- Roof cleaning usually costs $300 to $700, about $610 typical.
- Cleaning moss, algae and stains off the roof of an average home.
What roof cleaning costs
Expect roof cleaning to cost between $300 and $700, with $610 as a typical figure. Cleaning moss, algae and stains off the roof of an average home. By the square foot, This Old House put it at $0.20 to $0.70, with $0.45 in the middle.
| Price | |
|---|---|
| Low end | $300 |
| Typical | $610 |
| High end | $700 |
| Per square foot | $0.20 to $0.70 |
The range blends Fixr, HomeAdvisor and This Old House (method below). Where you live matters: Koira's estimate is $498 in Arkansas and $798 in Hawaii.
What drives the price
- Method. This Old House says blower cleaning is cheapest and soft washing the priciest.
- Roof size and pitch. Bigger and steeper roofs take longer.
- Growth. Heavy moss needs scraping and treatment.
Extra costs to plan for
| Item | Price | Source |
|---|---|---|
| Moss prevention treatment | $100 to $250 | HomeAdvisor |
These often show up as separate lines. When you compare roof cleaning quotes, line them up item by item.
Roof cleaning cost by state
Koira estimates for each state, built from the national $300 to $700. About 80% of a roof cleaning price is labor, and only that part is scaled by the state's median wage for construction and extraction workers. A starting point, not a quote.
| State | Low | Typical | High |
|---|---|---|---|
| Alabama | $253 | $514 | $590 |
| Alaska | $365 | $742 | $851 |
| Arizona | $294 | $598 | $686 |
| Arkansas | $245 | $498 | $571 |
| California | $349 | $709 | $814 |
| Colorado | $307 | $623 | $715 |
| Connecticut | $349 | $709 | $814 |
| Delaware | $299 | $608 | $698 |
| District of Columbia | $343 | $697 | $799 |
| Florida | $259 | $526 | $604 |
| Georgia | $261 | $530 | $608 |
| Hawaii | $392 | $798 | $915 |
| Idaho | $286 | $582 | $668 |
| Illinois | $385 | $782 | $898 |
| Indiana | $309 | $629 | $722 |
| Iowa | $300 | $609 | $699 |
| Kansas | $282 | $573 | $657 |
| Kentucky | $274 | $558 | $640 |
| Louisiana | $261 | $531 | $610 |
| Maine | $303 | $616 | $707 |
| Maryland | $301 | $613 | $703 |
| Massachusetts | $372 | $757 | $869 |
| Michigan | $307 | $623 | $715 |
| Minnesota | $353 | $717 | $823 |
| Mississippi | $249 | $506 | $580 |
| Missouri | $309 | $628 | $721 |
| Montana | $306 | $622 | $713 |
| Nebraska | $277 | $563 | $646 |
| Nevada | $309 | $628 | $721 |
| New Hampshire | $302 | $614 | $705 |
| New Jersey | $356 | $724 | $831 |
| New Mexico | $261 | $531 | $609 |
| New York | $344 | $699 | $802 |
| North Carolina | $259 | $527 | $605 |
| North Dakota | $307 | $623 | $715 |
| Ohio | $310 | $631 | $724 |
| Oklahoma | $256 | $521 | $597 |
| Oregon | $326 | $664 | $762 |
| Pennsylvania | $304 | $618 | $709 |
| Rhode Island | $314 | $639 | $733 |
| South Carolina | $260 | $528 | $606 |
| South Dakota | $262 | $533 | $611 |
| Tennessee | $264 | $536 | $615 |
| Texas | $258 | $525 | $602 |
| Utah | $290 | $590 | $678 |
| Vermont | $301 | $612 | $702 |
| Virginia | $288 | $585 | $671 |
| Washington | $364 | $741 | $850 |
| West Virginia | $292 | $594 | $682 |
| Wisconsin | $317 | $644 | $739 |
| Wyoming | $301 | $612 | $702 |
Rural areas and cities in the same state can differ a lot.
How we got these numbers
| Guide | Range | Average | Use |
|---|---|---|---|
| Fixr | $450 to $700 | $612 | Counted |
| HomeAdvisor | $296 to $626 | $461 | Counted |
| This Old House | $300 to $1,050 | $675 | Counted |
We take the middle of the guides' lows for the low end, the middle of their highs for the high end, and the middle of their averages for the typical roof cleaning price. Where a guide gives no average we use its midpoint. All read on October 9, 2026.
Labor share used: 80%. Roof cleaning is a crew's time with cleaner and equipment. Koira's assumption. State factor: the state's median hourly wage for construction and extraction workers over the national $28.63 (BLS, May 2025), kept between 0.7 and 1.4.
For contractors: price this job in Koira
Roofs are priced by the square, so measure once, show the squares, the tear-off and the extras, and send it the same day.
On Koira's free Office plan you build the estimate, text it, collect the deposit and turn it into an invoice when the roof cleaning is done. Price this job in Koira, free.
Sources: Fixr, roof cleaning cost; HomeAdvisor, roof cleaning cost; This Old House, roof cleaning cost; Today's Homeowner, roof cleaning cost; BLS Occupational Employment and Wage Statistics, May 2025 (state and national files). Prices checked October 9, 2026. More for your trade: how the trade runs on Koira.