89/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 151 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 151 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 3534 S Woodland Dr, Mount Vernon, WA 98274
Best Insulation Contractors in Sedro-Woolley, WA (2026)
32 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Sedro-Woolley: A&Z insulation, CR Score 89/100; 5.0★ from 151 Google reviews; open 7 days a week.
- 19
Most-reviewed: Axis Roof and Gutter, Inc., 775 Google reviews at 4.9★, the most of 32 ranked; ranked #19.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
32 Sedro-Woolley insulation contractors are ranked here by CR Score, from 8 published factors. 13 open Saturdays and 5 open Sundays, based on posted hours. The median Google rating is 4.9★ across 32 rated businesses.
Top 10 insulation contractors in Sedro-Woolley at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A&Z insulation | 89 | 5.0★ (151) | Mount Vernon, 7 mi away | Sat · Sun · Evenings | Overall |
| 2 | Insulation Co Inc | 82 | 5.0★ (39) | Mount Vernon, 6 mi away | Sat | — |
| 3 | Specialty Insulation NW, LLC | 82 | 4.9★ (71) | Arlington, 25 mi away | Sat · Sun | — |
| 4 | PNW Construction & Energy Services | 80 | 4.9★ (58) | Anacortes, 14 mi away | Sat | — |
| 5 | Proficient Insulation Solutions LLC | 80 | 5.0★ (16) | Mount Vernon, 8 mi away | Sat · Evenings | — |
| 6 | A & B Comfort Insulation LLC | 79 | 5.0★ (8) | Anacortes, 13 mi away | Sat · Sun · Evenings | — |
| 7 | Classic Pest Control & Insulation | 78 | 4.8★ (65) | Mount Vernon, 7 mi away | — | — |
| 8 | Nexo Insulation & Construction | 78 | 4.8★ (4) | Mount Vernon, 6 mi away | Sat · Evenings | — |
| 9 | Near Me Insulation LLC | 78 | 5.0★ (3) | Anacortes, 5 mi away | Sat · Evenings | — |
| 10 | All Temp Soft Covers, LLC | 77 | 5.0★ (32) | Blaine, 22 mi away | Sat | — |
The 32 best insulation contractors in Sedro-Woolley, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Mount Vernon, 6 mi away
82/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 39 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 39 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–3 PM · Sun closed
- Address
- 723 Brookstone St, Mount Vernon, WA 98273
Based in Arlington, 25 mi away
82/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 71 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 71 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun 10 AM–5 PM
- Address
- 3813 168th St NE #13, Arlington, WA 98223
Based in Anacortes, 14 mi away
80/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 58 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 58 Google reviews
- Hours
- Mon–Sat 8 AM–5 PM · Sun closed
Based in Mount Vernon, 8 mi away
80/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 16 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat 9 AM–5 PM · Sun closed
- Address
- 1309 S 12th St, Mount Vernon, WA 98274
Based in Anacortes, 13 mi away
79/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Sun 6 AM–8 PM
Based in Mount Vernon, 7 mi away
78/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 65 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 65 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 1404 Riverside Dr C, Mount Vernon, WA 98273
Based in Mount Vernon, 6 mi away
78/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 4 Google reviews
- Hours
- Mon–Sat 8 AM–7:30 PM · Sun closed
- Address
- 1310 E College Way, Mount Vernon, WA 98273
Based in Anacortes, 5 mi away
78/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
Based in Blaine, 22 mi away
77/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 32 Google reviews
- Hours
- Mon–Sat 9 AM–5 PM · Sun closed
#11 Arrow Insulation
Based in Bellingham, 15 mi away
77/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 92 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 92 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
Based in Mount Vernon, 7 mi away
76/100CR ScoreRanked #12 because of its Google rating and review volume: 4.9★ from 487 Google reviews, 487 Google reviews.
- 4.9★ from 487 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 1911 E Division St B, Mount Vernon, WA 98273
Based in Burlington, 24 mi away
76/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 3 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–3 PM · Sun 8 AM–5 PM
#14 SPF Insulation
Based in Anacortes, 10 mi away
75/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 28 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 28 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
Based in Bellingham, 20 mi away
75/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 62 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 62 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 1501 Fraser St M-103, Bellingham, WA 98229
Based in Sedro-Woolley
75/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 4 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 1834 State Rte 20, Sedro-Woolley, WA 98284
Based in Burlington, 6 mi away
74/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 32 Google reviews, listed on Google as “Roofing contractor”.
- 5.0★ from 32 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 12250 Frances St, Burlington, WA 98233
Based in Mount Vernon, 8 mi away
73/100CR ScoreRanked #18 because of its Google rating and trade focus: 3.8★ from 15 Google reviews, listed on Google as “Insulation contractor”.
- 3.8★ from 15 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
- Address
- 1725 Railroad Ave, Mount Vernon, WA 98273
Based in Arlington, 22 mi away
73/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 775 Google reviews, the most Google reviews on this list (775).
- 4.9★ from 775 Google reviews
- Hours
- Mon–Fri 7:30 AM–4:30 PM · Sat–Sun closed
- Address
- 20932 67th Ave NE, Arlington, WA 98223
Based in Bellingham, 22 mi away
72/100CR ScoreRanked #20 because of its Google rating and availability: 4.9★ from 13 Google reviews, open 7 days a week.
- 4.9★ from 13 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun 10 AM–6 PM
- Address
- 4150 Track St, Bellingham, WA 98226
Based in Mount Vernon, 23 mi away
71/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Insulation contractor”.
- 4.6★ from 19 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
Based in Arlington, 25 mi away
71/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.6★ from 23 Google reviews, listed on Google as “Insulation contractor”.
- 4.6★ from 23 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 6405 172nd St NE C, Arlington, WA 98223
Based in Bellingham, 23 mi away
71/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 22 Google reviews, listed on Google as “Insulation contractor”.
- 4.5★ from 22 Google reviews
- Hours
- Mon–Thu 8 AM–4 PM · Fri 8 AM–12 PM · Sat–Sun closed
- Address
- 3003 Bennett Dr, Bellingham, WA 98225
Based in Oak Harbor, 23 mi away
70/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Contractor”.
- 5.0★ from 17 Google reviews
- Hours
- Mon–Sat 9 AM–5 PM · Sun closed
- Address
- 2890 N Oak Harbor Rd unt 203, Oak Harbor, WA 98277
Based in Anacortes, 15 mi away
69/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.7★ from 3 Google reviews, listed on Google as “Contractor”.
- 4.7★ from 3 Google reviews
- Hours
- Mon–Sat 7 AM–9:30 PM · Sun closed
- Address
- 8244 S March Point Rd, Anacortes, WA 98221
All 32 insulation contractors
#1 to #25 are shown in full above. Here are #26 to #32, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Ballard Insulation | 69 | 5.0★ (4) | 23 mi |
| 27 | Northwest Crawl Space Services | 69 | 5.0★ (4) | 25 mi |
| 28 | Superior Insulation Products | 68 | 3.8★ (46) | 25 mi |
| 29 | Gale Contractor Services | 67 | 3.0★ (5) | 25 mi |
| 30 | K. Fox Insulation, Inc. | 65 | 5.0★ (3) | 23 mi |
| 31 | TopGable,Inc. | 64 | 4.9★ (12) | 23 mi |
| 32 | Whatcom Enterprises and Services | 62 | 4.7★ (3) | 23 mi |
Also serving Sedro-Woolley
15 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 |
|---|---|---|
| Bay Insulation Supply of Washington | 5.0★ (1) | 8 mi |
| Bellingham Insulation | 23 mi | |
| BROTHERS INSULATION LLC | 24 mi | |
| BSM'S Attic Insulation & Roofing Services Inc, WA | 5.0★ (2) | 16 mi |
| Clean Attic & Crawl | 24 mi | |
| Eco-Therm Insulation | 23 mi | |
| Four Seasons Insulation | 6 mi | |
| GRP Attic Insulation & Roofing Services Anacortes ,WA | 5.0★ (2) | 17 mi |
| Hudson Bay Insulation | 1.0★ (1) | 7 mi |
| Mendoza's Insulation LLC | 5.0★ (1) | 7 mi |
| Quality service insulation Llc | 3.0★ (2) | 25 mi |
| Storm Drywall Inc. | 5.0★ (1) | 24 mi |
| TBH Attic Insulation & Roofing Services Anacortes ,WA | 5.0★ (1) | 17 mi |
| Topchoice Insulation LLC | 5.0★ (2) | 6 mi |
| Washington Spray Foam | 5.0★ (2) | 24 mi |
How much do insulation contractors cost in Sedro-Woolley?
National price ranges in USD, not adjusted for Sedro-Woolley. 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 Sedro-Woolley insulation contractors
We scored 32 Sedro-Woolley 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 Sedro-Woolley 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 Sedro-Woolley: frequently asked questions
Who is the best insulation contractor in Sedro-Woolley?
By CR Score, the highest-ranked insulation contractor in Sedro-Woolley, WA is A&Z insulation with a CR Score of 89/100. It has 5.0★ from 151 Google reviews. It is open 7 days a week. Insulation Co Inc (#2) and Specialty Insulation NW, LLC (#3) follow. We ranked 32 insulation contractors on 8 factors, last updated October 22, 2026.
How many insulation contractors are there in Sedro-Woolley?
ContractorsRanked ranks 32 insulation contractors serving Sedro-Woolley, WA. 1 of them is based in Sedro-Woolley; the rest serve it from nearby towns. Another 15 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Sedro-Woolley work on weekends?
13 of 32 ranked insulation contractors post Saturday hours and 5 post Sunday hours. The highest-ranked open Saturdays are A&Z insulation (#1), Insulation Co Inc (#2) and Specialty Insulation NW, LLC (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Sedro-Woolley?
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 Sedro-Woolley. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Sedro-Woolley insulation contractors have?
The median Google rating among 32 rated insulation contractors in Sedro-Woolley is 4.9★, with a median of 18 reviews. Axis Roof and Gutter, Inc. has the most, 775 reviews, and ranks #19. 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 Sedro-Woolley count in this ranking?
Yes, if they are within 25 mi of the Sedro-Woolley 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.
Can insulation contractors pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for Sedro-Woolley
- October 2026: CR Scores recalculated for 32 insulation contractors serving Sedro-Woolley.
More insulation contractors and Sedro-Woolley pages
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