Solar Energy Cost in Mililani, HI in 2026
Most Solar Energy projects in Mililani, HI cost between $20,000 and $39,000. The typical price is $28,000.
Labour and materials in Mililani run about 28% 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 Mililani, HI
| Quality tier | Cost per watt |
|---|---|
| Budget | $2.56 |
| Mid-range | $3.49 |
| High-end | $4.88 |
Solar panel installers in Mililani, HI
Businesses listed on Google near Mililani, HI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.
Aloha Solar Panel Cleaning LLC
4.9(159 reviews)
66-437 Kamehameha Hwy #1036, Haleiwa, HI 96712
Malama Solar
4.6(204 reviews)
111 Sand Island Access Rd # I1, Honolulu, HI 96819
Sunshine Solar Panel Cleaning
4.9(134 reviews)
86-3001 Leihua Pl, Waianae, HI 96792
Sunspear Energy
4.9(123 reviews)
345 N Nimitz Hwy A, Honolulu, HI 96817
Hawaii Energy Connection
4.8(78 reviews)
99-1350 Koaha Pl, Aiea, HI 96701
PV HAWAII, LLC
4.8(60 reviews)
91-6221 Kapolei Pkwy, Ewa Beach, HI 96706