Sunrooms Cost in Winnetka, IL in 2026
Most Sunrooms projects in Winnetka, IL cost between $25,000 and $96,000. The typical price is $53,000.
Labour and materials in Winnetka 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
- Three-season versus fully conditioned four-season
- Foundation type — slab, piers or existing deck
- Glazing performance
- Whether HVAC is extended into the space
Usually included
- Foundation and framing
- Glazing and roof panels
- Electrical rough-in and finish
Usually extra
- HVAC extension
- Permits
- Interior finishes beyond basic
Unit prices in Winnetka, IL
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $125 |
| Mid-range | $265 |
| High-end | $480 |
Sunroom builders in Winnetka, IL
Businesses listed on Google near Winnetka, IL. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Royalty Windows & Exteriors
5.0(213 reviews)
4318 Regency Dr, Glenview, IL 60025
Envy Home Services
4.7(201 reviews)
575 S Arthur Ave, Arlington Heights, IL 60005
Airoom Architects, Builders and Remodelers
4.5(215 reviews)
6825 Lincoln Ave, Lincolnwood, IL 60712
Erdmann Outdoor Living
4.8(69 reviews)
3104 N Arlington Heights Rd, Arlington Heights, IL 60004
Timberbuilt Rooms
4.6(58 reviews)
841 Equity Drive, St. Charles, IL 60174
NewLeaf
5.0(30 reviews)
1044 Gage St, Winnetka, IL 60093