Composite Deck costs $39.03 to $82.94 per sq ft in Salt Lake City in 2026. For a 400 sq ft project, expect $15,612 – $33,175 installed, typically near $24,394. That is about 2% above the Utah average.
Salt Lake City composite deck calculator
Planning estimate. Wage index applies to the labor share only; materials held at national prices. Get three written quotes.
Why Salt Lake City runs above the Utah average
Construction wages in Salt Lake City average $29.61 per hour against $28.47 statewide, so labor-heavy work prices above the Utah norm here.
Labor is about 42% of the installed cost on this type of work, and it is the part that actually moves between markets. Materials are priced by national manufacturers and barely shift, which is why the gap between metros is narrower than wage differences alone suggest.
Composite Deck cost by project size in Salt Lake City
| Project size | Salt Lake City range | Typical |
|---|---|---|
| 100 sq ft | $3,903 – $8,294 | $6,098 |
| 200 sq ft | $7,806 – $16,588 | $12,197 |
| 300 sq ft | $11,709 – $24,881 | $18,295 |
| 400 sq ft | $15,612 – $33,175 | $24,394 |
| 600 sq ft | $23,418 – $49,763 | $36,590 |
| 800 sq ft | $31,224 – $66,350 | $48,787 |
| 1,000 sq ft | $39,030 – $82,938 | $60,984 |
| 1,500 sq ft | $58,544 – $124,407 | $91,476 |
Where the money goes
For a 400 sq ft project in Salt Lake City at roughly $24,394, a typical bill splits like this:
| Line item | Share | Cost |
|---|---|---|
| Labor | 42% | $10,245 |
| Materials | 44% | $10,733 |
| Site prep & equipment | 8% | $1,951 |
| Overhead, disposal & finishing | 6% | $1,464 |
Salt Lake City compared with other Utah markets
| Area | Cost per sq ft | vs Salt Lake City |
|---|---|---|
| Provo | $37.93 – $80.61 | −3% |
| Ogden | $38.30 – $81.39 | −2% |
| St. George | $37.20 – $79.06 | −5% |
| Logan | $37.32 – $79.32 | −4% |
| Utah average | $38.42 – $81.64 | −2% |
Ground conditions and code in Salt Lake City
Permits in Salt Lake City
A residential permit for this work typically runs around $450 in Utah. Permit cost is rarely included in a contractor quote, so budget it separately and confirm scope with the Salt Lake City building department before work begins.
Hiring in Salt Lake City
Get three written, itemised quotes from licensed and insured contractors, each specifying the same scope and grade of material. Ask for local references and check the licence is current in Utah.
Frequently asked questions
How much does composite deck cost in Salt Lake City?
In 2026, composite deck costs $39.03 to $82.94 per sq ft in Salt Lake City. For a 400 sq ft project, the installed total typically lands between $15,612 and $33,175.
Is Salt Lake City more expensive than the rest of Utah?
Yes. Salt Lake City runs about 2% above the Utah average, because local construction wages ($29.61/hr) sit above the statewide figure of $28.47/hr.
Do I need a permit in Salt Lake City?
Most work of this type and value requires a permit. Budget around $450 in Utah and allow extra time for review in metro jurisdictions.
How do I compare quotes in Salt Lake City?
Get three written, itemised quotes covering identical scope and materials. A bid far below the others usually signals a reduced specification rather than better value.
Nearby markets
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