Sunrooms Cost in El Cajon, CA in 2026
Most Sunrooms projects in El Cajon, CA cost between $28,000 and $105,000. The typical price is $58,000.
Labour and materials in El Cajon run about 24% 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 El Cajon, CA
| Quality tier | Cost per sq ft |
|---|---|
| Budget | $140 |
| Mid-range | $290 |
| High-end | $520 |
Sunroom builders in El Cajon, CA
Businesses listed on Google near El Cajon, CA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Pacific Patio
4.9(183 reviews)
2910 Bancroft Dr, Spring Valley, CA 91977
Skyline Sunrooms and Patio Covers
5.0(110 reviews)
1955 Cordell Ct #101, El Cajon, CA 92020
Southwest Builders
5.0(44 reviews)
1223 Cleveland Ave #200, San Diego, CA 92103
RKC Construction
4.8(36 reviews)
11644 Moreno Ave, Lakeside, CA 92040
San Diego Sunroom Supply
5.0(6 reviews)
7317 El Cajon Blvd Unit 260, La Mesa, CA 91942
El Cajon Room Addition Contractor
5.0(5 reviews)
151 Chambers St #12, El Cajon, CA 92020