30 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Hopkinton: RJ PRO Insulation, CR Score 59/100; 5.0★ from 9 Google reviews; open 24/7.
Best for emergencies (open 24/7): Cml mold remediation, posts 24/7 hours; ranked #5 of 30.
Most-reviewed: USA Insulation of Southern NH, 291 Google reviews at 4.6★, the most of 30 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
30 Hopkinton insulation contractors are ranked here by CR Score, from ten published factors. 3 are open 24/7, 17 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 5.0★ across 30 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | RJ PRO Insulation | 59 | 5.0★ (9) | Abington, 1 mi away | 24/7 | Overall |
| 2 | Best Choice Insulation services | 59 | 5.0★ (37) | Arlington, 4 mi away | Sat | — |
| 3 | USA Insulation of Southern NH | 59 | 4.6★ (291) | Manchester, 17 mi away | Sat | Most reviews |
| 4 | BCI Insulation | 59 | 5.0★ (46) | Grafton, 7 mi away | Sat | — |
| 5 | Cml mold remediation | 56 | 5.0★ (3) | Derry, 4 mi away | 24/7 | Emergencies |
| 6 | Spray Foam Insulators By Luke Whitcomb | 56 | 5.0★ (35) | Concord, 16 mi away | — | — |
| 7 | Newell and Crathern | 54 | 4.5★ (46) | Concord, 12 mi away | — | — |
| 8 | CJS Construction | 54 | 5.0★ (15) | Hudson, 22 mi away | Sat · Sun | — |
| 9 | My Home Contracting | 53 | 5.0★ (7) | Concord, 23 mi away | 24/7 | — |
| 10 | The Weatherize Guyz ,LLC | 53 | 4.9★ (38) | Auburn, 17 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 trade focus: 5.0★ from 9 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Arlington, 4 mi away
Ranked #2 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Manchester, 17 mi away
Ranked #3 because of its Google rating and review volume: 4.6★ from 291 Google reviews, the most in Hopkinton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Grafton, 7 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 46 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Derry, 4 mi away
Ranked #5 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 16 mi away
Ranked #6 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Concord, 12 mi away
Ranked #7 because of its Google rating and trade focus: 4.5★ from 46 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hudson, 22 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 23 mi away
Ranked #9 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Auburn, 17 mi away
Ranked #10 because of its Google rating and trade focus: 4.9★ from 38 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Auburn, 21 mi away
Ranked #11 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Laconia, 25 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Milford, 25 mi away
Ranked #13 because of its Google rating and trade focus: 4.8★ from 59 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 1 mi away
Ranked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Bedford, 18 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Manchester, 10 mi away
Ranked #16 because of its Google rating and trade focus: 3.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hopkinton
Ranked #17 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Handyman/Handywoman/Handyperson”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 9 mi away
Ranked #18 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Franklin, 16 mi away
Ranked #19 because of its Google rating and trade focus: 4.6★ from 5 Google reviews, listed on Google as “Insulation contractor”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Pembroke, 21 mi away
Ranked #20 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Concord, 10 mi away
Ranked #21 because of its Google rating and review volume: 5.0★ from 24 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Concord, 10 mi away
Ranked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Auburn, 19 mi away
Ranked #23 because of its Google rating and trade focus: 3.5★ from 20 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Brookline, 21 mi away
Ranked #24 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Claremont, 25 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #30, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Turnpike Roofer and Attic Insulation and Dryer Vent Cleaning Corp, NH | 47 | 4.2★ (5) | 21 mi |
| 27 | Energy Improvements of NH, LLC | 45 | 3.5★ (29) | 10 mi |
| 28 | New England Remediation Services, LLC | 45 | 4.2★ (29) | 16 mi |
| 29 | Will's Construction LLC | 45 | 5.0★ (6) | 24 mi |
| 30 | Howland Home Improvement | 44 | 4.8★ (4) | 24 mi |
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 |
|---|---|---|
| Alpha Insulation | 17 mi | |
| Amherst Insulation & Firestop | 5.0★ (1) | 21 mi |
| Buc's Lagoon | 19 mi | |
| Damon Insulation Co | 5.0★ (1) | 10 mi |
| Diamond Contracting Plus LLC | 5.0★ (2) | In Hopkinton |
| GEE Insulation | 7 mi | |
| Grade 1 Insulation | 5.0★ (1) | 4 mi |
| Granite State ADU | 5.0★ (6) | In Hopkinton |
| Green Stamp LLC | 13 mi | |
| Krempel Insulation Technologies LP | 5.0★ (1) | 22 mi |
| LTK Insulation Technologies | 10 mi | |
| Northern Insulation | 8 mi | |
| Oak Hill Spray Foam Insulation, LLC | 6 mi | |
| OPM MECHANICAL INSULATION LLC | 3.0★ (2) | 4 mi |
| Own A Home LLC | 7 mi | |
| Pro Warrior Insulation | 5.0★ (1) | 4 mi |
| Supreme Insulation | 1 mi | |
| The Best Insulation Services | 2.0★ (1) | 7 mi |
| Timberline Holdings | 7 mi | |
| Walker Restoration Contractors LLC | 5.0★ (1) | 19 mi |
National price ranges in USD, not adjusted for Hopkinton. 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 30 Hopkinton 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 Hopkinton 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 |