Pressure washing costs between $60-$100 per hour. A deck less than 500 sq. ft. takes 1-2 hours to clean, costing $60-$200.
The average cost to power wash a deck is $0.35 per square foot, ranging from $119 to $244. To power wash, stain, and seal a deck costs $0.50-$1.50 per square foot.
Power washing a 1,500 square foot house costs $480-$800 for 8 hours. Charges range from $60-$100 per hour depending on siding material and dirt level.
Power Washing a Home and Deck
Power washing a home costs $200-$500 on average. Cost rises with house size and areas needing extra work like decks. Factors affecting cost include cleaning chemicals used and surface size.
Taking Care in Power Washing
To clean a deck without causing damage, the power washer must be operated at the correct pressure setting. Soft woods require a much lower pressure setting than harder woods. For best results and safety, homeowners should seek help from a professional.
Professional Services for Decks
Working with a professional, expect to spend between $0.50 and $1.50 per square foot to power wash, stain, and seal your deck. A 12×12 deck costs $226 to $582 for this service. The national average materials cost to screen in a deck is $4.78 per square foot. Converting a deck to a screened porch enables greater functionality of the space.
Pricing for Deck Staining Services
The average cost to pressure wash a deck ranges from $100 to $200. A 500 sq. ft. deck costs $145 on average to pressure wash effectively. Contractors typically charge $1.00 to $2.50 per square foot to stain a deck. For power washing, sanding, stripping, staining, and sealing they charge $2 to $4 per square foot.
- Small deck: $300 to $450 to stain
- Medium-size deck: $700 to $1000 to stain
- Large deck: $1300 to $2500 to stain
One gallon of stain covers up to 175 square feet. Two gallons stain up to 550 square feet.
Variations in Power Washing Costs
Deck size greatly impacts power washing costs. At $2 per square foot, a 12 by 20 foot deck costs around $480 to be power washed. Rates range from $0.25 to $5 per square foot.
- House: $220 to $380
- Driveway: $130 to $220
- Deck or Patio: $250 to $420
Price depends on cleaning chemicals and surface size. Power washers price by the square foot, hour, or flat rate. It costs $0.08 to $0.35 per square foot for power washing. Extra work like removing stains increases the price to $0.40 to $0.80 per square foot.
Wood decks are easily damaged if too much pressure is used. Paint or stain may also peel away.
- Staining a new deck: around $1 to $2 per square foot
- Refinishing an older deck: $4 to $6 per square foot
Major repairs may be needed on deteriorating decks before restaining.