South Dakota Insulation Contractors
Looking for insulation contractors in South Dakota? Below are 8 top-rated insulation contractors serving South Dakota in 2026 — every one rated 4.0+ stars with 10 or more verified Google reviews. Compare ratings and review counts, then contact them directly by phone or website. No middleman, no lead fees.
Listings are sourced from public Google Business Profiles and sorted by rating. Are you a South Dakota insulation contractor? Add your business free below.
605 Sprayfoam
911 Faith Ave, Harrisburg, SD 57032, USA
21 reviews
Reviews via Google
Dakota Spray Foam Insulators, LLC
808 E 6th St, Redfield, SD 57469, USA
15 reviews
Reviews via Google
Rapid City Precision Insulation
636 Willsie Ave Suite#1, Rapid City, SD 57701, USA
46 reviews
Reviews via Google
RL Drywall & Insulation Inc.
520 S Valley View Rd, Sioux Falls, SD 57106, USA
56 reviews
Reviews via Google
Sioux City Insulation
1230 S Derby Ln, North Sioux City, SD 57049, USA
15 reviews
Reviews via Google
Leyva Drywall & Insulation LLC
225 N Linda Ave Ste 1, Tea, SD 57064, USA
13 reviews
Reviews via Google
Murphy Company
515 S Flynn St, North Sioux City, SD 57049, USA
29 reviews
Reviews via Google
City Wide Insulation
47088 Phillip St, Sioux Falls, SD 57108, USA
12 reviews
Reviews via Google
Data sourced from Google Places. Updated April 12, 2026.
Hiring an Insulation Contractor in South Dakota
Buildermuse currently lists 8 insulation contractors in South Dakota, averaging 4.6 stars across 207 verified Google reviews. Every firm listed clears the 4.0-star bar, and with ratings this close together, review volume is the better tiebreaker — a 4.6 backed by hundreds of reviews usually beats a 5.0 with a dozen. Most of the crews above operate out of North Sioux City, Sioux Falls, and Harrisburg.
South Dakota does not require a state-level general contractor license. Cities like Sioux Falls and Rapid City have their own requirements. State-level licensing exists for electrical and plumbing. With no statewide license for this work, checking city and county requirements — plus active insurance — falls on you as the hiring party.
Labor is the biggest line item on most bids, and the South Dakota market sets the floor: construction workers here average $32.05 an hour — about $66,664 a year — across 30,910 workers statewide, per Bureau of Labor Statistics data. Use that figure as a sanity check when comparing quotes — a bid priced far below market labor rates usually means subcontracted or uninsured crews.
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