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Plumbers and heating and cooling contractors in Carroll County, MD

  • 58

    Contractors

  • 20

    With Google ratings

  • 15

    Registered 10+ years

58 plumbers and heating and cooling contractors are listed in Carroll County. 40 hold an active USDOT registration.

Of the 38 with a fleet size on record, 37 run one to three trucks and 1 runs more than ten. Westminster has the most contractors with 14, then Sykesville with 6 and New Windsor with 5.

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Contractors 1 to 50 of 58

  1. Comfort Air Inc
    Sykesville5.0 from 614 reviews via Google
    (410) 549-6700
  2. Vince Marino Plumbing & Heating
    Finksburg5.0 from 442 reviews via Google
    (410) 876-1928
  3. E&A Mechanical
    Westminster5.0 from 438 reviews via Google
    (443) 888-0823
  4. Design Flow Heating & Cooling LLC
    Eldersburg5.0 from 436 reviews via Google
    (443) 878-8278
  5. Apple Plumbing, Heating, & Air
    Eldersburg5.0 from 353 reviews via Google
    (410) 205-1940
Map of plumbers and heating and cooling contractors in Carroll County, MD
Pins mark ZIP code areas. A number shows how many contractors share that ZIP code.
  1. Will Air LLC
    Sykesville5.0 from 238 reviews via Google
    (410) 549-9300
  2. Psi Plumbing Inc
    Westminster5.0 from 127 reviews via Google
    (443) 280-4417
  3. Fire n Ice Hvac, Inc
    Westminster5.0 from 105 reviews via Google
    (443) 821-0213
  4. PlumBubble Plumbing Services
    5.0 from 94 reviews via Google
    (443) 428-2253
  5. DiMartino Plumbing and Pumps, LLC
    5.0 from 43 reviews via Google
    (443) 280-8000
  6. JLB Mechanical Heating & Cooling, Inc.
    Finksburg5.0 from 22 reviews via Google
    (443) 316-1233
  7. Pipeline Training Institute
    Sykesville5.0 from 22 reviews via Google
    (410) 299-5216
  8. Max Chill Heating & Air Conditioning LLC
    5.0 from 19 reviews via Google
    (443) 241-2233
  9. Practical Plumbing & Heating Services LLC
    Sykesville5.0 from 13 reviews via Google
    (410) 552-6203
  10. First Class Mechanical
    Westminster4.9 from 824 reviews via Google
    (410) 876-2434
  11. Roto-Rooter Plumbing & Water Cleanup
    Eldersburg4.9 from 619 reviews via Google
    (410) 526-0216
  12. Aqueduct Plumbing Services LLC
    Sykesville4.9 from 159 reviews via Google
    (443) 202-5623
  13. F.H. Furr Plumbing, Heating, Air Conditioning & Electrical
    Finksburg4.8 from 2200 reviews via Google
    (833) 885-3518
  14. Michael Runk Plumbing & Heating LLC
    Sykesville4.8 from 185 reviews via Google
    (410) 781-6791
  15. Liberty Plumbing & Heating Inc
    Sykesville4.5 from 8 reviews via Google
    (410) 549-1883
  16. Charles A Klein & Sons Inc
    Sykesville
    (410) 549-6960
  17. Charm Plumbing LLC
    Hampstead
    (410) 782-5084
  18. A and A Plumbing Inc
    Finksburg
    (410) 299-9498
  19. Global Hvac LLC
    Sykesville
    (410) 696-2227
  20. Hochheiser Plumbing & Heating Inc
    Manchester
    (410) 239-7551
  21. Innovative Mechanical Contractors LLC
    Westminster
    (443) 545-3371
  22. J P Plumbing and Heating Inc
    Hampstead
    (443) 487-7328
  23. Maryland Mechanical Corp
    Westminster
    (410) 876-8300
  24. Mason Dixon Heating and Air Inc
    Westminster
    (443) 974-3237
  25. Maxon Heating & Air
    Westminster
    (443) 269-7000
  26. Mayne Mechanical
    Eldersburg
    (410) 781-0390
  27. Naylor Plumbing Heating and Air Conditioning Inc
    Finksburg
    (410) 239-8141
  28. A-Quality Heating & Air Conditioning Inc
    Westminster
    (410) 751-9700
  29. All State Plumbing Heating Cooling Inc
    Finksburg
    (443) 250-7080
  30. Apple Plumbing Heating & Air
    Westminster
    (410) 840-8118
  31. B Fulton Plumbing & Heating Co Inc
    Westminster
    (410) 922-4926
  32. Ben Franklin Plumbing - Baltimore
    Manchester
    (410) 861-4090
  33. Bill Shoemaker Mechanical LLC
    New Windsor
    (301) 748-8888
  34. Bills Heating & Air Services LLC
    Sykesville
    (443) 605-9343
  35. C E Abend & Son Plumbing LLC
    New Windsor
    (410) 848-0204
  36. Classic Hvac Services LLC
    New Windsor
    (443) 880-3499
  37. E & G Plumbing LLC
    Westminster
    (443) 985-0575
  38. Greg C Fryfogle Plumbing & Heating
    New Windsor
    (410) 875-0300
  39. Haines Plumbing Hvac LLC
    Taneytown
    (857) 326-5372
  40. Hayden Mechanical Services Inc
    Finksburg
    (410) 549-2357
  41. JEM Heating and Air Conditioning
    Westminster
    (410) 840-9328
  42. John W Frock Plumbing & Heating LLC
    Westminster
    (410) 751-7348
  43. Lind Heating & Cooling Inc
    Keymar
    (301) 898-7754
  44. Lowe Plumbing Specialties LLC
    Wesminster
    (443) 487-4007
  45. LP Plumbing LLC
    Hampstead
    (443) 979-0788
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Ranked by verified owner, then a Google rating of 4.0 or higher, then review count, then fleet size. A lower rating is still shown, and ranks with the listings we hold no rating for. How ranking works

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Homes in Carroll County

Half the homes in Carroll County were built before 1983, 44% before 1980 and 18% before 1960. (Census Bureau American Community Survey table B25035, 2020 to 2024 5-year estimates; Census Bureau American Community Survey table B25034, 2020 to 2024 5-year estimates)

From 1991 to 2020, Carroll County averaged 5,095 heating degree days and 890 cooling degree days a year. (NOAA NCEI nClimDiv county heating degree days, 1991 to 2020 averages; NOAA NCEI nClimDiv county cooling degree days, 1991 to 2020 averages)

In Carroll County, 50% of occupied homes heat with electricity, 21% with utility gas and 18% with fuel oil or kerosene. (Census Bureau American Community Survey table B25040, 2020 to 2024 5-year estimates)

Plumbing and HVAC rules in Maryland

What plumbing and HVAC work costs in Maryland

Ranges are national; ask contractors near you.

A plumber's hourly rate
$45 to $200 an hour; most charge $70 to $150 (HomeAdvisor, Fixr, HomeGuide)
A plumber's service call
$50 to $300 a visit, which often covers the first hour (HomeAdvisor, Fixr, HomeGuide)
After-hours or emergency call
about $100 to $300 added to the call, or about $150 to $350 an hour (HomeAdvisor, Fixr, HomeGuide)
Burst or leaking pipe repair
$200 to $3,000; the guides' averages run $500 to $1,200 (HomeAdvisor, Fixr, HomeGuide)
Clearing a sink, tub or toilet drain
$100 to $275 (HomeAdvisor, Fixr, HomeGuide)
Clearing the main line
$175 to $800; typically $350 to $650 (HomeAdvisor, Fixr, HomeGuide)
Hydro jetting
$350 to $1,400, depending on the line and the blockage (HomeAdvisor, Fixr, HomeGuide)
Gas tank water heater
$700 to $2,700 installed; about $1,900 on average (HomeAdvisor, Fixr, HomeGuide)
Tankless water heater
$1,600 to $5,600 installed for gas, depending on gas line and venting work (HomeAdvisor, Fixr, HomeGuide)$850 to $3,000 installed for electric, before any panel upgrade ($850 to $1,700) (Fixr, HomeGuide)
Heat pump water heater
$2,000 to $4,600 installed in place of an electric tank; more when it replaces gas (HomeAdvisor, Fixr, HomeGuide)
Sewer camera inspection
$125 to $500 (HomeAdvisor, Fixr, HomeGuide)
Sewer line replacement
about $1,400 to $5,300 for a typical line (HomeAdvisor, HomeGuide)$50 to $250 a linear foot (HomeAdvisor, HomeGuide)
Replacing central AC on existing ducts
$3,900 to $8,000; about $6,000 on average (HomeAdvisor, Fixr, Forbes Home)
Swapping a heat pump on existing ducts
$4,000 to $8,000; a 3-ton system about $3,900 to $6,200 (HomeAdvisor, Forbes Home, HomeGuide)
A whole-home heat pump system
commonly $14,000 or more (NYSERDA, Massachusetts EEAC, Fixr, HomeGuide)
Replacing a gas furnace
$3,800 to $6,200 at standard efficiency (HomeGuide, HomeAdvisor, Fixr, Forbes Home)$5,200 to $12,000 at high efficiency (90% AFUE and up) (HomeGuide, HomeAdvisor, Fixr, Forbes Home)
Replacing an electric furnace
$1,600 to $8,000, with a like-for-like swap at the low end (Fixr, HomeAdvisor)
A single-zone mini-split
$2,000 to $5,000 (HomeGuide, Fixr, Forbes Home)
A multi-zone mini-split
$3,000 to $14,000 for 2 to 4 zones (HomeGuide, Fixr, Forbes Home)
An HVAC tune-up
$70 to $350 a visit; a basic tune-up is often about $100 to $200 (HomeGuide, HomeAdvisor, Fixr)
An HVAC maintenance plan
$120 to $500 a year (HomeGuide, Fixr)

Ranges from HomeAdvisor, HomeGuide, Fixr, Forbes Home, NYSERDA and the Massachusetts EEAC, checked September 2026.

What plumbing and HVAC work costs in Maryland

Rules in Maryland

Maryland licenses master, journeyperson and apprentice plumbers through its State Board of Plumbing.1, 2, 3 Heating and cooling contractors in Maryland are licensed by a separate state board.4 Your local building department in Maryland can tell you whether replacing a water heater, furnace or AC needs a permit.

Plumbing and HVAC rules in Maryland

Nearby counties

Sources

  1. Maryland Department of Labor ↑
  2. Maryland Department of Labor ↑
  3. Maryland Department of Labor ↑
  4. Maryland Department of Labor ↑