
Deck replacement costs depend on materials, any structural damage you need to fix, and more. This guide explores how much it costs to replace or repair a deck.
Streamline your project with this comprehensive plan
Regular deck inspections help you spot damaged boards, loose fasteners, and pest damage early, protecting your investment and keeping your deck safe.
Deck repair costs range from $800 to $3,500, depending on the extent of damage and materials, so addressing issues early helps you avoid higher expenses.
Cleaning your deck with a pressure washer and deck cleaner removes built-up dirt and stains, preparing the surface for repairs and protective finishes.
Hiring a local deck building professional takes the guesswork out of replacing damaged boards and tightening fasteners, ensuring your deck stays structurally sound and safe.
Decks are a major investment, with the average cost to build a deck at $8,250, so the idea of replacing it when it’s older can be distressing. If your deck is in disrepair, never fear. This deck repair checklist will help you make your deck look good as new in no time.
Before starting your deck repair project, you need the correct supplies. Here’s what you’ll need to inspect, maintain, and repair your deck:
Deck cleaner
Pressure washer
Scrub brush
Spare deck boards
Hammer
Screwdriver
Deck nails
Deck screws
Deck stain
Deck sealer
Brushes
Rollers
Drop cloths
Inspect the deck to see the type and extent of the damage. Here’s a list of items for you or your local deck builder to check during the inspection:
Ledger board flashing
Decay on joists and support posts
Damage to deck boards
Loose deck boards
Protruding nails
Signs of pest infestation, such as rotted areas or small holes
Handrails’ lateral stability
Support posts at grade level
Railings meet the current deck railing code
Next, it’s time to clean your deck to prepare it for repairs. Here’s how to effectively clean your deck and remove stains.
Sweep the deck to remove dirt and debris
Check between deck boards for any stuck debris and remove as needed
Pressure wash the deck carefully using a deck cleaning solution
Use a soft brush and cleaning solution to scrub away any stains
Once the deck is clean, you can begin repairs. Follow this checklist to replace damaged deck boards the correct way.
Remove the damaged boards
Measure the old board and buy a replacement in the same size
Cut the new board to size, if needed
Attach the new boards to the deck using deck nails or screws
The fasteners on your deck keep everything securely in place, ensuring your deck is safe to use.
Check that the ledger board is fastened securely to your home
Inspect the stairs and railings to ensure they are fastened to the deck
Check for loose fasteners on the stair risers and stringers
Look for loose nails or screws that could be a tripping hazard
Check all the screws, nails, and other fasteners for rust
Tighten loose fasteners as you inspect them
Replace rusty nails or screws as you find them
Staining and sealing a wood deck can repair damage and prevent future issues.
Remove furniture, plants, and other items from your deck and cover them with plastic
Protect the doors, trim, and siding using drop cloths
Sand the deck to remove any built-up stain or sealer and smooth splinters
Sweep the deck carefully to remove dust and grit from sanding
Apply deck stain using a brush, roller, paint pad applicator, or sprayer
Apply a second coat of stain per manufacturer instructions
Apply a coat of sealer if necessary
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From average costs to expert advice, get all the answers you need to get your job done.

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