HVAC companies in Prince Frederick, MD 20678
8 HVAC companies, with local market data for this ZIP.
General contractors 26HVAC 8Roofing and exteriors 5Concrete and masonry 4Other construction trades 3Remodeling 3Excavation and demolition 2Electricians 2Carpentry, drywall and windows 2Garage doors 2Fences and decks 1Flooring and tile 1
Area profitability, HVAC59 / 100Strong market, crowded field
Typical home value$474,000+1.4% in the past year
New homes permitted, 2025157Calvert County
Homeowners78.4%4,744 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Aero EnergyHVAC contractor · 201 Schooner Ln, Prince Frederick(800) 998-4311 · AeroEnergy.com
By the Bay MechanicalHVAC contractor · 325 JW Williams Rd, Prince Frederick(443) 975-9115 · g.page
Continental ServiceHVAC contractor · 2192 Solomons Island Rd S, Prince Frederick(410) 535-0091 · continentalservices.net · 5 drivers, 3 trucks
Leitch Heating & Air Conditioning IncHVAC contractor · 99 Skipjack Rd 3, Prince Frederick(410) 535-2234 · leitchheatingandairconditioning.com · 3 drivers, 3 trucks
Patuxent Heating & Air ConditioningHVAC contractor · 3817 Cassell Blvd, Prince Frederick(301) 855-9038 · patuxentheatingandair.com
S.F. Jones Heating and Cooling LLCHVAC contractor · 476 Main St, Prince Frederick(443) 432-3652 · sfjoneshvac.com
Sears Heating and Air ConditioningHVAC contractor · 255 Solomons Island Rd S, Prince Frederick(443) 269-8877 · searshomeservices.com
SMO Energy North PlantHVAC contractor · 201 Bugeye Sq, Prince Frederick(888) 222-3720 · smoenergy.com
HVAC in ZIP 20678 at a glance
Local building angle: Calvert County permitted 157 new homes in 2025, including 35 apartment units. 39% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.