One Hour Heating & Air Conditioning® of Delmarva
HVAC contractor in Berlin, MD 21811
About this company
One Hour Heating & Air Conditioning® of Delmarva is listed as an HVAC contractor at 9928 Old Ocean City Blvd Suite 9 in Berlin, Maryland, in Worcester County. It is one of 8 HVAC companies in ZIP 21811.
Other HVAC companies nearby
Triple E Heating and Air655 Main St, Reisterstown
0.8 mi(410) 833-1133
Bruce Solomon Plumbing, Heating & Air12452 Owings Mills Blvd, Reisterstown
1.0 mi(410) 413-7575
Complete HVAC Services236 Business Center Dr, Reisterstown
1.5 mi(410) 517-0525
Advanced Heating & Cooling LLC212 Business Center Dr, Reisterstown
1.6 mi(410) 833-9445
Ward Boland Associates105 Redland Ct, Owings Mills
1.7 mi(410) 363-1833
Housing market around ZIP 21811
Figures describe the local area, not this company.
Typical home value$432,000−0.6% past year · +72% in 10 years
Typical rent$2,148
12-month value outlook+0.4%Roughly flat
New homes permitted, 2025242Worcester County
Days to sale agreement37Salisbury metro · 36 a year ago
Listings with a price cut27.6%Salisbury metro
Sale price vs list97.5%Salisbury metro
New construction sales132Salisbury metro, Aug · −32% from last year
Source: Zillow (home values, rent, outlook and metro sales), data through Sep 2026. Permits: U.S. Census Bureau.
Typical home value, last 10 years
Source: Zillow Home Value Index, Sep 2026.
Local building angle: Worcester County permitted 242 new homes in 2025. 31% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.