Top 3 HVAC Contractors in San Marcos

Compare the highest-rated hvac professionals in San Marcos, Texas. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

Hill Country Climate Control

4.8
(127 reviews)
Verified

A full-service HVAC contractor specializing in high-efficiency system installations and complex repairs for San Marcos' extreme heat conditions. They are authorized dealers for Trane and Lennox systems and focus on energy-efficient solutions tailored to the local climate.

2010 Hunter Road, San Marcos, TX 78666

Specialties & Features

Energy Efficiency Upgrades
24/7 Emergency Service
High-Efficiency Systems
Ductwork Design

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
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#2

San Marcos Air Solutions

4.7
(94 reviews)
Verified

Specializes in residential and light commercial HVAC services with expertise in heat pump systems and smart thermostat integration. Known for thorough maintenance plans that help systems withstand the intense Texas summer heat while improving indoor air quality.

1207 Thorpe Lane, San Marcos, TX 78666

Specialties & Features

HVAC Maintenance Plans
Heat Pump Systems
Indoor Air Quality
Smart Thermostat Integration

Business Information

Years in Business:12 years
Licensed:Yes
Insured:Yes
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#3

Lone Star AC & Heating

4.5
(116 reviews)
Verified

Provides comprehensive HVAC services with a focus on emergency repairs and system replacements. They work with Carrier and Rheem equipment and have extensive experience with both older homes in historic districts and new construction in developing areas.

4501 Stagecoach Trail, San Marcos, TX 78666

Specialties & Features

24/7 Emergency Service
System Replacement
Historic Home HVAC
New Construction HVAC

Business Information

Years in Business:18 years
Licensed:Yes
Insured:Yes
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Why These Are the Top HVAC Contractors in San Marcos

San Marcos experiences a humid subtropical climate with long, extremely hot summers (average highs 94°F+) and mild winters, creating heavy demand for reliable AC systems. The rapid growth from Texas State University and Austin metro expansion has increased HVAC service needs. Summer emergency calls peak during July-August heat waves, while winter brings furnace maintenance demands during occasional cold snaps. Energy efficiency is particularly valued due to high summer electricity costs.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with San Marcos regulations and climate