Basic
$0.33 – $0.41 per sq ft
Low-pressure soft wash of the roof with an algae-killing solution and rinse, no high pressure on the roofing

Rendering: BuildX
Pressure Wash Roof: national installed price range, materials and labor breakdown, and local pricing by ZIP code.
Pressure Wash Roof in Manchester, New Hampshire typically costs $0.39 to $0.48 per sq ft as of 2026. Prices reflect local labor and material rates. Use our calculator below for a detailed, ZIP-code-adjusted estimate.
Prices in Manchester are 2.0% lower than the national average for pressure wash roof.
National average: $0.40 – $0.49 per sq ft
$0.33 – $0.41 per sq ft
Low-pressure soft wash of the roof with an algae-killing solution and rinse, no high pressure on the roofing
$0.39 – $0.48 per sq ft
Soft wash with algae and lichen treatment, plants and siding pre-wet and rinsed, runoff controlled at the downspouts
$0.49 – $0.60 per sq ft
Soft wash with extended dwell on heavy moss, loose moss gently brushed off, landscaping protected and rinsed, follow-up post-treat
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.18 – $0.22 | sq ft |
| Labor | labor | $0.14 – $0.17 | sq ft |
| Supplies & Other | supplies | $0.05 – $0.06 | sq ft |
| Equipment & Disposal | equipment | $0.03 – $0.04 | sq ft |
Close-up of black algae streaks on shingles next to a cleaned area
Rendering: BuildX
Find a pro to do thisClean shingle roof after a soft wash with uniform color
Rendering: BuildX
Find a pro to do thisBuildX Pro researches and reviews the national price range for Pressure Wash Roof, then adjusts it to your ZIP code for local labor and material costs using the public data below. Last checked Sep 2026.
Connect with local pressure wash roof contractors in Manchester for personalized quotes based on your specific project.