
Get matched with top insulation pros in San Marcos, TX
There are 8 highly-rated local insulation pros.
Need a pro for your insulation service project in San Marcos, TX?
TRUSTED BY SAN MARCOS, TX HOMEOWNERS
4.4
Average homeowner rating61
Verified insulation services reviews
Verified Reviews for Insulation Service pros in San Marcos, TX
*The Angi rating for Insulation Service companies in San Marcos, TX is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
*The HomeAdvisor rating for Insulation Service companies in San Marcos, TX is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Insulation Service needs.
Last update on November 29, 2025
Find Insulation pros in San Marcos

High Caliber Spray Foam Specialists
High Caliber Spray Foam Specialists
We are Central Texas' premier spray foam insulation experts! With more than 25 years in commercial and residential construction services, High Caliber has the knowledge and experience required, no matter the complexity of the project. High Caliber Spray Foam Specialists combine state of the art intelligent equipment, real-time analytics and deep construction expertise to bring you the most accurate, most efficient spray foam install.
"Great efficient!"
Jason E on March 2025
We are Central Texas' premier spray foam insulation experts! With more than 25 years in commercial and residential construction services, High Caliber has the knowledge and experience required, no matter the complexity of the project. High Caliber Spray Foam Specialists combine state of the art intelligent equipment, real-time analytics and deep construction expertise to bring you the most accurate, most efficient spray foam install.
"Great efficient!"
Jason E on March 2025

iFoam Hill Country
iFoam Hill Country
iFOAM is a U.S.-based insulation franchise fueled by the franchising experts at HorsePower Brands. We specialize in spray foam insulation and also provide best-in-industry blown-in solutions, insulation removal, retrofitting and other specialty project services. At iFOAM, we saw an issue with the industry—a lack of quality and trustworthy services and a clear absence of certified training when it came to spray foam. At iFOAM, we’re flipping the script by providing our certified technicians with the best tools, training and products in the trade and bolstering your experience with prompt, timely communication.
iFOAM is a U.S.-based insulation franchise fueled by the franchising experts at HorsePower Brands. We specialize in spray foam insulation and also provide best-in-industry blown-in solutions, insulation removal, retrofitting and other specialty project services. At iFOAM, we saw an issue with the industry—a lack of quality and trustworthy services and a clear absence of certified training when it came to spray foam. At iFOAM, we’re flipping the script by providing our certified technicians with the best tools, training and products in the trade and bolstering your experience with prompt, timely communication.

Koala Insulation of Texas Hill Country
Koala Insulation of Texas Hill Country
Koala Insulation of is the area's certified insulation expert providing high-quality insulation services to homeowners, contractors and property owners. We work with new construction, retrofit applications, and properties affected by natural disasters or that have suffered significant damage (no mobile home pls). We provide all types of insulation including blown-in cellulose and fiberglass, spray foam, and batt-insulation. Furthermore, we provide a number of energy efficiency upgrades such as air sealing, thermal imaging, hatch and can light covers. If it involves insulating or improving energy efficiency within a building envelope, we can handle it. We offer competitive prices and free insulation evaluations. We are locally owned and operated, fully insured and licensed, and our services come with a limited lifetime warranty.
"Did a great job."
Mary L on November 2025
Koala Insulation of is the area's certified insulation expert providing high-quality insulation services to homeowners, contractors and property owners. We work with new construction, retrofit applications, and properties affected by natural disasters or that have suffered significant damage (no mobile home pls). We provide all types of insulation including blown-in cellulose and fiberglass, spray foam, and batt-insulation. Furthermore, we provide a number of energy efficiency upgrades such as air sealing, thermal imaging, hatch and can light covers. If it involves insulating or improving energy efficiency within a building envelope, we can handle it. We offer competitive prices and free insulation evaluations. We are locally owned and operated, fully insured and licensed, and our services come with a limited lifetime warranty.
"Did a great job."
Mary L on November 2025

Affordable Insulation, LLC
Affordable Insulation, LLC
Affordable Insulation is a full service insulation contracting company for existing homeowners to find ways to improve the effectiveness in reducing home energy consumption. We specialize in drill-n-fill to exterior walls where no insulation exists, re-insulation of attics to increase R-value and garage door insulation kits.
"Used Affordable Insulation to blow in fiberglass insulation into attic above 3 car garage. They were quick to reply to my initial inquiry and follow up questions. Marc had the estimate to me the same day I contacted them. Their estimate was much more affordable (pun intended!) than another quote I received. I was very pleased with their number and was ready to hire them. The team of Jason, Jason, and Daniel were courteous, friendly and professional. They called ahead and showed up as scheduled. They made quick work of the job. The job came out looking great. Insulation depth was a couple inches deeper than expected so was pleased about that as well. They ensured no insulation was in the overflow drain pans of water heater or AC since that could clog the overflow drains causing them to backup. They cleaned up all excess insulation that had fallen into the garage. Attention to detail was superb. I highly recommend Affordable Insulation."
Doug B on July 2023
Affordable Insulation is a full service insulation contracting company for existing homeowners to find ways to improve the effectiveness in reducing home energy consumption. We specialize in drill-n-fill to exterior walls where no insulation exists, re-insulation of attics to increase R-value and garage door insulation kits.
"Used Affordable Insulation to blow in fiberglass insulation into attic above 3 car garage. They were quick to reply to my initial inquiry and follow up questions. Marc had the estimate to me the same day I contacted them. Their estimate was much more affordable (pun intended!) than another quote I received. I was very pleased with their number and was ready to hire them. The team of Jason, Jason, and Daniel were courteous, friendly and professional. They called ahead and showed up as scheduled. They made quick work of the job. The job came out looking great. Insulation depth was a couple inches deeper than expected so was pleased about that as well. They ensured no insulation was in the overflow drain pans of water heater or AC since that could clog the overflow drains causing them to backup. They cleaned up all excess insulation that had fallen into the garage. Attention to detail was superb. I highly recommend Affordable Insulation."
Doug B on July 2023

Payless Insulation
Payless Insulation
13-Time Service Award Winner! Since 1979, Payless Insulation has provided the best insulation products and installation to Austin and the surrounding areas. Our highly trained technicians are on-time, perform with minimal disruption and go to great lengths to protect your belongings and leave the site clean.
"Finished in two day, very nice job and did a great job of cleaning up after"
Jane B on January 2024
13-Time Service Award Winner! Since 1979, Payless Insulation has provided the best insulation products and installation to Austin and the surrounding areas. Our highly trained technicians are on-time, perform with minimal disruption and go to great lengths to protect your belongings and leave the site clean.
"Finished in two day, very nice job and did a great job of cleaning up after"
Jane B on January 2024

OTX FoamWorks LLC
OTX FoamWorks LLC
Spray Foam Insulation (Open and Closed Cell). Energy Efficient. Veteran Owned and Operated.
Spray Foam Insulation (Open and Closed Cell). Energy Efficient. Veteran Owned and Operated.

Express Reconstruction
Express Reconstruction
Your premier General Contractor for all your home repair needs! Trust us for expert craftsmanship, timely service, and reliable solutions. From minor touch-ups to major reconstruction, we specialize in a wide range of home repair services. Our expert team can tackle everything from small drywall repairs to extensive damage restoration projects. Whether it's repairing fencing, refreshing paint, fixing drywall, addressing roofing issues, resolving leaks, or mitigating storm damage, count on Express Reconstruction to handle it all with precision and efficiency. Trust us to restore your home to its former glory!
Your premier General Contractor for all your home repair needs! Trust us for expert craftsmanship, timely service, and reliable solutions. From minor touch-ups to major reconstruction, we specialize in a wide range of home repair services. Our expert team can tackle everything from small drywall repairs to extensive damage restoration projects. Whether it's repairing fencing, refreshing paint, fixing drywall, addressing roofing issues, resolving leaks, or mitigating storm damage, count on Express Reconstruction to handle it all with precision and efficiency. Trust us to restore your home to its former glory!
Perez Roofing & Remodeling
Perez Roofing & Remodeling
Roofing , Fencing, general remolding, etc. Great Customer services, Friendly, Bilingual 20+ years in service.
Roofing , Fencing, general remolding, etc. Great Customer services, Friendly, Bilingual 20+ years in service.

Limestone hills construction
Limestone hills construction
I specialize in roofing and remodeling. I have been in business for over 8 years working with investors on home flips to new home builds and home remodeling projects.
I specialize in roofing and remodeling. I have been in business for over 8 years working with investors on home flips to new home builds and home remodeling projects.
EDS insulation
EDS insulation
We are EDS Insulation an owner-operated company based out of Austin. We specialize in many types of insulation to help your house stay cool in this Texas heat.
We are EDS Insulation an owner-operated company based out of Austin. We specialize in many types of insulation to help your house stay cool in this Texas heat.
The San Marcos, TX homeowners’ guide to insulation services
From average costs to expert advice, get all the answers you need to get your job done.

How much does a radiant barrier cost? Our guide breaks down prices by type of barrier and size of your attic space.

Learn the key factors that influence the cost of renting a blown-in insulation machine.

New insulation can make your home more comfortable and boost energy efficiency. Use this insulation cost guide to get an accurate estimate for the installation.

How much does it cost to insulate a wall? This guide breaks down the associated costs and variables to consider when setting your project budget.

Most people don’t know the whys and hows of home insulation; they just know their house is too hot. Ready to cool down? Learn why you need proper insulation in your home.

Insulating your walls requires the right insulation and installation method. Keep reading to learn how to insulate a wall without removing the drywall.
- Maxwell, TX Insulation pros
- Martindale, TX Insulation pros
- Kyle, TX Insulation pros
- Niederwald, TX Insulation pros
- Uhland, TX Insulation pros
- Canyon Lake, TX Insulation pros
- New Braunfels, TX Insulation pros
- Kingsbury, TX Insulation pros
- Buda, TX Insulation pros
- Mountain City, TX Insulation pros
- Woodcreek, TX Insulation pros
- Wimberley, TX Insulation pros
- Lockhart, TX Insulation pros
- Mcqueeney, TX Insulation pros
- Manchaca, TX Insulation pros
- Seguin, TX Insulation pros
- Luling, TX Insulation pros
- Santa Clara, TX Insulation pros
- Marion, TX Insulation pros
- Dale, TX Insulation pros
- Sunset Valley, TX Insulation pros
- Cibolo, TX Insulation pros
- Garden Ridge, TX Insulation pros
- Dripping Springs, TX Insulation pros
- Selma, TX Insulation pros
- Schertz, TX Insulation pros
- Del Valle, TX Insulation pros
- Cedar Creek, TX Insulation pros
- Bee Cave, TX Insulation pros
- Rollingwood, TX Insulation pros
- Plumbing in San Marcos
- Electrical in San Marcos
- Tree Service in San Marcos
- Moving in San Marcos
- Kitchen And Bath Remodeling in San Marcos
- Fencing in San Marcos
- Garage Doors in San Marcos
- Pest Control in San Marcos
- Lawn And Yard Work in San Marcos
- Home Builders in San Marcos
- Foundation Repair in San Marcos
- Septic Tank in San Marcos
- Carpet Cleaning in San Marcos
- Concrete Repair in San Marcos
- Landscaping in San Marcos
- Swimming Pools in San Marcos
- Handyman Service in San Marcos
- Flooring in San Marcos
- Garbage Collection in San Marcos
- Exterior Painting in San Marcos
- Pressure Washing in San Marcos
- Glass And Mirrors in San Marcos
- Cleaning in San Marcos
- Home Inspection in San Marcos
- Air Duct Cleaning in San Marcos
- Computer Repair in San Marcos
- Excavating in San Marcos
- Stone And Gravel in San Marcos
- Plaster Plaster Repair in San Marcos
- Drywall in San Marcos
- 🌱 "Mow a small front yard"
- 🛠 "Fix a leaking pipe under the sink"
- 🏠 "Repair shingles on an asphalt roof"





