Deck pricing can feel like a moving target because no two projects are exactly alike. The cost comes down to a few clear factors: how big the deck is, what material you choose, how high it sits off the ground, and the railings, stairs, and features you add. Here is what building a deck actually costs around Lake Norman in 2026.
Typical deck cost range
Most Lake Norman homeowners spend between $4,800 and $14,400 on a new deck, with the average project landing around $9,600. Per square foot, expect roughly $36 to $72 depending on the material.
Pressure-treated wood sits at the lower end of that range, while composite and premium hardwoods sit at the higher end. Size and height do the rest of the work in setting your final number.
Cost by deck size (pressure-treated)
As a quick guide for pressure-treated decks: a 10x10 runs about $4,800, a 12x12 about $6,960, a 16x20 about $15,360, and a 20x20 about $19,200.
Composite versions of the same sizes run roughly 25 to 40 percent more, but they eliminate staining and sealing and last significantly longer in our lakeside climate.
What drives the final price
The biggest cost factors are material, square footage, and height off the ground. A second-story or elevated lakefront deck costs more than a ground-level build because of taller posts, extra bracing, and longer stairs.
Railings, stairs, lighting, built-in seating, and multi-level or curved designs all add to the total. Labor typically accounts for 50 to 70 percent of a deck project, which is why quality construction matters for something built to last decades.
Frequently Asked Questions
What is the average cost to build a deck?
Around $9,600 near Lake Norman in 2026, with most projects falling between $4,800 and $14,400 depending on size and material.
How much does a deck cost per square foot?
About $36 to $72 per square foot installed, with pressure-treated at the lower end and composite at the higher end.
Does a deck add value to my home?
Yes. A well-built deck is one of the better-returning outdoor improvements, and it is especially valuable on Lake Norman homes where outdoor living is a priority.
Get a clear, itemized price for your project. Lakeshore Decks Construction offers free deck estimates throughout the Lake Norman area.
