.
Illinois Cost Index by Region
| Region | Cost Index | vs National |
|---|---|---|
| Chicago (City) | 125 | +25% |
| North Shore Suburbs | 130 | +30% |
| Near West/South Suburbs | 115 | +15% |
| Far Suburbs (Naperville, Aurora) | 108 | +8% |
| Rockford | 95 | -5% |
| Springfield/Champaign | 88 | -12% |
| Southern Illinois | 82 | -18% |
Project Costs
Kitchen Remodel
| Scope | Chicago | Suburbs | Downstate |
|---|---|---|---|
| Mid-range | $48,000-$68,000 | $40,000-$55,000 | $32,000-$45,000 |
| High-end | $80,000-$130,000 | $65,000-$100,000 | $50,000-$80,000 |
HVAC Systems
| System | Chicago Metro | Downstate |
|---|---|---|
| AC + Furnace | $11,000-$17,000 | $8,000-$13,000 |
| High-efficiency furnace only | $5,000-$9,000 | $4,000-$7,000 |
Chicago Union Considerations
Many Chicago projects – especially commercial and larger residential – require union labor. Union rates run 30-50% higher than non-union, but work quality is typically excellent. City permits can add 3-6 weeks to timelines.
Regional Conditions
Chicago
Cost Index: 125
High labor costs, union presence, complex permitting. Condo work requires HOA approval. Parking and access challenges in dense areas. Strong heating efficiency focus due to harsh winters.
Chicago Suburbs
Cost Index: 108-130
Wide variance – North Shore premium vs. south suburbs discount. Good contractor availability. More straightforward permitting than city. Lot of 1980s-2000s homes needing updates.
Downstate Illinois
Cost Index: 82-95
Well below national average. Limited contractor options in rural areas. Older housing stock. Energy efficiency improvements popular due to heating costs.
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