How Much Does Deck Staining Cost?

How Much Does Deck Staining Cost in 2026?

A wooden deck is a beautiful addition to a home, but it is entirely exposed to the harshest elements—baking UV rays, standing water, and heavy foot traffic. If you do not actively protect the wood with a high-quality stain and sealant, the deck will splinter, rot, and fail within a decade, leading to a massive $15,000+ replacement bill.

While staining a deck is often viewed as a weekend DIY project, achieving a flawless, long-lasting finish requires intense, professional preparation.

Hiring a professional to restore and stain a standard 300 to 500 square foot deck typically ranges from $900 to $2,500, depending heavily on the condition of the wood and the complexity of the railings.

This guide breaks down the labor, material costs, and price per square foot for professional deck restoration.

The Cost Breakdown: It's All About the Prep

The actual application of the stain is the fastest and cheapest part of the job. You are paying a professional for the grueling, messy preparation work required to ensure the new stain actually bonds to the wood.

1. Labor and Prep (80% - 90% of the total cost): This includes applying harsh chemical strippers to remove the old peeling stain, applying oxalic acid wood brighteners, meticulous low-pressure washing, and hours of orbital sanding to remove splinters and open the wood pores.
2. Materials (10% - 20% of the total cost): This includes the premium stain, chemical strippers, sandpaper, masking materials to protect your siding, and disposable brushes/rollers.

Price Per Square Foot

Professional deck staining is almost exclusively priced by the square foot of floor space, with upcharges for stairs and complex railings.

• Standard Wash and Stain (Wood is in good condition): $2.00 - $3.50 per square foot.
• Full Restoration (Requires chemical stripping and heavy sanding): $4.00 - $6.50 per square foot.

Material Costs: Semi-Transparent vs. Solid

Professionals use premium, contractor-grade stains (like those from Arborcoat, Sikkens/ProLuxe, or TWP) that you cannot buy at a standard big-box store.

• Semi-Transparent Stain: ($45 - $65 per gallon). These stains soak deep into the wood grain. They require meticulous sanding to look good, but they never peel—they simply fade over time. Expect to re-coat every 2-3 years.
• Solid (Opaque) Stain: ($50 - $75 per gallon). These act like heavy paint, completely covering the wood grain. They provide maximum UV protection and hide old, ugly wood perfectly. However, when they fail, they peel in ugly flakes, requiring massive labor to scrape off during the next restoration. They typically last 4-6 years.

Hidden Upcharges to Expect

The square footage of the floor is only the starting point. The true cost of the project is often hidden in the vertical elements.

• The Railing Nightmare: Spindles (the vertical sticks on the railing) are the bane of a painter's existence. A 10x10 deck is small, but if it has 50 vertical spindles, every single one must be sanded, wiped, and painted by hand on all four sides. Expect contractors to charge $5 to $10 per linear foot of railing in addition to the floor price.
• Two-Tone Designs: A highly popular modern look is painting the vertical spindles solid white and staining the floorboards dark brown. Because the contractor must meticulously tape and mask off the floor before painting the spindles to avoid drips, this two-tone aesthetic often increases the total labor cost by 30% to 50%.
• Board Replacement: If the contractor discovers rotted or dangerously warped boards during the washing process, they will charge a premium (often $20 to $40 per board plus materials) to replace them before staining.