LocalProjectBudget

Solar Energy Cost in Honolulu, HI in 2026

Most Solar Energy projects in Honolulu, HI cost between $21,000 and $40,000. The typical price is $29,000.

Labour and materials in Honolulu run about 33% 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 Honolulu, HI

Quality tierCost per watt
Budget$2.62
Mid-range$3.58
High-end$5.01

Solar panel installers in Honolulu, HI

Businesses listed on Google near Honolulu, HI. We are not affiliated with them and do not vet them — always confirm licensing and insurance before hiring.

Solar Energy by project type

Solar Energy costs nearby