How Much Does Deck Building Cost in Saint Louis, MO?
2026 local pricing guide for deck building in Saint Louis, MO with cost breakdowns and provider data.
Saint Louis, MO Average
$3,520 – $10,560
Most homeowners pay around $7,040
Low
$3,520
Typical
$7,040
High
$10,560
Based on national averages adjusted for MO cost of living (-12% vs. national average).
127
Licensed Providers in Saint Louis
N/A
Avg Rating
0
Total Reviews
Get Quotes from 127 Licensed Deck Building Pros in Saint Louis
Compare ratings, read reviews, and request a quote
Deck Building Cost Breakdown in Saint Louis, MO
| Project Type | Low | Typical | High |
|---|---|---|---|
| Pressure-Treated Wood Deck | $3,520 | $6,160 | $9,680 |
| Composite Deck (Trex, TimberTech) | $7,040 | $13,200 | $22,000 |
| Cedar Deck | $5,280 | $8,800 | $14,080 |
| Deck Railing Addition | $880 | $2,200 | $4,400 |
| Deck Staining/Sealing | $440 | $880 | $1,760 |
| Deck Repair | $220 | $660 | $1,760 |
Prices adjusted for Saint Louis, MO cost of living. Actual costs may vary. Get multiple quotes for accurate pricing.
Factors That Affect Deck Building Cost in Saint Louis
- Deck size (square footage)
- Material (pressure-treated, cedar, composite)
- Deck height and complexity
- Railing style and material
- Built-in features (stairs, benches, planters)
- Permit requirements
- Site prep and grading
Frequently Asked Questions
How much does deck building cost in Saint Louis, MO?
Deck Building in Saint Louis, MO typically costs $3,520 to $10,560, with most homeowners paying around $7,040. Costs vary based on project scope, materials, and the contractor you hire.
How many deck building providers are in Saint Louis?
There are 127 verified deck building providers in Saint Louis, MO. We recommend getting quotes from at least 3 providers.
How much does a deck cost per square foot?
Pressure-treated wood decks cost $15 to $30 per square foot. Composite decks cost $25 to $50 per square foot. Cedar falls between at $20 to $40 per square foot.
How long does it take to build a deck?
A simple deck takes 1 to 2 weeks. A multi-level or complex deck with built-in features can take 3 to 4 weeks. Permit approval adds time to the overall timeline.
Do I need a permit to build a deck?
Almost always yes. Most jurisdictions require a building permit for new decks, especially if attached to the house or elevated above ground level.
Deck Building Cost in Nearby Cities
Related Cost Guides for Saint Louis, MO
Ready to get started?
Compare quotes from top-rated deck building professionals in Saint Louis, MO.
Browse 127 Providers in Saint Louis→