2026 Side-by-Side
Deck Construction vs Sunroom Addition Cost
Sunroom Addition runs about 143% more than Deck Construction in 2026. Here's the full breakdown.
National typical
Deck Construction
$11,437
$7,625–$17,791 range
Full guide
National typical
Sunroom Addition
$27,799
$15,885–$47,655 range
Full guide
| 2026 Cost | Deck Construction | Sunroom Addition |
|---|---|---|
| Low range | $7,625 | $15,885 |
| Typical | $11,437 | $27,799 |
| High range | $17,791 | $47,655 |
Deck Construction vs Sunroom Addition Cost: FAQ
Which costs more, Deck Construction or Sunroom Addition?
Sunroom Addition costs more — about $27,799 typical versus $11,437 for Deck Construction in 2026, roughly 143% higher. Ranges overlap at the margins, so scope and finish level can flip the math on any individual project.
What's the 2026 cost range for Deck Construction vs Sunroom Addition?
Deck Construction: $7,625–$17,791 (typical $11,437). Sunroom Addition: $15,885–$47,655 (typical $27,799). Figures reflect a national-average cost index.
Why does one project cost more than the other?
The difference reflects scope, square footage, materials, and labor intensity. RemodelerIQ breaks every bid into labor-vs-materials so you can see exactly where the money goes.
Got a bid for either?
We audit your contractor's estimate against live local wage data to flag padded scope and hidden margins — free.
Data sources: Zonda Cost vs Value 2025; Houzz 2024 Cost Guides; BLS OEWS 2023; FRED regional price indices; Reddit homeowner & contractor reports.
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