Sunrooms Cost in Chesterfield, MO in 2026
Most Sunrooms projects in Chesterfield, MO cost between $24,000 and $89,000. The typical price is $49,000.
Chesterfield prices track the national average closely. Costs here are close enough to the national picture that the adjustment barely moves the number.
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 Chesterfield, MO
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $120 |
| Mid-range | $245 |
| High-end | $445 |
Sunroom builders in Chesterfield, MO
Businesses listed on Google near Chesterfield, MO. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Chesterfield Fence & Deck Company
4.5(495 reviews)
620 Spirit Valley E Dr, Chesterfield, MO 63005
Maris Home Improvements
4.8(288 reviews)
208 Chesterfield Industrial Blvd, Chesterfield, MO 63005
Patriot Builds Sunrooms
4.6(294 reviews)
811 S Kirkwood Rd, Kirkwood, MO 63122
Lakeside Renovation & Design
4.7(188 reviews)
139 Chesterfield Industrial Blvd, Chesterfield, MO 63005
Jacob Sunrooms, Exteriors & Baths
4.8(110 reviews)
1707 Gilsinn Ln, Fenton, MO 63026
California Custom Decks
4.9(40 reviews)
9227 Manchester Rd, St. Louis, MO 63144