HVAC Services in Castroville, TX

5 HVAC contractors found

HVAC ServiceAC Repair
HVAC Repair
AC Installation
HVAC Maintenance
Commercial HVAC
Emergency HVAC
AC Replacement

Lonestar Comfort Services

4.9(448)
Highly Rated

Each of the four featured reviewers awards 5 stars, with three explicitly naming technicians (Omar, Brandon,…

337 US-90, Castroville, TX 78009
Call

Zinsmeyer Air Conditioning & Heating

4.8(168)
24/7 Highly Rated

Every reviewer awards 5 stars, with six of eight named customers specifically praising same-day or hour-level…

2873 US-90, Castroville, TX 78009
Call

Burkholder AC & Heating LLC

4.3(12)

Five of seven reviewers award 5 stars, praising technician expertise and honest assessments. The sole 1-star…

1665 FM471, Castroville, TX 78009
Call

Jagge Service Co Inc

4.0(4)
24/7

Two of four reviews award five stars citing honest interactions and reliable service, while two others…

3400 US-90, Castroville, TX 78009
Call

A/C Technical Services

3.8(19)

Among 4 parsed reviews, 3 award perfect 5-star ratings citing same-day arrival, thorough diagnostics, and…

15425 US-90, Castroville, TX 78009
Call

HVAC Service Costs in Castroville, TX

Pricing ranges across all HVAC services offered in Castroville.

ServiceTypical RangePrice Points
AC Repair$75$2,8007 items →
AC Installation$150$20,0008 items →
AC Replacement$2,100$16,000
HVAC Maintenance$15$800
HVAC Repair$75$3,500
HVAC Service$70$14,1006 items →
Emergency HVAC$150$3,500
Commercial HVAC$2$80,000

Prices reflect humid subtropical metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.

HVAC in Castroville, TX: What Homeowners Should Know

South Texas heat and humidity shape HVAC demand in Castroville. During summer, San Antonio averages 96 F with 113 days reaching above 90 F, and the persistent moisture adds latent load that strains cooling equipment. Five HVAC contractors serve the area, holding an average rating of 4.4 across 651 customer reviews, and two provide around-the-clock service for emergencies.

Professional HVAC work carries real price tags. In Castroville, the cost range spans from $2 to $80,000 depending on what a system requires. Texas law mandates that contractors hold either a Class A unlimited license or a Class B license from the TDLR, with a minimum of 48 months practical experience within the past 72 months before they can legally operate.

Customer feedback points to clear strengths among some crews. Lonestar Comfort Services draws five-star praise with technicians Omar, Brandon and Rita named for clear explanations and willingness to work after hours. Zinsmeyer Air Conditioning earns recognition for same-day or even hour-level response times, with reviewers citing Marco, Leslie and team. These patterns help homeowners identify the best HVAC options when systems fail during brutal summer heat.

Frequently Asked Questions

Among 5 HVAC contractors serving Castroville, the top-rated providers average 4.4★ across 651 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.