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Best Insulation Contractors in Lancaster, CA (2026)

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

The short answer

  1. 1

    Best overall in Lancaster: Econo West Heating, Air & Plumbing, CR Score 61/100; 4.8★ from 485 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Attic Rescue Insulation Contractor, posts 24/7 hours; ranked #2 of 8.

  3. 2

    Most-reviewed: Attic Rescue Insulation Contractor, 78 Google reviews at 4.9★, the most of 8 ranked after Econo West Heating, Air & Plumbing; ranked #2.

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

8 Lancaster insulation contractors are ranked here by CR Score, from ten published factors. 2 are open 24/7, 5 open Saturdays and 3 open Sundays, based on posted hours. The median Google rating is 4.8★ across 8 rated businesses.

Top 8 insulation contractors in Lancaster at a glance

Top 8 insulation contractors in Lancaster at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Econo West Heating, Air & Plumbing614.8★ (485)Lancaster24/7Overall
2Attic Rescue Insulation Contractor584.9★ (78)Castaic, 23 mi away24/7Emergencies, Most reviews
3DeVore Insulation Inc.543.0★ (5)LancasterSat—
4Working Class Heating and Air534.6★ (47)LancasterSat · Evenings—
5Bright Touch Painting514.8★ (16)Palmdale, 9 mi awaySat · Sun—
6Brough Maintenance495.0★ (10)Lancaster——
7Western Pacific Roofing Corporation474.4★ (23)Palmdale, 8 mi away——
8CA Investments & Developments475.0★ (4)Lancaster——

The 8 best insulation contractors in Lancaster, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  6. #6 Brough Maintenance

    Based in Lancaster

    49/100CR Score

    Ranked #6 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Contractor”.

    • 5.0★ from 10 Google reviews
    Hours
    Mon–Thu 8 AM–5 PM · Fri 9 AM–1 PM · Sat–Sun closed
    Address
    5215 W Avenue H, Lancaster, CA 93536
    View profile for Brough Maintenance(661) 236-2289

How much do insulation contractors cost in Lancaster?

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

How much do insulation contractors cost in Lancaster?
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 Lancaster insulation contractors

We scored 8 Lancaster 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Lancaster data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Insulation contractors in Lancaster: frequently asked questions

Who is the best insulation contractor in Lancaster?

By CR Score, the highest-ranked insulation contractor in Lancaster, CA is Econo West Heating, Air & Plumbing with a CR Score of 61/100. It has 4.8★ from 485 Google reviews. It is open 24/7. Attic Rescue Insulation Contractor (#2) and DeVore Insulation Inc. (#3) follow. We ranked 8 insulation contractors on ten factors, last updated October 22, 2026.

How many insulation contractors are there in Lancaster?

ContractorsRanked ranks 8 insulation contractors serving Lancaster, CA. 5 of them are based in Lancaster; the rest serve it from nearby towns. Counts are as of October 2026.

Which insulation contractors in Lancaster are open 24/7?

2 ranked insulation contractors in Lancaster post 24/7 hours. The highest-ranked are Econo West Heating, Air & Plumbing (#1) and Attic Rescue Insulation Contractor (#2). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Lancaster work on weekends?

5 of 8 ranked insulation contractors post Saturday hours and 3 post Sunday hours. The highest-ranked open Saturdays are Econo West Heating, Air & Plumbing (#1), Attic Rescue Insulation Contractor (#2) and DeVore Insulation Inc. (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Lancaster?

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

What Google rating do Lancaster insulation contractors have?

The median Google rating among 8 rated insulation contractors in Lancaster is 4.8★, with a median of 20 reviews. Econo West Heating, Air & Plumbing has the most, 485 reviews, and ranks #1. 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 ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Do insulation contractors outside Lancaster count in this ranking?

Yes, if they are within 25 mi of the Lancaster 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 Lancaster

  1. October 2026: CR Scores recalculated for 8 insulation contractors serving Lancaster.

More insulation contractors and Lancaster pages

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