Basic
$0.26 – $0.60 per sq ft
Soft wash with a standard algaecide mix in one application, loose moss brushed off, plantings pre-wetted and rinsed

Photo: S.Buckalew · CC BY-SA 3.0 · Source
Soft-wash cleaning of a residential asphalt, metal or tile roof to remove algae, moss and stains, priced per square foot of roof surface.
Clean a Roof in Milwaukee, Wisconsin typically costs $0.30 to $0.70 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 Milwaukee are 3.0% higher than the national average for clean a roof.
National average: $0.30 – $0.70 per sq ft
$0.26 – $0.60 per sq ft
Soft wash with a standard algaecide mix in one application, loose moss brushed off, plantings pre-wetted and rinsed
$0.30 – $0.70 per sq ft
Soft wash with mix strength matched to the roof material, surfactant for dwell, loose moss removed, plantings wetted before and rinsed after
$0.37 – $0.88 per sq ft
Soft wash with longer dwell and a second spot application on heavy streaks, moss hand-removed, plants covered, eaves and downspouts rinsed
| Component | Category | Price Range | Unit |
|---|---|---|---|
| Materials | material | $0.12 – $0.29 | sq ft |
| Labor | labor | $0.11 – $0.28 | sq ft |
| Supplies & Other | supplies | $0.04 – $0.08 | sq ft |
| Equipment & Disposal | equipment | $0.03 – $0.06 | sq ft |
Asphalt shingle roof partly cleaned, light patch among dark stained shingles
Photo: S.Buckalew · CC BY-SA 3.0 · Source
Find a pro to do thisMetal shingle roof being cleaned with a pole-mounted brush, leaving a lighter area
Photo: Stormsinger54 · CC BY-SA 4.0 · Source
Find a pro to do thisLabor costs in Milwaukee run proportionally higher than materials, which may favor material-heavy solutions.
Connect with local clean a roof contractors in Milwaukee for personalized quotes based on your specific project.