10×8 Deck Cost in Michigan
A 10×8 (80 sqft) deck in Michigan costs $4,000-$6,400 in mid-tier composite with the state's 1.00× labor multiplier (Midwest). An 8×10 deck (80 sqft) is the smallest practical deck size — barely fits a 4-person bistro set. Most affordable build in this list. Michigan labor 1.00× national. Lake-effect snow + humid summers — composite holds up well.
5 finish tiers — 10×8 in Michigan
National $/sqft × Michigan's 1.00× labor multiplier × 80 sqft = total installed cost. Materials + labor + standard railing included.
Excludes permit ($131-$324 typical in Michigan), demolition (if replacing), and exceptional framing for 42″ frost depth. MI permits $150-280. Lake-effect humidity plus snow.
10×8 framing notes for Michigan
Michigan considerations
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FAQ — 10×8 deck in Michigan
How much does a 10×8 deck cost in Michigan?▾
In Michigan, a 10×8 (80 sqft) deck costs $2,000-$3,200 in pressure-treated, $4,000-$6,400 in mid-range composite (Trex Transcend / Fiberon Sanctuary), and $6,000-$8,800 in luxury composite/PVC (TimberTech AZEK / Trex Signature). Numbers reflect Michigan's 1.00× labor multiplier on 2026-Q1 retail.
What's the cheapest way to build a 10×8 deck in Michigan?▾
Cheapest = ground-level pressure-treated pine with no railings (where exempt under 30″ height) — ~$1,600-$2,400 in Michigan. Add stairs + railings + above-grade framing and the build goes to ~$2,240-$3,200. DIY saves 30-50% on labor but requires permit + inspection coordination yourself.
How long does it take to build a 10×8 deck in Michigan?▾
Permit timeline in Michigan: 2-6 weeks depending on jurisdiction. Construction time for a 10×8: pro crew = 3-5 days for framing + boards + railings + stairs. DIY = 2-3 weekends for experienced DIYer. Allow extra time for permit approval + inspections.
What framing do I need for a 10×8 deck in Michigan?▾
IRC R507-compliant framing for a 10×8 deck typically uses 2×8 joists at 16″ OC for spans up to 12 ft, 2×10 joists for spans 12-16 ft. Michigan's frost depth is 42″ — footings must extend below that per IRC R403.1.4. Sonotube 10-12″ diameter at 42″ depth is typical. Verify with your local building department.
Is composite worth it for a 10×8 deck in Michigan?▾
Over 25 years in Michigan: PT pine = ~$2,400 install + ~$5,000 maintenance (stain every 2-3 yr) = $7,400 total. Mid composite = ~$4,640 install + $0 maintenance = $4,640 total. Composite wins by 59-81% over 25-yr lifecycle PLUS better resale value in Michigan's market.