Tajmahome

HVAC Repair in Baltimore, MD

Compare 5 local hvac repair pros. Typical service: $155–$466.

Top HVAC Repair Companies in Baltimore

  1. 1.Michael & Son Services

    4.7★ (9,112 reviews)

    4.7★ from 9112 reviews

  2. 2.At Your Service Heating and Cooling LLC

    4.6★ (868 reviews)

    4.6★ from 868 reviews

  3. 3.L.A.N.E HVAC Mechanical.

    5.0★ (33 reviews)

    5.0★ from 33 reviews

  4. 4.Baltimore's Favorite Heating & Cooling

    4.5★ (31 reviews)

    4.5★ from 31 reviews

  5. 5.Baltimore HVAC Services

HVAC Repair Cost in Baltimore

Local ranges, adjusted for area wage and cost-of-living data.

ServiceTypical range in Baltimore
AC repair$155–$466/job
Seasonal tune-up$78–$207/visit
Furnace repair$155–$518/job
AC replacement$5,180–$12,432/job

HVAC Repair prices in Baltimore run about 4% above the national average, based on what this trade earns in the metro area — so neighbouring cities in the same metro see similar rates.

Quotes on this page come from 5 companies serving Baltimore, rated 4.7★ on average across 10,044 customer reviews.

Baltimore Climate & Seasonal Timing

What Baltimore's weather means for scheduling hvac repair.

Last spring frost
March 19
First fall frost
November 23
Annual precipitation
42.43"
Heating degree days
3,444
Cooling degree days
2,145
MonthLowHighPrecip
Jan31.8°46.4°2.92"
Feb34.1°49.1°3.05"
Mar40.1°58.6°4"
Apr50.8°69.4°3.3"
May60.9°79.4°4.22"
Jun70.7°88.8°3.71"
Jul75°92.1°3.41"
Aug73.1°89.9°3.69"
Sep65.3°82.5°3.76"
Oct54.1°71.4°3.3"
Nov43.6°60.5°3.55"
Dec34.8°49.7°3.52"

NOAA station data 1.2 miles from Baltimore.

Permits & Regulations in MD

Permit typically required

  • All individuals providing heating, ventilation, air conditioning and refrigeration services in Maryland must be licensed by the Maryland Board of HVACR Contractors
  • The board operates under Business Regulation Article 9A of the Annotated Code of Maryland and COMAR 09.15
  • Federal EPA Section 608 certification is required to handle regulated refrigerants

License required: Maryland Board of HVACR Contractors license

Sources: www.labor.maryland.gov

HVAC Repair FAQs for Baltimore

How much does AC repair cost in Baltimore?

AC repair in Baltimore typically runs $155-$466 per job.

When should I service my AC in Baltimore?

Baltimore averages 2,145 cooling degree days a year, so most systems get a tune-up before the first sustained heat rather than during it.

Do I need a permit for HVAC work in Baltimore, MD?

In MD, All individuals providing heating, ventilation, air conditioning and refrigeration services in Maryland must be licensed by the Maryland Board of HVACR Contractors. Verify with the Baltimore building department before equipment is replaced.

How many HVAC companies serve Baltimore?

We track 5 HVAC professionals serving Baltimore.

How hard does Baltimore heat work an air conditioner?

Summer highs near 92F in Baltimore mean systems run long cycles for months, which is what drives the compressor and capacitor failures common here.

Does Baltimore need heating as well as cooling?

With 3,444 heating degree days against 2,145 cooling degree days, Baltimore homes need both, and sizing for one alone leaves the other uncomfortable.

Is HVAC service in Baltimore more expensive than the national average?

HVAC work in Baltimore runs about +3.6% versus the national average.

When should I switch to heat in Baltimore?

Most Baltimore homes need heat by the first frost around November 23, and winter lows near 32F set how hard it has to work.