11 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Blacksburg: Blue Ridge Wildlife & Pest Management, CR Score 85/100; 4.8★ from 59 Google reviews; open 7 days a week.
Most-reviewed: Ferguson Plumbing Supply, 28 Google reviews at 3.6★, the most of 11 ranked after Blue Ridge Wildlife & Pest Management; ranked #11.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
11 Blacksburg insulation contractors are ranked here by CR Score, from 8 published factors. 2 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.6★ across 11 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Blue Ridge Wildlife & Pest Management | 85 | 4.8★ (59) | Roanoke, 23 mi away | Sat · Sun | Overall |
| 2 | Virginia Spray Foam Insulation | 80 | 4.8★ (19) | Blacksburg | — | — |
| 3 | New River Insulation Co Inc | 77 | 4.3★ (16) | Christiansburg, 7 mi away | — | — |
| 4 | Star City Home Services | 75 | 5.0★ (24) | Cave Spring, 24 mi away | — | — |
| 5 | Creative Conservation | 75 | 4.6★ (26) | Salem, 20 mi away | — | — |
| 6 | Ferguson Plumbing Supply | 74 | 3.8★ (4) | Blacksburg | — | — |
| 7 | J & S Insulation Contractors | 70 | 3.3★ (3) | Roanoke, 22 mi away | Sun · Evenings | — |
| 8 | Energy Check | 70 | 5.0★ (7) | Blacksburg | — | — |
| 9 | Pro Desk at The Home Depot | 68 | 2.7★ (3) | Roanoke, 24 mi away | Sat · Sun · Evenings | — |
| 10 | Energy Price Cutters | 67 | 5.0★ (4) | Hollins, 24 mi away | — | — |
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.
Ranked #1 because of its Google rating and review volume: 4.8★ from 59 Google reviews, the most Google reviews on this list (59).
Based in Blacksburg
Ranked #2 because of its Google rating and trade focus: 4.8★ from 19 Google reviews, listed on Google as “Insulation contractor”.
Based in Christiansburg, 7 mi away
Ranked #3 because of its Google rating and trade focus: 4.3★ from 16 Google reviews, listed on Google as “Insulation contractor”.
Based in Cave Spring, 24 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Insulation contractor”.
Based in Salem, 20 mi away
Ranked #5 because of its Google rating and trade focus: 4.6★ from 26 Google reviews, listed on Google as “Insulation contractor”.
Based in Blacksburg
Ranked #6 because of its Google rating and trade focus: 3.8★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based in Roanoke, 22 mi away
Ranked #7 because of its Google rating and trade focus: 3.3★ from 3 Google reviews, listed on Google as “Insulation contractor”.
Based in Blacksburg
Ranked #8 because of its Google rating and review volume: 5.0★ from 7 Google reviews, 7 Google reviews.
Based in Roanoke, 24 mi away
Ranked #9 because of its Google rating and availability: 2.7★ from 3 Google reviews, open 7 days a week.
Based in Hollins, 24 mi away
Ranked #10 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Insulation contractor”.
Based in Roanoke, 22 mi away
Ranked #11 because of its Google rating and review volume: 3.6★ from 28 Google reviews, 28 Google reviews.
10 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 |
|---|---|---|
| Absolute Insulation, LLC | In Blacksburg | |
| ATS Acoustical Thermal Spray Inc | In Blacksburg | |
| Bug Man Exterminating | 5.0★ (1) | 24 mi |
| Evergreen Insulation | 2.0★ (1) | 7 mi |
| Garcia & Sons Roofing & Remodeling | 4.8★ (102) | In Blacksburg |
| Guardian Construction Services | 5.0★ (22) | In Blacksburg |
| Mc Cormick Insulation Supply | 4.0★ (1) | 20 mi |
| NRV Mechanical LLC | 11 mi | |
| Pro Desk at The Home Depot | 25 mi | |
| Shelter Alternatives | 4.5★ (19) | In Blacksburg |
National price ranges in USD, not adjusted for Blacksburg. 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 11 Blacksburg 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 Blacksburg 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 |