HVAC companies in Wilmington, DE 19803
1 HVAC companies, with local market data for this ZIP.
General contractors 15Roofing and exteriors 5Concrete and masonry 3Carpentry, drywall and windows 3Remodeling 2HVAC 1Electricians 1Other construction trades 1
Area profitability, HVAC74 / 100Strong market, balanced field
Typical home value$513,000+3.7% in the past year
New homes permitted, 20251,322New Castle County
Homeowners89.1%8,723 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
Ace Air Conditioning & HeatHVAC contractor · 1020 Foulk Rd, Wilmington(302) 655-7440 · aceairconditioningheating.com
HVAC in ZIP 19803 at a glance
Local building angle: New Castle County permitted 1,322 new homes in 2025, including 188 apartment units. 8% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.