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ContractorsRanked

Best Insulation Contractors in Los Banos, CA (2026)

6 insulation contractors ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Los Banos: C.A.V insulation Inc., CR Score 84/100; 5.0★ from 25 Google reviews; open Saturdays until 4 PM.

  2. 4

    Most-reviewed: Straight Edge Roofing, Inc, 265 Google reviews at 4.9★, the most of 6 ranked; ranked #4.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

6 Los Banos insulation contractors are ranked here by CR Score, from 8 published factors. 2 open Saturdays, based on posted hours. The median Google rating is 5.0★ across 6 rated businesses.

Top 6 insulation contractors in Los Banos at a glance

Top 6 insulation contractors in Los Banos at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1C.A.V insulation Inc.845.0★ (25)Los BanosSatOverall
2Straight Edge Insulation755.0★ (38)Atwater, 23 mi away——
3Allstate Spray Foam Roofing735.0★ (19)Ceres, 25 mi awaySat—
4Straight Edge Roofing, Inc734.9★ (265)Atwater, 23 mi away—Most reviews
5Blaine Heating & Air Conditioning694.7★ (104)Merced, 24 mi away——
6Specialty Roofing of CA694.9★ (47)Atwater, 24 mi away——

The 6 best insulation contractors in Los Banos, 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.

How much do insulation contractors cost in Los Banos?

National price ranges in USD, not adjusted for Los Banos. Each row names its basis and the month we checked it.

How much do insulation contractors cost in Los Banos?
JobLowTypicalHighBasisChecked
Attic insulation$1,700$2,100$2,500Per attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national rangeOctober 2026

How we ranked Los Banos insulation contractors

We scored 6 Los Banos 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Los Banos data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Insulation contractors in Los Banos: frequently asked questions

Who is the best insulation contractor in Los Banos?

By CR Score, the highest-ranked insulation contractor in Los Banos, CA is C.A.V insulation Inc. with a CR Score of 84/100. It has 5.0★ from 25 Google reviews. It is open Saturdays until 4 PM. Straight Edge Insulation (#2) and Allstate Spray Foam Roofing (#3) follow. We ranked 6 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Los Banos?

ContractorsRanked ranks 6 insulation contractors serving Los Banos, CA. 1 of them is based in Los Banos; the rest serve it from nearby towns. Counts are as of October 2026.

Which insulation contractors in Los Banos work on weekends?

2 of 6 ranked insulation contractors post Saturday hours. The highest-ranked open Saturdays are C.A.V insulation Inc. (#1) and Allstate Spray Foam Roofing (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Los Banos?

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 Los Banos. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Los Banos insulation contractors have?

The median Google rating among 6 rated insulation contractors in Los Banos is 5.0★, with a median of 43 reviews. Straight Edge Roofing, Inc has the most, 265 reviews, and ranks #4. 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 Los Banos count in this ranking?

Yes, if they are within 25 mi of the Los Banos 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 Los Banos

  1. October 2026: CR Scores recalculated for 6 insulation contractors serving Los Banos.

More insulation contractors and Los Banos pages