HVAC companies in Sunderland, MD 20689
1 HVAC companies, with local market data for this ZIP.
Area profitability, HVAC63 / 100Strong market, crowded field
Typical home value$579,000+0.8% in the past year
New homes permitted, 2025157Calvert County
Homeowners93.0%635 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Chapman Services IncHVAC contractor · 6260 Alpine Ct, Sunderland(410) 286-5583
HVAC in ZIP 20689 at a glance
Local building angle: Calvert County permitted 157 new homes in 2025, including 35 apartment units. 29% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.