HVAC Services in San Marcos, TX
35 HVAC contractors found
Get Free HVAC Quotes in San Marcos, TX
Not ready to call? Tell us what you need and we'll connect you with top-rated contractors.
Genesis HVAC LLC
“All four clients awarded 5-star ratings, with three reviewers specifically naming technician Deshawn and…”
Jam A C
“All seven published reviews carry 5-star ratings, with four reviewers explicitly mentioning timeliness,…”
Bishop Mechanical
“Seven reviewers collectively award five stars, with five specifically mentioning Richard by name. Four…”
Authentic Air
“All seven detailed reviews award the full 5 stars, with four reviewers specifically praising same-day or…”
Garrett’s Plumbing
“Five-star ratings dominate, every one of the 95 reviewers awarded full marks, with multiple customers…”
Fast AC & Heating
“Twelve reviews yield a perfect five-star average, with technician Cody mentioned by name in four accounts and…”
San Marcos HVAC Cooling Service
“All four published reviews award perfect five-star ratings, with each client highlighting a distinct service…”
Cool Knight AC
“All 29 reviews award 5 stars, with three clients specifically citing same-day emergency response and multiple…”
American Air Heating and Air Conditioning
“89 reviewers all award 5 stars, with repeated praise for same-day response times and honest diagnostics.…”
SM Air A/C & Heating
“718 reviews yield a perfect 5-star average, with every positive review praising specific technicians by name:…”
Rio Vista Air LLC
“All seven indexed reviews award five stars, with four clients specifically naming technician Mike for his…”
Standard Supply San Marcos Branch
“Three verified contractor reviews yield a perfect 5.0-star rating, with both reviewers specifically…”
So Cool Service, LLC
“Eight recent reviews universally award 5-star ratings, with Jesus and Diego named in every detailed account…”
AirOne Heating and Air Conditioning
“All 375 reviews award 4 or 5 stars, with many explicitly noting same-day arrival during stressful situations.…”
San Marcos HVAC Experts
“Eight reviews yield a 4.9 average rating, with seven awarding a perfect five stars. Positive feedback…”
Mr. Kool's Air-dition LLC
“All twenty-three reviews award 5-star ratings, with eleven mentioning same-day or within-one-hour response…”
Reliable Air
“Every reviewer awarded 5 stars, with multiple customers specifically praising same-day response times,…”
Copperfield Plumbing Services
“Of 6 visible reviews, 5 award 5 stars, with emergency same-day service mentioned in 3 accounts. Positive…”
Woods Comfort Systems
“All six reviewers grant 5-star ratings, with technicians Virgle and Miguel named across multiple reviews for…”
Mr. Rooter Plumbing of San Marcos
“Five of five sampled reviewers awarded perfect 5-star ratings, with three specifically naming technicians who…”
Century HVAC Distributing
“7 of 8 reviewers award 5 stars, with customers specifically praising staff members Robert, Chris, and Cameron…”
PerfectTemp Heating & Air Conditioning
“96 reviews averaging 4.8 stars show strong customer satisfaction, with every detailed review awarding 5 stars…”
Quality HVAC & Refrigeration
“Of five named reviewers, four received same-day or next-day appointments. Three specifically mentioned…”
Marvin's Heating & Air Conditioning
“The 4.8-star average across 25 reviews reflects overwhelmingly positive experiences, though one detailed…”
Q Service Heating & Air Conditioning
“Seven of eight reviews award 5 stars, with praise for same-day emergency response, honest diagnostics, and no…”
Solar Supply
“Four of 8 reviewers specifically mention staff by name, with Nick and Kelley cited for product knowledge and…”
Prep at Home The Contractors School San Marcos
“62 reviewers contribute to a 4.7-star average, with 5-star ratings comprising the vast majority. Alumni…”
Competition A/C & Heat, LLC
“Of 40 reviews, 32 carry five stars with customers specifically naming Tommy or his son. The three one-star…”
Reliable Automotive
“All reviewers who mentioned specific technicians gave 5-star ratings, with Jose, Joe, and Chad named across…”
HVAC Service Costs in San Marcos, TX
Pricing ranges across all HVAC services offered in San Marcos.
| Service | Typical Range | Price Points |
|---|---|---|
| AC Repair | $75–$2,800 | 7 items → |
| AC Installation | $150–$20,000 | 8 items → |
| AC Replacement | $2,100–$16,000 | 5 items → |
| HVAC Maintenance | $15–$800 | 7 items → |
| HVAC Repair | $75–$3,500 | 7 items → |
| HVAC Service | $70–$14,100 | 6 items → |
| Emergency HVAC | $150–$3,500 | 6 items → |
| Commercial HVAC | $2–$80,000 | 7 items → |
Prices reflect humid subtropical metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.
HVAC in San Marcos, TX: What Homeowners Should Know
Central Texas heat and humidity drive heavy year-round demand for climate control, and San Marcos feels that pressure: Austin-area averages include 30 days above 100°F and 111 days above 90°F, shaping maintenance and replacement cycles. About 35 contractors serve the city, averaging a 4.7 rating from 6,295 reviews, so residents searching for hvac San Marcos find a crowded, generally well-rated field. The phrase hvac companies San Marcos covers both emergency responders and seasonal specialists.
Citywide prices span a broad spectrum — from a couple of dollars for minor service items to about $80,000 for comprehensive commercial installations — reflecting work from filter changes to full system swaps. Texas requires contractors to hold a TDLR Class A (unlimited) or Class B (cooling ≤25 tons, heating ≤1.5M BTU/hr) license, with a minimum of 48 months’ practical experience in the past 72 months, or 36 months if paired with a technical certification. Those requirements shape bids and who can perform larger projects.
Customer highlight objects weren’t available, so patterns are drawn from market signals: a compact pool of firms, six offering 24/7 response, and high demand during long, humid summers create pressure toward faster turnaround and preventative plans. Competition centers on response times, warranty terms, and seasonal maintenance packages; homeowners looking for the best hvac San Marcos should weigh ratings, availability, and licensing credentials.
Frequently Asked Questions
All HVAC Contractors in San Marcos, TX
Complete directory of 35 contractors — browse alphabetically
A–Z
All HVAC Contractors in San Marcos, TX
Complete directory of 35 contractors — browse alphabetically