Sunline Systems
HVAC contractor in Ijamsville, MD 21754
About this company
Sunline Systems is listed as an HVAC contractor at 5320 Ijamsville Rd in Ijamsville, Maryland, in Frederick County. It is one of 4 HVAC companies in ZIP 21754.
Other HVAC companies nearby
Maryland Mechanical Services HVAC6134 Pine Crest Ln, Frederick
1.9 mi(240) 498-0091
Applied Heating and Cooling Solutions6663 Coldstream Dr, New Market
2.4 mi(240) 235-1500
Urbana HVAC9309 Penrose St, Frederick
3.0 mi(240) 723-3860
Donald L. Lowe & Sons Inc.4937 Green Valley Rd #H, Monrovia
3.1 mi(301) 865-4490
Smock Heating & Air1539 Tilco Dr Unit 104, Frederick
3.2 mi(301) 945-7220
Housing market around ZIP 21754
Figures describe the local area, not this company.
Typical home value$680,000+0.7% past year · +55% in 10 years
12-month value outlook+0.3%Roughly flat
Days to sale agreement19Washington metro · 17 a year ago
New homes permitted, 20251,168Frederick County
Listings with a price cut29.4%Washington metro
Sale price vs list99.7%Washington metro
New construction sales489Washington metro, Aug · −24% 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: Frederick County permitted 1,168 new homes in 2025, including 354 apartment units. 20% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.