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By CR Score, the highest-ranked deck builder in Windham, NH is Sals Masonry Hardscape & Landscape Install, patio install, walkways, walls, outdoor fireplace with a CR Score of 83/100. It has 5.0★ from 33 Google reviews. It is open 24/7. RP Pro Contracting LLC (#2) and EAF Custom Decks and Remodeling (#3) follow. We ranked 214 deck builders on 8 factors, last updated October 22, 2026.
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ContractorsRanked ranks 214 deck builders serving Windham, NH. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
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22 ranked deck builders in Windham post 24/7 hours. The highest-ranked are Sals Masonry Hardscape & Landscape Install, patio install, walkways, walls, outdoor fireplace (#1), RP Pro Contracting LLC (#2) and Mandette Roofing Plus (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
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138 of 214 ranked deck builders post Saturday hours and 53 post Sunday hours. The highest-ranked open Saturdays are Sals Masonry Hardscape & Landscape Install, patio install, walkways, walls, outdoor fireplace (#1), RP Pro Contracting LLC (#2) and EAF Custom Decks and Remodeling (#3). Posted hours are office hours; crews may book weekend jobs separately.
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Deck building typically costs $4,890 to $14,270, with $9,390 typical (Per deck: typical range of customer-reported projects. US national range × 1.13 New England factor (2025 Cost vs. Value Report)). The range is adjusted for New Hampshire. Prices were last checked October 2026. Get at least two written quotes before you hire.
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The median Google rating among 214 rated deck builders in Windham is 5.0★, with a median of 14 reviews. Eastern Shed & Outdoor Living has the most, 1,138 reviews, and ranks #37. We adjust ratings for review count, so a few five-star reviews cannot top the list.
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Each deck builder gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
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Yes, if they are within 25 mi of the Windham city center, our service radius for deck builders. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.