86/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 32 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 5 Marsh Ct, Lodi, CA 95242
Best Insulation Contractors in Lodi, CA (2026)
13 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lodi: Apex Attic Insulation & Spray Foam Lodi, CR Score 86/100; 4.9★ from 32 Google reviews; open Saturdays until 7 PM.
- 6
Best for emergencies (open 24/7): Reactic Restoration, posts 24/7 hours; ranked #6 of 13.
- 3
Most-reviewed: EcoGuard Pest Management, 142 Google reviews at 5.0★, the most of 13 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
13 Lodi insulation contractors are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 9 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.9★ across 13 rated businesses.
Top 10 insulation contractors in Lodi at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Apex Attic Insulation & Spray Foam Lodi | 86 | 4.9★ (32) | Lodi | Sat · Evenings | Overall |
| 2 | Definition Insulation | 84 | 5.0★ (49) | Dixon, 24 mi away | Sat · Sun · Evenings | — |
| 3 | EcoGuard Pest Management | 82 | 5.0★ (142) | Lathrop, 18 mi away | Sat · Sun · Evenings | Most reviews |
| 4 | Giant Insulation Solutions Stockton | 82 | 4.8★ (32) | Stockton, 15 mi away | Sat · Evenings | — |
| 5 | Efficiency Insulation Elk Grove | 80 | 4.9★ (30) | Elk Grove, 21 mi away | Sat · Evenings | — |
| 6 | Reactic Restoration | 80 | 5.0★ (9) | Stockton, 12 mi away | 24/7 | Emergencies |
| 7 | Valley Master Insulation Corp | 80 | 5.0★ (25) | Manteca, 22 mi away | Sat | — |
| 8 | Cal Spray Foam Insulation | 78 | 5.0★ (10) | August, 17 mi away | Sat | — |
| 9 | California duct cleaning | 76 | 5.0★ (6) | Stockton, 15 mi away | 24/7 | — |
| 10 | Phoenix Roofing & Solar | 75 | 4.8★ (113) | Stockton, 10 mi away | — | — |
The 13 best insulation contractors in Lodi, 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 Dixon, 24 mi away
84/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 49 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 49 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
Based in Lathrop, 18 mi away
82/100CR ScoreRanked #3 because of its Google rating and review volume: 5.0★ from 142 Google reviews, the most Google reviews on this list (142).
- 5.0★ from 142 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
Based in Stockton, 15 mi away
82/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 32 Google reviews, listed on Google as “Insulation contractor”.
- 4.8★ from 32 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- 679 Houston Ave, Stockton, CA 95206
Based in Elk Grove, 21 mi away
80/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 30 Google reviews, listed on Google as “Insulation contractor”.
- 4.9★ from 30 Google reviews
- Hours
- Mon–Sat 7 AM–7 PM · Sun closed
- Address
- Crucero Dr, Elk Grove, CA 95624
Based in Stockton, 12 mi away
80/100CR ScoreRanked #6 because of its Google rating and availability: 5.0★ from 9 Google reviews, open 24/7.
- 5.0★ from 9 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1031 N El Dorado St Unit A, Stockton, CA 95202
Based in Manteca, 22 mi away
80/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 25 Google reviews
- Hours
- Mon–Sat 7 AM–5 PM · Sun closed
- Address
- 1205 Lorene Ave Ave, Manteca, CA 95336
Based in August, 17 mi away
78/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Insulation contractor”.
- 5.0★ from 10 Google reviews
- Hours
- Mon–Sat 8 AM–5 PM · Sun closed
Based in Stockton, 15 mi away
76/100CR ScoreRanked #9 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
- Address
- 4336 Pock Ln #100, Stockton, CA 95206
Based in Stockton, 10 mi away
75/100CR ScoreRanked #10 because of its Google rating and review volume: 4.8★ from 113 Google reviews, 113 Google reviews.
- 4.8★ from 113 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 2291 W March Ln Suite D 215, Stockton, CA 95207
#11 Silvercote
Based in Stockton, 14 mi away
73/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.0★ from 8 Google reviews, listed on Google as “Insulation contractor”.
- 4.0★ from 8 Google reviews
- Hours
- Mon–Fri 7 AM–3:30 PM · Sat–Sun closed
- Address
- 2444 Station Dr h, Stockton, CA 95215
#12 Parex USA Inc
Based in Lathrop, 19 mi away
71/100CR ScoreRanked #12 because of its Google rating and trade focus: 3.6★ from 5 Google reviews, listed on Google as “Insulation contractor”.
- 3.6★ from 5 Google reviews
- Hours
- Mon–Fri 6 AM–2 PM · Sat–Sun closed
- Address
- 11290 Vallejo Ct, French Camp, CA 95231
Based in Stockton, 10 mi away
70/100CR ScoreRanked #13 because of its Google rating and review volume: 4.2★ from 52 Google reviews, 52 Google reviews.
- 4.2★ from 52 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 2626 West Ln #100, Stockton, CA 95205
Also serving Lodi
19 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 |
|---|---|---|
| ADC Construction | 4.9★ (38) | In Lodi |
| ALCAL Specialty Contracting Stockton - Home Service Division | 4.5★ (2) | 9 mi |
| Anderson Homes | 5.0★ (4) | In Lodi |
| Baker's Heating and Air Conditioning | 5.0★ (49) | In Lodi |
| Copper & Oak Remodeling | 5.0★ (102) | In Lodi |
| Drywall SRL | 23 mi | |
| Electric Shop | In Lodi | |
| Elliott Homes Inc., Barrique at Villa Fiore | 5.0★ (3) | In Lodi |
| Fields Windows | 5.0★ (13) | In Lodi |
| Grizzly Heating & Air | 5.0★ (515) | In Lodi |
| Lumina at Reynolds Ranch by Signature Homes | 5.0★ (3) | In Lodi |
| Plastering Systems | 5.0★ (1) | 20 mi |
| Platinum Insulation Inc. | 5.0★ (1) | 23 mi |
| RDK Construction | 5.0★ (9) | In Lodi |
| RHL Construction | 5.0★ (14) | In Lodi |
| San Joaquin Drywall | In Lodi | |
| TDK Construction Corp | 5.0★ (9) | In Lodi |
| Villa Fiore Magnum Series by Elliott Homes | 3.1★ (15) | In Lodi |
| Western Building Materials Co | 4.0★ (1) | 14 mi |
How much do insulation contractors cost in Lodi?
National price ranges in USD, not adjusted for Lodi. 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 Lodi insulation contractors
We scored 13 Lodi 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 Lodi 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 Lodi: frequently asked questions
Who is the best insulation contractor in Lodi?
By CR Score, the highest-ranked insulation contractor in Lodi, CA is Apex Attic Insulation & Spray Foam Lodi with a CR Score of 86/100. It has 4.9★ from 32 Google reviews. It is open Saturdays until 7 PM. Definition Insulation (#2) and EcoGuard Pest Management (#3) follow. We ranked 13 insulation contractors on 8 factors, last updated October 22, 2026.
How many insulation contractors are there in Lodi?
ContractorsRanked ranks 13 insulation contractors serving Lodi, CA. 1 of them is based in Lodi; the rest serve it from nearby towns. Another 19 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which insulation contractors in Lodi are open 24/7?
2 ranked insulation contractors in Lodi post 24/7 hours. The highest-ranked are Reactic Restoration (#6) and California duct cleaning (#9). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which insulation contractors in Lodi work on weekends?
9 of 13 ranked insulation contractors post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Apex Attic Insulation & Spray Foam Lodi (#1), Definition Insulation (#2) and EcoGuard Pest Management (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does attic insulation cost in Lodi?
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 Lodi. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Lodi insulation contractors have?
The median Google rating among 13 rated insulation contractors in Lodi is 4.9★, with a median of 30 reviews. EcoGuard Pest Management has the most, 142 reviews, and ranks #3. 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 Lodi count in this ranking?
Yes, if they are within 25 mi of the Lodi 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 Lodi
- October 2026: CR Scores recalculated for 13 insulation contractors serving Lodi.
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