Skip to content
ContractorsRanked

Best Insulation Contractors in Carthage, TX (2026)

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

The short answer

  1. 1

    Best overall in Carthage: Carthage Air & Insulation, CR Score 87/100; 5.0★ from 173 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing, posts 24/7 hours; ranked #2 of 5.

  3. 2

    Most-reviewed: Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing, 810 Google reviews at 4.9★, the most of 5 ranked; ranked #2.

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

5 Carthage insulation contractors are ranked here by CR Score, from 8 published factors. 2 are open 24/7, 4 open Saturdays and 1 open Sundays, based on posted hours. The median Google rating is 5.0★ across 5 rated businesses.

Top 5 insulation contractors in Carthage at a glance

Top 5 insulation contractors in Carthage at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Carthage Air & Insulation875.0★ (173)Carthage24/7Overall
2Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing864.9★ (810)Carthage24/7Emergencies, Most reviews
3NxT Level Insulation825.0★ (58)Marshall, 23 mi awaySat · Sun · Evenings—
4R Value Services Inc775.0★ (13)Marshall, 20 mi awaySat · Evenings—
5East TX Spray Foam Insulation734.7★ (23)Gladewater, 21 mi away——

The 5 best insulation contractors in Carthage, 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.

  3. #3 NxT Level Insulation

    Based in Marshall, 23 mi away

    82/100CR Score

    Ranked #3 because of its Google rating and trade focus: 5.0★ from 58 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 58 Google reviews
    Hours
    Mon–Sun 7 AM–10 PM
    Address
    3437 Strickland Springs Rd, Marshall, TX 75672
    View profile for NxT Level Insulation(469) 734-6904

  4. #4 R Value Services Inc

    Based in Marshall, 20 mi away

    77/100CR Score

    Ranked #4 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Insulation contractor”.

    • 5.0★ from 13 Google reviews
    Hours
    Mon–Fri 7:30 AM–6:30 PM · Sat 7:30 AM–2 PM · Sun closed
    Address
    1415 Abbie Ln, Marshall, TX 75672
    View profile for R Value Services Inc(903) 926-1687

How much do insulation contractors cost in Carthage?

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

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

We scored 5 Carthage 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 Carthage 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 Carthage: frequently asked questions

Who is the best insulation contractor in Carthage?

By CR Score, the highest-ranked insulation contractor in Carthage, TX is Carthage Air & Insulation with a CR Score of 87/100. It has 5.0★ from 173 Google reviews. It is open 24/7. Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing (#2) and NxT Level Insulation (#3) follow. We ranked 5 insulation contractors on 8 factors, last updated October 22, 2026.

How many insulation contractors are there in Carthage?

ContractorsRanked ranks 5 insulation contractors serving Carthage, TX. 2 of them are based in Carthage; the rest serve it from nearby towns. Counts are as of October 2026.

Which insulation contractors in Carthage are open 24/7?

2 ranked insulation contractors in Carthage post 24/7 hours. The highest-ranked are Carthage Air & Insulation (#1) and Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing (#2). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which insulation contractors in Carthage work on weekends?

4 of 5 ranked insulation contractors post Saturday hours and 1 post Sunday hours. The highest-ranked open Saturdays are Carthage Air & Insulation (#1), Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing (#2) and NxT Level Insulation (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does attic insulation cost in Carthage?

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

What Google rating do Carthage insulation contractors have?

The median Google rating among 5 rated insulation contractors in Carthage is 5.0★, with a median of 58 reviews. Hal's Air Conditioning & Electrical, Inc. and 323 Plumbing has the most, 810 reviews, and ranks #2. 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 Carthage count in this ranking?

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

  1. October 2026: CR Scores recalculated for 5 insulation contractors serving Carthage.

More insulation contractors and Carthage pages