HVAC companies in Seaford, DE 19973
2 HVAC companies, with local market data for this ZIP.
General contractors 28Other construction trades 6Concrete and masonry 5Remodeling 4Painting 2HVAC 2Roofing and exteriors 1Carpentry, drywall and windows 1Fences and decks 1Electricians 1
Area profitability, HVAC57 / 100Moderate market, balanced field
Typical home value$314,000+1.9% in the past year
New homes permitted, 20253,885Sussex County
Homeowners72.3%9,927 households
Source: Zillow (home value and housing demand in the score), data through Sep 2026. Permits and households: U.S. Census Bureau.
National HVAC ServiceHVAC contractor · 9306 N Point Commons Blvd, Seaford(302) 629-9400 · nationalhvacservice.com · 5 drivers, 2 trucks
Service Today IncHVAC contractor · 9349 Old Furnace Rd, Seaford(302) 990-1223 · servicetodayinc.com
HVAC in ZIP 19973 at a glance
Local building angle: Sussex County permitted 3,885 new homes in 2025, including 493 apartment units. 32% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.