Additions - To Existing Structure Cost in Lyons, IL in 2026
Most Additions - To Existing Structure projects in Lyons, IL cost between $55,000 and $255,000. The typical price is $120,000.
Labour and materials in Lyons run about 10% above the national average. These figures are adjusted for that, so they are not the national average you will find elsewhere.
What drives the price
- Whether the addition needs its own foundation and roof tie-in
- Adding a bathroom or kitchen (plumbing and electrical runs)
- Structural work to the existing wall being opened up
- Local permit and inspection requirements
Usually included
- Framing, roofing and siding to match
- Electrical rough-in and finish
- Insulation, drywall and paint
- Flooring and trim
Usually extra
- Permits and architectural drawings
- Site work or tree removal
- High-end fixtures and appliances
Unit prices in Lyons, IL
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $140 |
| Mid-range | $300 |
| High-end | $640 |
Home addition and remodeling contractors in Lyons, IL
Businesses listed on Google near Lyons, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Safe + Sound Design Build
5.0(66 reviews)
250 Lawton Rd, Riverside, IL 60546
AMB Associates
4.9(43 reviews)
8109 Ogden Ave, Lyons, IL 60534
Ashton Construction Home Additions
4.9(38 reviews)
1064 Hillgrove Ave, Western Springs, IL 60558
MIDWEST REMODELING & BUILDERS LTD
4.9(37 reviews)
24 Hayes Ave, La Grange, IL 60525
Stratagem Construction & Home Remodeling
5.0(28 reviews)
2000 S 25th Ave, Broadview, IL 60155
Bayer Builders
4.7(26 reviews)
8039 White Ave, Lyons, IL 60534