Best HVAC Schools in Texas (2026): Top 5 Programs Reviewed

TSTC's HVAC Technology program is one of the most comprehensive in Texas. Covers refrigeration, EPA 608 prep, NATE certification prep, and commercial systems. Strong employer placement across the state.

Lincoln Tech's Grand Prairie campus in the Dallas–Fort Worth area offers a 1,200-clock-hour HVAC Technology diploma (Air Conditioning, Refrigeration and Heating Systems Technology) with day, afternoon and evening schedules, plus a 65-credit associate degree in HVAC service management that takes about 77 weeks. The campus reports six-year HVAC Excellence accreditation, and the school is institutionally accredited by ACCSC. It is the most expensive program on this list: Lincoln's 2026 tuition sheet lists $30,630 in tuition for the diploma and about $34,181 in total once books, fees and estimated tools are included.

HCC's HVAC program is one of the most affordable in the Houston area. Covers residential and light commercial systems with strong ties to Houston's massive commercial construction market.

St. Philip's College runs the HVAC program for the Alamo Colleges District, with classes at its MLK and Southwest campuses in San Antonio. The entry point is the HVAC/R Service Level 1 Certificate: 32 credit hours over three semesters that prepare you for entry-level service work on residential cooling systems and light commercial refrigeration, plus the EPA refrigerant certification and ESCO Institute exams. From there you can stack into the Level 2 certificate or an associate of applied science in Air Conditioning and Refrigeration or Air Conditioning and Heating. Short HVAC Installer and Service certificates and occupational skills awards are also offered. The college says the program is in the process of accreditation by the American Council for Construction Education.

ACC's HVAC program feeds into Austin's booming commercial and residential construction market. Strong employer connections in one of the fastest-growing metro areas in the country.