Pressure washing costs in Columbia

Here’s the ballpark for common pressure washing jobs around Columbia, SC. Want one for your own project? A photo is all it takes.

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Columbia

What it usually costs

  • Wash the house siding$0.14 – $0.52 per sq ft
  • Wash the driveway and walkways$0.13 – $0.31 per sq ft
  • Wash a deck or fence$0.28 – $0.47 per sq ft
  • Soft-wash the roof$0.23 – $0.52 per sq ft

A ballpark, not a quote. Some of these are national averages adjusted for Columbia prices, so your job could land outside them.

Pressure washing in Columbia

An old pressure-treated deck is the surface Columbia's stormwater office singles out. Its guide for power washers says to avoid pressure washing any wood treated with chromated copper arsenate, or CCA. It warns most against an acid wash or any cleaner with chlorine, because that increases the arsenic leaching out of the wood. If your deck or fence is older treated lumber, find out what it was treated with before anyone brings a bleach mix near it.

The guide says soapy or dirty runoff from homes and businesses alike can add to pollution. It also carves out one break for houses. Soapy water may go into a planted area on the same lot when it comes from washing the outside of a home, with the owner's permission. The guide adds that this may stress or even kill plants, especially if cleaning chemicals were used.

Driveways don't get that break. For a soap wash on a driveway, the guide says to contain and collect the water and send it to the sanitary sewer or the city's Metro Septage Receiving Station. Both need approval from the city first.

Peeling paint changes the job again. If the chips hold lead, they count as hazardous waste, and the city won't accept them.

Questions homeowners ask

How accurate is a photo estimate?
It’s a ballpark, not a quote. A photo gives us a good read on the surface and how dirty it is, but a pro who sees the whole property will always be more precise. Use our number as the range to expect before you start calling around.
How is pressure washing priced?
Mostly by the square footage and the surface — a concrete driveway is cheaper per foot than siding or a wood deck, which need a gentler soft-wash. Heavy algae, mildew, or oil stains add to it because they take detergent and a second pass.
Will pressure washing damage my siding or deck?
It can if it’s done at full pressure on the wrong surface — that’s why good pros soft-wash siding and wood. Our ballpark factors in the gentler method for delicate surfaces.
Is this really free?
Yes. No signup, no credit card, no spam. We only make money if you choose to connect with a local pro — and that’s up to you.
What photo works best?
One shot showing the full surface you want cleaned — the whole driveway or the side of the house — gives the best read on the size and how dirty it is.

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