DeckMath
Kentucky · 30×24 (720 sqft) · 2026-Q1 retail

30×24 Deck Cost in Kentucky

A 30×24 (720 sqft) deck in Kentucky costs $33,120-$53,280 in mid-tier composite with the state's 0.92× labor multiplier (South). A 24×30 deck (720 sqft) approaches commercial-restaurant patio scale — non-prescriptive design likely required. Kentucky labor 0.92× national.

720 sqft0.92× laborFrost 18humid climate108 lf perimeter
Area
720 sqft
30×24
PT pine (budget)
$16,560-26,640
$23-37/sqft installed
Mid composite
$33,120-53,280
$46-74/sqft installed
Luxury PVC
$49,680-72,720
$69-101/sqft installed

5 finish tiers — 30×24 in Kentucky

National $/sqft × Kentucky's 0.92× labor multiplier × 720 sqft = total installed cost. Materials + labor + standard railing included.

Tier
$/sqft
Total low
Total high
Budget · Pressure-treated
PT pine
$23-$37
$16,560
$26,640
Mid · Cedar / premium PT
Cedar
$32-$51
$23,040
$36,720
Premium · Mid composite
Trex Transcend, Fiberon Sanctuary
$46-$74
$33,120
$53,280
Luxury · Premium composite
TimberTech AZEK, Trex Signature
$69-$101
$49,680
$72,720
Exotic · Tropical hardwood
IPE, Cumaru
$83-$129
$59,760
$92,880

Excludes permit ($105-$259 typical in Kentucky), demolition (if replacing), and exceptional framing for 18″ frost depth. KY permits $130-200.

30×24 framing notes for Kentucky

Joist size
2×10 @ 16″ OC
Span 30 ft requires 2×10 SYP or PT pine for IRC R507.6 compliance. Check Joist Span Calculator for exact spans by species + spacing.
Beam configuration
2-3 beams
A 30×24 deck typically needs 2-3 beams depending on whether you can drop joists onto the beam (1) or hang them flush (2+).
Post count
8 posts
6×6 PT posts at 8-post layout typical. Footings extend below 18″ frost line.
Footings
8 × 18″ deep
Sonotube 10-12″ diameter at 18″ depth per IRC R403.1.4. Concrete budget: ~$331.
Decking
1188 lf
720 sqft × 1.65 lf/sqft = 1188 lf of deck boards at 16″ joist OC. Add 5-7% waste for cuts.
Railing
108 lf perimeter
108 lf of railing (~$36/lf mid composite, ~$22/lf wood). Stairs need 2 extra handrails (1 each side).

Kentucky considerations

Labor multiplier
0.92×
South region labor pricing on all installed costs.
Frost depth
18″
Footings extend below frost line per IRC R403.1.4. Standard footing depth.
Climate
humid
Salt-air coastal: use 316SS hardware. Lean composite over PT for 25-yr TCO.
Top metros
Louisville · Lexington
Major metros drive installer availability + pricing pressure.
Permit fee
$105-$259
KY permits $130-200.
Region
South
South regional pricing applied. Multiply national $/sqft by 0.92× for Kentucky installed cost.

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FAQ — 30×24 deck in Kentucky

How much does a 30×24 deck cost in Kentucky?

In Kentucky, a 30×24 (720 sqft) deck costs $16,560-$26,640 in pressure-treated, $33,120-$53,280 in mid-range composite (Trex Transcend / Fiberon Sanctuary), and $49,680-$72,720 in luxury composite/PVC (TimberTech AZEK / Trex Signature). Numbers reflect Kentucky's 0.92× labor multiplier on 2026-Q1 retail.

What's the cheapest way to build a 30×24 deck in Kentucky?

Cheapest = ground-level pressure-treated pine with no railings (where exempt under 30″ height) — ~$13,248-$19,872 in Kentucky. Add stairs + railings + above-grade framing and the build goes to ~$18,547-$26,496. DIY saves 30-50% on labor but requires permit + inspection coordination yourself.

How long does it take to build a 30×24 deck in Kentucky?

Permit timeline in Kentucky: 2-6 weeks depending on jurisdiction. Construction time for a 30×24: pro crew = 8-14 days for framing + boards + railings + stairs. DIY = 5-8 weekends for experienced DIYer. Allow extra time for permit approval + inspections.

What framing do I need for a 30×24 deck in Kentucky?

IRC R507-compliant framing for a 30×24 deck typically uses 2×8 joists at 16″ OC for spans up to 12 ft, 2×10 joists for spans 12-16 ft. Kentucky's frost depth is 18″ — footings must extend below that per IRC R403.1.4. Sonotube 10-12″ diameter at 18″ depth is typical. Verify with your local building department.

Is composite worth it for a 30×24 deck in Kentucky?

Over 25 years in Kentucky: PT pine = ~$19,872 install + ~$41,400 maintenance (stain every 2-3 yr) = $61,272 total. Mid composite = ~$38,419 install + $0 maintenance = $38,419 total. Composite wins by 59-81% over 25-yr lifecycle PLUS better resale value in Kentucky's market.

Compare Kentucky brand pricing for a 30×24

Same 30×24 in other states