Basic
$151 – $352 per project
Panels washed with purified water and a soft brush from a water-fed pole

Professional cleaning of a residential rooftop solar array (about 15-30 panels) in one visit.
Clean Solar Panels in Honolulu, Hawaii typically costs $177 to $414 per project as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Honolulu are 21.0% higher than the national average for clean solar panels.
National average: $150 – $350 per project
$151 – $352 per project
Panels washed with purified water and a soft brush from a water-fed pole
$177 – $414 per project
Panels hand-washed with soft brushes and purified water, bird droppings softened and removed, frames rinsed
$222 – $518 per project
Panels washed with purified water, spot-free rinse, frames and edges detailed, debris cleared under array edges, photo report
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $76 – $176 | job |
| Labor | labor | $68 – $159 | job |
| Supplies & Other | supplies | $20 – $47 | job |
| Equipment & Disposal | equipment | $13 – $31 | job |
Rooftop solar panel array on the sloped roof of a white house
Photo: Mike Spasoff · CC BY 2.0 · Source
Find a pro to do thisClean flat-roof solar panels tilted on mounting racks in sunlight
Photo: Port of San Diego · CC BY 2.0 · Source
Find a pro to do thisLabor costs in Honolulu run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local clean solar panels contractors in Honolulu for personalized quotes based on your specific project.