Most new decks in the Rochester area land between $8,000 and $25,000. Pressure-treated wood decks typically run $30–$50 per square foot installed; composite decks run $50–$80 per square foot installed. Repairs and restorations are far less — often $500 to $5,000.
Those are wide ranges, because deck pricing depends on size, height, materials, railings, and site conditions. Here's how it actually breaks down for Rochester homeowners.
Typical Deck Project Costs in Rochester (2026)
| Project | Typical Rochester-Area Range |
|---|---|
| Small pressure-treated deck (10×12) | $5,000 – $9,000 |
| Mid-size pressure-treated deck (12×16) | $8,000 – $14,000 |
| Mid-size composite deck (12×16) | $14,000 – $22,000 |
| Large composite deck (16×20) | $22,000 – $35,000 |
| Multi-level or custom deck | $30,000 – $45,000+ |
| Deck repairs (boards, railings, stairs) | $500 – $3,500 |
| Deck restoration (clean, refasten, stain/seal) | $1,500 – $5,000 |
Ranges reflect typical 2026 pricing for professionally built decks in the Rochester market. Every project is different — the only number that matters for your yard is a written quote.
What Drives the Price Up or Down
Decking material
Pressure-treated lumber typically runs $30–$50 per square foot installed in the Rochester market. Composite (Trex, TimberTech, and similar) runs $50–$80 per square foot installed — more upfront, but no staining or sealing, and it shrugs off freeze-thaw cycles that wear out wood.
Size and height
Cost scales with square footage, but height matters too: a second-story or walkout deck needs longer posts, more framing, and stairs — often adding 20–40% versus a ground-level build of the same size.
Footings and frost depth
Monroe County requires footings below the frost line (42 inches in this region). Proper footings are non-negotiable here — decks built on shallow footings heave and rack within a few winters. Soil conditions and access affect digging cost.
Railings and stairs
Railing choice swings the budget more than most homeowners expect. Pressure-treated wood railing is the budget option; composite and aluminum railing systems can add $40–$80+ per linear foot but transform the look and cut maintenance to near zero.
Demolition and disposal
Tearing off an existing deck and disposing of the debris typically adds $1,000–$2,500 depending on size and how it was built.
Permits
Most Rochester-area towns require a building permit for a new deck or structural rebuild. Permit costs are modest (usually under a few hundred dollars), and a reputable contractor handles the paperwork and inspections for you.
Wood vs. Composite in Rochester's Climate
This is the decision that matters most here. Rochester gets roughly 90+ inches of snow a year and dozens of freeze-thaw cycles each winter. Pressure-treated wood is the cheapest way to get a deck, but it needs staining or sealing every 2–3 years to survive, and even well-maintained wood decks show their age after 10–15 Rochester winters.
Composite decking from brands like Trex and TimberTech costs more upfront but is built for exactly this climate: it won't rot, splinter, or need refinishing, and most product warranties run 25 years or longer. If you plan to stay in your home more than five years, composite usually wins the math. If you're prepping a house to sell, pressure-treated often makes more sense. We'll walk you through both at the estimate — see our deck building services for what's included.
Deck Cost FAQs
Is composite decking worth the extra cost in Rochester?
For most homeowners, yes. Rochester's freeze-thaw cycles and snow load are brutal on wood. Composite costs roughly 50–70% more upfront but never needs staining or sealing, resists rot and splintering, and typically lasts 25–30+ years versus 10–15 for pressure-treated wood that gets only occasional maintenance.
Can a deck be built in winter in Rochester?
Often, yes. Footings are the weather-sensitive part; once frost sets in deep, digging gets harder, but framing and decking can proceed in cold weather. Late fall and early spring builds are common, and scheduling in the off-season can mean a faster start date.
Should I repair my deck or replace it?
If the framing, ledger, and footings are sound, repairing boards and railings is usually worth it — typically $500–$3,500. If the structure shows rot, movement, or shallow footings that have heaved, replacement is the safer investment. An honest contractor will tell you which one your deck actually needs.
Do I need a permit to build a deck in Monroe County?
In most towns, yes — new decks and structural rebuilds require a building permit and inspections. Requirements vary slightly by town (Penfield, Webster, Greece, etc.), and your contractor should handle the process.
How long does a deck build take?
Most single-level decks take 3–7 working days once materials are on site. Multi-level or custom builds can take two weeks or more. Permit approval adds lead time before the build starts.
Want a Real Number for Your Yard?
We build and repair decks across Rochester and Monroe County. Estimates are free, written, and itemized — and we'll tell you honestly if a repair beats a rebuild.
Call (585) 208-0278 for a Free Estimate