New HVAC System Cost in Denton, TX (2026)

What Does a New HVAC System Cost in Denton in 2026?

For most Denton homeowners replacing a central air and heat system, budget somewhere between $8,000 and $16,000 installed — with the majority of jobs landing in the $9,000–$13,000 range when existing ductwork is in good shape. If your ducts need replacement too, add another $3,000–$8,000 on top of that figure. Getting three written quotes from licensed local contractors is the single most reliable way to land a fair price for your specific home and situation.

Quick Comparison

Best for Straightforward Pricing: Work Environmental Systems

No Commissioned Sales, One of Denton’s Oldest Shops

Work Environmental Systems has been operating in Denton since 1969, which means they have seen every era of equipment and refrigerant transition the industry has thrown at North Texas homeowners. The company explicitly does not use commissioned salespeople — a meaningful distinction when you are trying to figure out whether you actually need a new system or just a repair. They are an authorized Trane dealer and carry a BBB A+ rating. For homeowners who feel uneasy in high-pressure sales conversations, this setup tends to produce a more straightforward quote process.

Best for HVAC Plus Plumbing: Strittmatter Air Conditioning, Heating & Plumbing

Family-Owned Since 1980 with NATE-Certified Technicians

Strittmatter has served Denton County since 1980 and is one of the relatively few local shops that pairs HVAC service with licensed plumbing work. If your home is due for a water heater replacement at the same time as an HVAC upgrade — common in houses built in the 1990s and early 2000s that are now seeing multiple systems age out simultaneously — coordinating both through one company can simplify scheduling and accountability. Their technicians hold NATE certification, the most widely recognized credential in the HVAC trade.

Best for Brand Comparison Shopping: Morrison’s Heating and Air

Authorized Across Four Major Equipment Lines

Morrison’s Heating and Air, based in Denton and serving the broader North Texas area for 20 years, holds authorized dealer status with Goodman, Carrier, Daikin, and American Standard. That breadth matters when you are trying to compare equipment tiers and warranties without visiting four different contractors. The company also carries Energy Star Certification and is a BBB member. If you want to see side-by-side proposals on different equipment brands from a single visit, Morrison’s is worth including in your quote round.

Best for Emergency Calls and Outlying Areas: PRK Services

Over 40 Years in Business, 24/7 Coverage Across Four Counties

Established in 1972 under the name Air One Environmental Services and now operating as PRK Services, Inc., this company covers not just Denton but also Cooke, Grayson, and Wise counties — useful if you live in a rural part of Denton County or in a community like Sanger, Krum, or Aubrey where some contractors are reluctant to travel. Their 24/7 emergency support is a practical consideration in a North Texas summer, when a failed system at 10 p.m. on a weekend is not a hypothetical. Over 40 years of local operating history suggests they have navigated the full range of Denton-area construction types.

Best for Whole-Home Service: Cote’s Mechanical

HVAC, Plumbing, Electrical, and Generators from One Contractor

Cote’s Mechanical stands out for scope. In addition to heating and air conditioning, they handle plumbing, electrical work, and generator installation and service. For homeowners managing a renovation or an older home with multiple deferred maintenance items, having a single licensed contractor who can address all of those systems reduces the coordination burden considerably. They carry a BBB A+ rating and have been serving Denton and surrounding communities for over 25 years.

2026 Price Ranges: What to Expect

All figures below are estimates for the Denton and broader DFW market. Your actual quote will depend on home square footage, attic configuration, duct condition, and the equipment tier you choose.

AC repair only (not replacement): $150–$650 for most service calls, with a typical visit running $350–$450. A failed capacitor or contactor is on the low end; a leaking evaporator coil or compressor failure can reach into the thousands.

Central AC replacement only (existing ductwork stays):

• 2.5-ton unit: $4,800–$7,500 installed
• 3-ton unit: $5,200–$8,500 installed (the most common size for Denton homes in the 1,500–1,800 sq ft range)
• Larger or premium-efficiency systems: $7,000–$13,000+

Full HVAC system replacement (AC plus furnace or air handler): $8,000–$16,000 installed; most Denton homeowners with usable existing ductwork land in the $9,000–$13,000 range.

Ductwork replacement: Add $3,000–$8,000 if ducts are damaged, undersized, or missing.

Refrigerant note: New systems in 2026 use R-454B rather than the now-phased-out R-410A. This transition has added roughly $500–$1,000 to unit costs across the market — a real cost increase that reputable contractors will explain on any quote you receive this year.

Available rebates: Oncor’s Home Energy Efficiency program offers $400–$600 back on qualifying high-efficiency equipment (program runs January through November — ask your contractor to confirm your equipment qualifies before purchase). The federal Section 25C tax credit for HVAC equipment expired on December 31, 2025 and is not available for 2026 installations.

Licensing and Permits in Denton

All HVAC contractors working in Texas must be licensed by the Texas Department of Licensing and Regulation (TDLR), which requires at least four years of documented experience in the past six years plus proof of insurance. In Denton, a permit is typically required for full system replacements — a legitimate contractor will pull one automatically. If a quote comes in unusually low and the contractor does not mention permitting, that is a reason to ask questions.

Frequently Asked Questions

How much does a new HVAC system cost in Denton, TX in 2026?

Most full central HVAC replacements in Denton run between $8,000 and $16,000 installed, with the majority of homeowners paying $9,000–$13,000 when existing ductwork is reused. A straight AC-only replacement is less, typically $5,000–$9,000 depending on tonnage.

Should I repair or replace my HVAC system?

A general rule of thumb: if a repair quote exceeds $2,500–$4,000 on a system that is 10–12 years old or older, it is worth pricing a full replacement before committing. A new system resets your warranty and typically runs more efficiently through a Denton summer.

Are there rebates or tax credits available for HVAC in Denton in 2026?

Oncor’s Home Energy Efficiency program offers $400–$600 on qualifying high-efficiency equipment through November 2026. The federal 25C tax credit expired at the end of 2025 and is not available this year.

How do I verify an HVAC contractor is licensed in Denton?

Search the contractor’s license number through the Texas Department of Licensing and Regulation (TDLR) online lookup tool. Any contractor working legally in Denton should be able to provide their TDLR license number on request.

How many quotes should I get for a new HVAC system?

Three written quotes is the standard recommendation. Prices in the Denton market can vary by $2,000 or more for equivalent equipment, so comparing proposals — including equipment brand, SEER2 rating, warranty terms, and what happens to the old unit — gives you real leverage and a clearer picture of fair market value.