Solar Energy Cost in Johnston, RI in 2026
Most Solar Energy projects in Johnston, RI cost between $18,500 and $36,000. The typical price is $26,000.
Labour and materials in Johnston run about 11% 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 Johnston, RI
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.34 |
| Mid-range | $3.19 |
| High-end | $4.47 |
Solar panel installers in Johnston, RI
Businesses listed on Google near Johnston, RI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Rooftop Power
4.8(882 reviews)
275 W Natick Rd Suite 800, Warwick, RI 02886
Evergreen Solar
4.9(366 reviews)
163 Exchange St Ste 201, Pawtucket, RI 02860
DO IT RIGHT SOLAR
5.0(228 reviews)
19 Maplecrest Dr, Greenville, RI 02828
Newport Solar
5.0(108 reviews)
300 Old Baptist Rd #2, North Kingstown, RI 02852
OneGrid Energy Integration
4.9(98 reviews)
225 Dyer St, Providence, RI 02903
Sunfinity Power
4.9(90 reviews)
1665 Hartford Ave Unit 20, Johnston, RI 02919