AC Repair in Lewisville, Texas

AC Repair for a home in Lewisville, Texas

Most AC repair bills in Lewisville come in between $180 and $820, service call included. Wait times stretch in July and August, when Lewisville gets most of its 104 days over 90°F.

Low end$180simple part, normal hours
Typical$530where most quotes land
High end$820major part or after hours

Compare Free Quotes in Lewisville

AC Repair cost in Lewisville, TX: $180 to $820, typical $530
Lewisville price range against the U.S. range, with the climate and housing numbers behind it.

Lewisville Weather and HVAC Load

NOAA's 1991-2020 climate normals put Lewisville at 2,437 heating degree days and 2,625 cooling degree days per year. Neither season dominates in Lewisville. That balance is a big reason heat pumps and dual-fuel systems sell well in Texas. A normal year brings 44 nights at or below freezing and 104 days over 90°F. On the cooling side, a 2,000 sq ft house here usually needs around 3.5 tons. A tight, well-insulated house may get by with half a ton less.

Heating degree days / year2,437
Cooling degree days / year2,625
Nights at or below 32°F44
Days above 90°F104
Average low / high54.7°F / 76.2°F

Lewisville Housing Stock

Census figures put the median build year in Lewisville at 1996, so a typical house here has about 30 years on it. Plenty of houses from this period still run original 1990s or early-2000s equipment, which is past its expected service life. About 23,000 households here own their home, 46.6% of the occupied total. The median home value is $350,200, and median household income is $85,002. We use both figures to adjust labor and pricing for this page.

Denton County had 53 hail days and 31 days with damaging thunderstorm winds from 2020 through 2025, according to NOAA storm records. The largest hail reported was 5.9 inches across. Hail flattens the thin aluminum fins on condenser coils and cuts airflow. After a big storm, take a look at the outdoor unit; homeowners insurance often covers the damage. Denton County also had 4 tornado days in that period.

Symptoms Worth a Service Call

  • Water pooling around the indoor unit
  • The breaker trips when the AC kicks on
  • Ice on the refrigerant lines or the indoor coil
  • The outdoor unit hums, but the fan doesn't spin
  • The AC runs, but the air coming out is warm

What Moves the Price

  • Nights, weekends and holidays
  • The part: a capacitor costs a fraction of a fan motor, and a compressor costs far more than both
  • Refrigerant type and how many pounds it takes
  • Whether the equipment sits in a tight attic or on a roof
  • The service call or diagnostic fee

We raised the national figures about 18% for Lewisville using local income, home values and the equipment size this climate needs. Real bids can still come in outside the range, so collect three written quotes.

What the Quote Should Cover

  • Clearing the drain line if it's clogged
  • Diagnosis and electrical testing
  • Checking refrigerant pressures
  • Replacing the failed part
  • A test run

Texas Licensing and Efficiency Rules

Texas is in the DOE's Southeast region, where new split central air conditioners need at least 14.3 SEER2 (13.8 SEER2 for systems of 45,000 BTU/h and up). A repair usually goes ahead without a permit, but the tech handling refrigerant must hold EPA 608 certification. Ask the company for its Texas license or registration number before the visit.

Before You Hire

  • Swap the air filter and check the breaker before you call anyone.
  • If you see ice, shut the system off. Running it frozen can kill the compressor.
  • If the compressor is gone on an older unit, get a replacement quote before you pay for the repair.

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AC Repair Questions from Lewisville Homeowners

What does AC repair cost in Lewisville?

Most bills land between $180 and $820, including the service call. A typical visit is about $530. Night and weekend calls cost more.

What is the most common AC repair?

A failed run capacitor. The part is cheap, and the swap usually takes less than an hour.

Why is my AC freezing up?

Usually poor airflow, from a dirty filter or coil, or low refrigerant from a leak.

AC Repair Near Lewisville

Sources: U.S. Census Bureau ACS 5-year estimates 2019-2023 and 2024 population estimates; NOAA NCEI U.S. Climate Normals 1991-2020, station Grapevine Dam; NOAA Storm Events Database 2020-2025, Denton County. Prices are our estimates, not contractor quotes. Updated 2026.