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Published October 21, 2026Updated October 21, 2026

Roof Cleaning Cost in Florida: What Treasure Coast Homeowners Actually Pay

Tile roof after a Pure Flow Soft Wash roof-cleaning project

If you've got black streaks running down your roof, you're probably wondering two things: what's causing them, and what it costs to make them go away. Here's the honest breakdown for Treasure Coast homeowners.

What Causes the Black Streaks

Those dark streaks are algae — specifically Gloeocapsa magma. It feeds on the limestone in your shingles and spreads in Florida's humidity. It's not dirt, and it won't rinse off with a garden hose.

What Soft Wash Roof Cleaning Costs

Roof cleaning pricing depends on several factors — every property is different:

  • Size of the home and roof
  • Roof type (shingle vs. tile)
  • Pitch and access (steep roofs take more time and care)
  • Level of algae and staining
  • Second story or complex layouts

Tile roofs and steep-pitch roofs cost more because they take more time and care. Heavily stained roofs may need a second treatment. The only way to know your number is to have someone look at your roof.

What's Included

A proper soft wash roof cleaning includes:

  • Algae and mold treatment that kills growth at the root
  • Landscaping and AC protection before we start
  • Gutter and downspout rinse-out
  • A clean that lasts 2-4 years, not months

Beware of Cheap Bids

If a roof cleaning quote sounds too good to be true, the contractor is probably:

  • Using pressure that will damage your shingles
  • Skipping the algaecide that prevents regrowth
  • Not licensed or insured

Quality roof cleaning is an investment in protecting one of the most expensive parts of your home.

Why Soft Wash Instead of Pressure

Pressure washing a shingle roof strips the granules that protect it — you'll shorten the roof's life. Soft wash uses low pressure and a cleaning solution that kills the algae. The result lasts longer and your roof stays intact.

How Often Should You Clean Your Roof

In most Treasure Coast neighborhoods, every 2-4 years. Shaded homes near water may need it more often.

Get a Real Quote

Every roof is different — pitch, shade, staining level, and size all change the number. The only way to know is to have someone look at it.

Related reading: roof cleaning in Palm City and how often to clean your roof.