Solar Energy Cost in Downey, CA in 2026
Most Solar Energy projects in Downey, CA cost between $20,000 and $38,000. The typical price is $27,000.
Labour and materials in Downey 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
- Panel efficiency and inverter type
- Roof complexity and mounting hardware
- Main panel upgrade if the busbar cannot take the backfeed
- Battery storage, which is priced separately
Usually included
- Panels, inverters and racking
- Design, permitting and interconnection
- Installation and commissioning
Usually extra
- Battery storage
- Roof repair or replacement before install
- Utility interconnection fees in some territories
Unit prices in Downey, CA
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.51 |
| Mid-range | $3.43 |
| High-end | $4.80 |
Solar panel installers in Downey, CA
Businesses listed on Google near Downey, CA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Semper Solaris
4.7(559 reviews)
10713 Norwalk Blvd, Santa Fe Springs, CA 90670
Solar with Roció
5.0(46 reviews)
8050 Florence Ave, Downey, CA 90241
AMECO Solar & Roofing
4.2(96 reviews)
7623 Somerset Blvd, Paramount, CA 90723
Evolution Energy
4.5(61 reviews)
9102 Firestone Blvd Unit g, Downey, CA 90241
Skyline Smart Energy
4.1(64 reviews)
10642 Downey Ave Unit 205, Downey, CA 90241
California Solar System
4.1(14 reviews)
8202 Florence Ave, Downey, CA 90240