HVAC companies in Cabin John, MD 20818
1 HVAC companies, with local market data for this ZIP.
Area profitability, HVAC73 / 100Strong market, crowded field
Typical home value$1,240,000+0.8% in the past year
New homes permitted, 20251,411Montgomery County
Homeowners95.3%595 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
The Air Duct CleanersHVAC contractor · 6500 Seven Locks Rd, Cabin John(301) 895-9300 · the-air-duct-cleaners.com
HVAC in ZIP 20818 at a glance
Local building angle: Montgomery County permitted 1,411 new homes in 2025, including 559 apartment units. 26% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.