22 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Kings Grant: Koala Insulation of Coastal Carolina, CR Score 62/100; 4.9★ from 173 Google reviews.
Best for emergencies (open 24/7): Coastal Insulations, posts 24/7 hours; ranked #4 of 22.
Most-reviewed: Advanced Air and Water Solutions, Inc., 141 Google reviews at 4.8★, the most of 22 ranked after Koala Insulation of Coastal Carolina; ranked #17.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
22 Kings Grant insulation contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 6 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.8★ across 22 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Koala Insulation of Coastal Carolina | 62 | 4.9★ (173) | Wilmington, 3 mi away | — | Overall |
| 2 | Crawl Space Ninja of Wilmington | 62 | 4.9★ (131) | Wilmington, 1 mi away | — | — |
| 3 | Sahara Crawlspace and Pest | 60 | 4.9★ (68) | Wilmington, 4 mi away | — | — |
| 4 | Coastal Insulations | 59 | 5.0★ (5) | Wilmington, 2 mi away | 24/7 | Emergencies |
| 5 | All About Energy Solutions | 58 | 4.5★ (129) | Wilmington, 8 mi away | — | — |
| 6 | Wilmington Spray Foam Insulation | 58 | 5.0★ (22) | Leland, 6 mi away | Sat | — |
| 7 | Tatum Insulation III | 56 | 4.0★ (25) | Leland, 8 mi away | — | — |
| 8 | HDA Insulation | 55 | 5.0★ (33) | Leland, 14 mi away | — | — |
| 9 | Carolina Building Products of Wilmington: | 55 | 3.9★ (10) | Wilmington, 6 mi away | — | — |
| 10 | North Carolina Spray Foam Insulation | 55 | 5.0★ (13) | Wilmington, 6 mi away | — | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and review volume: 4.9★ from 173 Google reviews, the most in Kings Grant.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 1 mi away
Ranked #2 because of its Google rating and trade focus: 4.9★ from 131 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 4 mi away
Ranked #3 because of its Google rating and trade focus: 4.9★ from 68 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 2 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 8 mi away
Ranked #5 because of its Google rating and trade focus: 4.5★ from 129 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leland, 6 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leland, 8 mi away
Ranked #7 because of its Google rating and trade focus: 4.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Leland, 14 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 33 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 6 mi away
Ranked #9 because of its Google rating and trade focus: 3.9★ from 10 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Wilmington, 6 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leland, 22 mi away
Ranked #11 because of its Google rating and review volume: 5.0★ from 88 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 4 mi away
Ranked #12 because of its Google rating and trade focus: 3.7★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boiling Spring Lakes, 23 mi away
Ranked #13 because of its Google rating and trade focus: 4.9★ from 51 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 6 mi away
Ranked #14 because of its Google rating and trade focus: 4.5★ from 14 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 13 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 2 mi away
Ranked #16 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 9 mi away
Ranked #17 because of its Google rating and review volume: 4.8★ from 141 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Leland, 19 mi away
Ranked #18 because of its Google rating and trade focus: 3.5★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 5 mi away
Ranked #19 because of its Google rating and trade focus: 2.4★ from 11 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boiling Spring Lakes, 25 mi away
Ranked #20 because of its Google rating and review volume: 4.8★ from 33 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boiling Spring Lakes, 22 mi away
Ranked #21 because of its Google rating and review volume: 5.0★ from 20 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Wilmington, 3 mi away
Ranked #22 because of its Google rating and trade focus: 4.2★ from 5 Google reviews, listed on Google as “Roofing contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
13 more insulation contractors within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| Brunswick Insulation Inc | 5.0★ (2) | 6 mi |
| Energy Catchers | 5.0★ (1) | 19 mi |
| Energy One of the Carolinas | 5.0★ (1) | 1 mi |
| Insulation Energy Systems Inc | 5.0★ (2) | 4 mi |
| LG Spray Foam Insulation LLC. | 4 mi | |
| NJR Painting and Power Washing | In Kings Grant | |
| RITE WAY INSULATION LLC | 24 mi | |
| Tidewater Contractors | 4 mi | |
| Tricoast Insulation | 5 mi | |
| TriCoast Insulation and Services | 8 mi | |
| Tricoast Insulation Inc | 3 mi | |
| United Insulation | 2 mi | |
| Upper Scale Painting & Remodeling LLC | 3 mi |
National price ranges in USD, not adjusted for Kings Grant. 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 |
We scored 22 Kings Grant insulation contractors on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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 Kings Grant data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |