Solar Energy Cost in Seattle, WA in 2026
Most Solar Energy projects in Seattle, WA cost between $19,500 and $37,000. The typical price is $27,000.
Labour and materials in Seattle run about 20% 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 Seattle, WA
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.45 |
| Mid-range | $3.34 |
| High-end | $4.68 |
Solar panel installers in Seattle, WA
Businesses listed on Google near Seattle, WA. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Northwest Electric and Solar
4.9(321 reviews)
18001 73rd Ave NE, Kenmore, WA 98028
Galaxy Electric
5.0(279 reviews)
14715 Aurora Ave N, Shoreline, WA 98133
Omnidian
4.3(592 reviews)
506 2nd Ave 2nd Floor, Seattle, WA 98104
Sunergy Systems
4.9(249 reviews)
4546 NW Leary Wy, Seattle, WA 98107
SolTerra
4.8(146 reviews)
2909 1st Ave S, Seattle, WA 98134
A&R Solar
4.8(133 reviews)
9700 Martin Luther King Jr Way S, Seattle, WA 98118