83/100CR Score
Ranked #1 because of its Google rating and availability: 4.9★ from 88 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 88 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Insulation Contractors in King, NC (2026)
20 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in King: Grace Roofing And Construction LLC, CR Score 83/100; 4.9★ from 88 Google reviews; open 24/7.
- 5
Most-reviewed: Hawley Air Heating and Cooling, 1,236 Google reviews at 4.9★, the most of 20 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
20 King insulation contractors are ranked here by CR Score, from 8 published factors. 1 is open 24/7, 8 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 20 rated businesses.
Most of this list also appears on the Insulation contractors in Clemmons ranking. See Insulation contractors in Clemmons
Top 10 insulation contractors in King at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Grace Roofing And Construction LLC | 83 | 4.9★ (88) | King | 24/7 | Overall |
| 2 | Koala Insulation of Twin City | 82 | 4.8★ (77) | Winston-Salem, 18 mi away | — | — |
| 3 | Insulation Services | 81 | 5.0★ (9) | Winston-Salem, 10 mi away | Sat · Sun | — |
| 4 | Precision Air Care | 81 | 5.0★ (65) | Winston-Salem, 14 mi away | Sun · Evenings | — |
| 5 | Hawley Air Heating and Cooling | 79 | 4.9★ (1,236) | Clemmons, 23 mi away | Sat · Sun · Evenings | Most reviews |
| 6 | Dogwood Crawlspaces | 79 | 5.0★ (63) | Clemmons, 23 mi away | Sat | — |
| 7 | Uniquely Green | 78 | 4.8★ (52) | Winston-Salem, 14 mi away | Sat | — |
| 8 | Lion Defense, LLC | 78 | 5.0★ (68) | Kernersville, 12 mi away | Sat · Sun | — |
| 9 | Ray's Pest Control and Wildlife Removal | 77 | 4.7★ (301) | Winston-Salem, 15 mi away | — | — |
| 10 | Winston-Salem Spray Foam Insulation | 75 | 5.0★ (17) | Lewisville, 12 mi away | — | — |
The 20 best insulation contractors in King, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Based in Winston-Salem, 18 mi away
82/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 77 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.8★ from 77 Google reviews
- Address
- 1136 Louise Rd Unit 145, Winston-Salem, NC 27107
Based in Winston-Salem, 10 mi away
81/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 9 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 8011 North Point Blvd Ste j, Winston-Salem, NC 27106
Based in Winston-Salem, 14 mi away
81/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 65 Google reviews
- Hours
- Mon–Thu 9 AM–7 PM · Fri 9 AM–6 PM · Sat closed · Sun 9 AM–7 PM
- Address
- 102 W 3rd St Suit 1016, Winston-Salem, NC 27101
Based in Clemmons, 23 mi away
79/100CR ScoreRanked #5 because of its Google rating and review volume: 4.9★ from 1,236 Google reviews, the most Google reviews on this list (1,236).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 1,236 Google reviews
- Hours
- Mon–Sun 7 AM–8 PM
- Address
- 8200 N North Carolina Hwy 150 Suite B, Clemmons, NC 27012
Based in Clemmons, 23 mi away
79/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 63 Google reviews
- Hours
- Mon–Fri 7 AM–6 PM · Sat 9 AM–4 PM · Sun closed
- Address
- 158 Plyler Ln, Advance, NC 27006
Based in Winston-Salem, 14 mi away
78/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 52 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 52 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun closed
- Address
- 111 N Chestnut St, Winston-Salem, NC 27101
Based in Kernersville, 12 mi away
78/100CR ScoreRanked #8 because of its Google rating and availability: 5.0★ from 68 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 68 Google reviews
- Hours
- Mon–Sun 8:30 AM–5:30 PM
Based in Winston-Salem, 15 mi away
77/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 301 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 301 Google reviews
- Hours
- Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
- Address
- 611 Anson St Suite 101, Winston-Salem, NC 27103
Based in Lewisville, 12 mi away
75/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 17 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
Based in Winston-Salem, 18 mi away
73/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 21 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1136 Louise Rd Unit 145, Winston-Salem, NC 27107
Based in Mount Airy, 19 mi away
73/100CR ScoreRanked #12 because of its Google rating and trade focus: 2.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 2.9★ from 7 Google reviews
- Address
- 135 Red Laurel Ln, Mt Airy, NC 27030
Based in Clemmons, 18 mi away
73/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 5.0★ from 3 Google reviews
- Address
- 3843 Clemmons Rd, Clemmons, NC 27012
Based in Kernersville, 19 mi away
73/100CR ScoreRanked #14 because of its Google rating and review volume: 4.7★ from 162 Google reviews, 162 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 162 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 501 N Main St, Kernersville, NC 27284
Based in Winston-Salem, 18 mi away
72/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 29 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 29 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 1136 Louise Rd Suite 180, Winston-Salem, NC 27107
Based in Kernersville, 21 mi away
72/100CR ScoreRanked #16 because of its Google rating and review volume: 4.6★ from 339 Google reviews, 339 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 339 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 740 Indeneer Dr, Kernersville, NC 27284
Based in Kernersville, 18 mi away
71/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 14 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat–Sun closed
#18 IBBI Insulation
Based in Winston-Salem, 11 mi away
70/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 7 Google reviews
- Hours
- Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
- Address
- 5375 Robinhood Rd, Winston-Salem, NC 27106
Based in Winston-Salem, 12 mi away
67/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.0★ from 5 Google reviews, listed on Google as “Roofing contractor”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 5 Google reviews
- Hours
- Mon–Fri 8 AM–4:30 PM · Sat–Sun closed
- Address
- 3539 Glenn Ave NE, Winston-Salem, NC 27105
Based in Kernersville, 22 mi away
63/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.7★ from 12 Google reviews
- Hours
- Mon–Fri 9 AM–5 PM · Sat–Sun closed
How much do insulation contractors cost in King?
National price ranges in USD, not adjusted for King. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Attic insulation | $1,700 | $2,100 | $2,500 | Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range | October 2026 |
How we ranked King insulation contractors
We scored 20 King insulation contractors on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.
Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.
| Factor | Weight | Computed from | In King data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Insulation contractors in King: frequently asked questions
Who is the best insulation contractor in King?
By CR Score, the highest-ranked insulation contractor in King, NC is Grace Roofing And Construction LLC with a CR Score of 83/100. It has 4.9★ from 88 Google reviews. It is open 24/7. Koala Insulation of Twin City (#2) and Insulation Services (#3) follow. We ranked 20 insulation contractors on 8 factors, last updated October 22, 2026.
How many insulation contractors are there in King?
ContractorsRanked ranks 20 insulation contractors serving King, NC. 1 of them is based in King; the rest serve it from nearby towns. Counts are as of October 2026.
Which insulation contractors in King are open 24/7?
1 ranked insulation contractor in King posts 24/7 hours. The highest-ranked is Grace Roofing And Construction LLC (#1). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in King work on weekends?
8 of 20 ranked insulation contractors post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are Grace Roofing And Construction LLC (#1), Insulation Services (#3) and Hawley Air Heating and Cooling (#5). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in King?
Attic insulation typically costs $1,700 to $2,500, with $2,100 typical (Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range). This is a national range, not adjusted for King. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do King insulation contractors have?
The median Google rating among 20 rated insulation contractors in King is 4.8★, with a median of 41 reviews. Hawley Air Heating and Cooling has the most, 1,236 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank insulation contractors?
Each insulation contractor 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.
Do insulation contractors outside King count in this ranking?
Yes, if they are within 25 mi of the King city center, our service radius for insulation contractors. 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.
Update log for King
- October 2026: CR Scores recalculated for 20 insulation contractors serving King.
More insulation contractors and King pages
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Other trades in King
- Roofers in King334 ranked
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- Electricians in King94 ranked
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- Painters in King43 ranked
- Landscapers in King57 ranked
- Handymen in King25 ranked
- Kitchen remodelers in King78 ranked
- Bathroom remodelers in King89 ranked
- Flooring contractors in King64 ranked
- Tile installers in King12 ranked
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- Fence contractors in King37 ranked
- Deck builders in King55 ranked
- Siding contractors in King118 ranked
- Window installers in King102 ranked
- Gutter installers in King63 ranked
- Solar installers in King14 ranked
- Garage door repair companies in King21 ranked
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- Tree services in King100 ranked
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- Water damage restoration companies in King133 ranked
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- All contractors in King