87/100CR Score
Ranked #1 because of its Google rating and availability: 4.6★ from 2,638 Google reviews, open 24/7.
- 4.6★ from 2,638 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8656 Dakota Dr, Gaithersburg, MD 20877
Best Insulation Contractors in Mount Rainier, MD (2026)
160 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Mount Rainier: Senate Termite & Pest Control, CR Score 87/100; 4.6★ from 2,638 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Crawl Space Brothers, posts 24/7 hours; ranked #2 of 160.
- 5
Most-reviewed: EcoShield Pest Solutions, 9,707 Google reviews at 4.8★, the most of 160 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
160 Mount Rainier insulation contractors are ranked here by CR Score, from 8 published factors. 20 are open 24/7, 97 open Saturdays and 48 open Sundays, based on posted hours. The median Google rating is 4.8★ across 160 rated businesses.
Top 10 insulation contractors in Mount Rainier at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Senate Termite & Pest Control | 87 | 4.6★ (2,638) | Gaithersburg, 17 mi away | 24/7 | Overall |
| 2 | Crawl Space Brothers | 85 | 4.9★ (33) | Arlington, 9 mi away | 24/7 | Emergencies |
| 3 | Eagle Remodeling and construction | 84 | 5.0★ (13) | Adelphi, 7 mi away | 24/7 | — |
| 4 | Crawl Space Brothers | 84 | 4.9★ (30) | Laurel, 12 mi away | 24/7 | — |
| 5 | EcoShield Pest Solutions | 84 | 4.8★ (9,707) | Bowie, 16 mi away | Sat | Most reviews |
| 6 | Michael & Son Services | 84 | 4.8★ (8,326) | Hyattsville, 6 mi away | Sat · Sun | — |
| 7 | Green Pest Services | 83 | 4.8★ (822) | Bethesda, 8 mi away | 24/7 | — |
| 8 | Fireworks Construction | 83 | 4.4★ (16) | Beltsville, 9 mi away | 24/7 | — |
| 9 | Environmental Pest Control | 81 | 4.9★ (600) | Crofton, 15 mi away | Sat | — |
| 10 | Environmental Pest Control | 81 | 4.9★ (2,014) | Germantown, 23 mi away | Sat | — |
The 160 best insulation contractors in Mount Rainier, 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 Arlington, 9 mi away
85/100CR ScoreRanked #2 because of its Google rating and availability: 4.9★ from 33 Google reviews, open 24/7.
- 4.9★ from 33 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4601 Fairfax Dr Suite 1200, Arlington, VA 22203
Based in Adelphi, 7 mi away
84/100CR ScoreRanked #3 because of its Google rating and availability: 5.0★ from 13 Google reviews, open 24/7.
- 5.0★ from 13 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Based in Laurel, 12 mi away
84/100CR ScoreRanked #4 because of its Google rating and availability: 4.9★ from 30 Google reviews, open 24/7.
- 4.9★ from 30 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8101 Sandy Spring Rd Ste 250, Laurel, MD 20707
Based in Bowie, 16 mi away
84/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 9,707 Google reviews, the most Google reviews on this list (9,707).
- 4.8★ from 9,707 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 9 AM–1 PM · Sun closed
- Address
- 12011 Guilford Rd Unit 102, Annapolis Junction, MD 20701
Based in Hyattsville, 6 mi away
84/100CR ScoreRanked #6 because of its Google rating and review volume: 4.8★ from 8,326 Google reviews, 8,326 Google reviews.
- 4.8★ from 8,326 Google reviews
- Hours
- Mon–Sun 8 AM–6 PM
- Address
- 3400 Sharp St, Hyattsville, MD 20785
Based in Bethesda, 8 mi away
83/100CR ScoreRanked #7 because of its Google rating and availability: 4.8★ from 822 Google reviews, open 24/7.
- 4.8★ from 822 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- Third Floor, 4845 Rugby Ave Suite 303, Bethesda, MD 20814
Based in Beltsville, 9 mi away
83/100CR ScoreRanked #8 because of its Google rating and availability: 4.4★ from 16 Google reviews, open 24/7.
- 4.4★ from 16 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12210 Conway Rd, Beltsville, MD 20705
Based in Crofton, 15 mi away
81/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 600 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 600 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–2 PM · Sun closed
- Address
- 2124 Priest Bridge Dr Unit #5, Crofton, MD 21114
Based in Germantown, 23 mi away
81/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 2,014 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 2,014 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–2 PM · Sun closed
- Address
- 18815 Sparkling Water Dr Unit N, Germantown, MD 20874
Based in Baltimore, 25 mi away
81/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 246 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 246 Google reviews
- Hours
- Mon–Sun 7 AM–5 PM
Based in Washington, D.C., 5 mi away
81/100CR ScoreRanked #12 because of its Google rating and availability: 4.8★ from 89 Google reviews, open 24/7.
- 4.8★ from 89 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 700 12th St NW Ste 700, Washington, DC 20005
Based in Forestville, 8 mi away
81/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.8★ from 193 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 193 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 7716 Marlboro Pike, Forestville, MD 20747
Based in Rockville, 14 mi away
81/100CR ScoreRanked #14 because of its Google rating and availability: 4.4★ from 5 Google reviews, open 24/7.
- 4.4★ from 5 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 330 N Stonestreet Ave Suite P, Rockville, MD 20850
Based in Sterling, 25 mi away
80/100CR ScoreRanked #15 because of its Google rating and availability: 4.9★ from 1,501 Google reviews, open 24/7.
- 4.9★ from 1,501 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 45681 Oakbrook Ct STE 101, Sterling, VA 20166
Based in Chillum, 14 mi away
80/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.5★ from 98 Google reviews, listed on Google as “Insulation contractor”.
- 4.5★ from 98 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 8 AM–2 PM
#17 EDGE Energy
Based in Washington, D.C., 5 mi away
80/100CR ScoreRanked #17 because of its Google rating and availability: 4.8★ from 56 Google reviews, open 24/7.
- 4.8★ from 56 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 100 M St SE #600, Washington, DC 20003
Based in Dale City, 25 mi away
80/100CR ScoreRanked #18 because of its Google rating and availability: 4.9★ from 1,060 Google reviews, open 24/7.
- 4.9★ from 1,060 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 13300 Occoquan Rd, Woodbridge, VA 22191
Based in Falls Church, 15 mi away
80/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 1,580 Google reviews, 1,580 Google reviews.
- 4.9★ from 1,580 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat–Sun 8 AM–4 PM
- Address
- 2841 Hartland Rd Ste 306, Falls Church, VA 22043
Based in Bethesda, 4 mi away
79/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
- 4.0★ from 4 Google reviews
- Hours
- Mon–Sun 9 AM–6 PM
Based in Mount Vernon, 23 mi away
79/100CR ScoreRanked #21 because of its Google rating and availability: 5.0★ from 6 Google reviews, open 24/7.
- 5.0★ from 6 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#22 FreshStep
Based in Coral Hills, 8 mi away
79/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.8★ from 39 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 39 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
Based in Reston, 21 mi away
79/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.8★ from 483 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 483 Google reviews
- Hours
- Mon–Fri 8 AM–6 PM · Sat 8 AM–2 PM · Sun closed
- Address
- 11874 Sunrise Valley Dr STE 201, Reston, VA 20191
Based in Ashton-Sandy Spring, 13 mi away
79/100CR ScoreRanked #24 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–Sat 8 AM–10 PM · Sun closed
#25 Hyper Roofing
Based in Alexandria, 11 mi away
78/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 35 Google reviews, open 24/7.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2461 Eisenhower Ave #4, Alexandria, VA 22314
Insulation contractors ranked #26 to #50
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 160 ranked insulation contractors here; the rest are on their profiles.
Also serving Mount Rainier
20 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 |
|---|---|---|
| Attic Insulation DC | 5.0★ (1) | 5 mi |
| Capitol Insulation Services of Maryland | 1.0★ (1) | 5 mi |
| Elite Estate Management LLC | 5.0★ (2) | 24 mi |
| Foremost Attic Clean Up Llc | 5.0★ (2) | 19 mi |
| Insulation Service Washington DC | 5.0★ (2) | 4 mi |
| Irex Advanced Specialty | 5.0★ (2) | 21 mi |
| JM INSULATION LLC | 5.0★ (2) | 15 mi |
| JMD Handyman Services LLC | 5.0★ (1) | 14 mi |
| L & C Spray Foam Insulators | 5.0★ (2) | 21 mi |
| MCL Construction, LLC | 5.0★ (2) | 5 mi |
| North American Insulation Manufacturers Association, Inc. | 5.0★ (1) | 10 mi |
| Ocean Fireproofing | 5.0★ (2) | 11 mi |
| Osman Painting and Remodel | 5.0★ (2) | 12 mi |
| Pro Desk at The Home Depot | 2.5★ (2) | 8 mi |
| Pro Desk at The Home Depot | 4.5★ (2) | 15 mi |
| Pro Desk at The Home Depot | 5.0★ (2) | 17 mi |
| Pro Desk at The Home Depot | 1.0★ (2) | 18 mi |
| Pro Desk at The Home Depot | 4.0★ (1) | 15 mi |
| Rabco Insulation Inc | 5.0★ (2) | 15 mi |
| Specialty Products & Insulation | 5.0★ (2) | 14 mi |
How much do insulation contractors cost in Mount Rainier?
National price ranges in USD, not adjusted for Mount Rainier. 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 Mount Rainier insulation contractors
We scored 160 Mount Rainier 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 Mount Rainier 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 Mount Rainier: frequently asked questions
Who is the best insulation contractor in Mount Rainier?
By CR Score, the highest-ranked insulation contractor in Mount Rainier, MD is Senate Termite & Pest Control with a CR Score of 87/100. It has 4.6★ from 2,638 Google reviews. It is open 24/7. Crawl Space Brothers (#2) and Eagle Remodeling and construction (#3) follow. We ranked 160 insulation contractors on 8 factors, last updated October 22, 2026.
How many insulation contractors are there in Mount Rainier?
ContractorsRanked ranks 160 insulation contractors serving Mount Rainier, MD. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Mount Rainier are open 24/7?
20 ranked insulation contractors in Mount Rainier post 24/7 hours. The highest-ranked are Senate Termite & Pest Control (#1), Crawl Space Brothers (#2) and Eagle Remodeling and construction (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Mount Rainier work on weekends?
97 of 160 ranked insulation contractors post Saturday hours and 48 post Sunday hours. The highest-ranked open Saturdays are Senate Termite & Pest Control (#1), Crawl Space Brothers (#2) and Eagle Remodeling and construction (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Mount Rainier?
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 Mount Rainier. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Mount Rainier insulation contractors have?
The median Google rating among 160 rated insulation contractors in Mount Rainier is 4.8★, with a median of 30 reviews. EcoShield Pest Solutions has the most, 9,707 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 Mount Rainier count in this ranking?
Yes, if they are within 25 mi of the Mount Rainier 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 Mount Rainier
- October 2026: CR Scores recalculated for 160 insulation contractors serving Mount Rainier.
- October 2026: 2 duplicate listings merged.
More insulation contractors and Mount Rainier pages
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