All American Mechanical
HVAC contractor in Ellicott City, MD 21042
About this company
All American Mechanical is listed as an HVAC contractor at 10690 Clarksville Pike in Ellicott City, Maryland, in Howard County. It is one of 5 HVAC companies in ZIP 21042.
Other HVAC companies nearby
Greenfox Cooling, Heating & Plumbing9160 Rumsey Rd Ste B2, Columbia
Under 0.1 mi(443) 574-4328
No -Frost Air Conditioning & Heating Co4990 Waterloo Rd, Ellicott City
1.1 mi(410) 461-6422
Buric Heating and Air Conditioning4301 Temora Manor Ln, Ellicott City
1.5 mi(410) 480-0394
Maryland Heating & Cooling4943 Roundhill Rd, Ellicott City
1.7 mi(410) 465-0081
Beltway Air Conditioning & Heating5550 Sterrett Pl Ste 202, Columbia
2.2 mi(443) 323-2547
Housing market around ZIP 21042
Figures describe the local area, not this company.
Typical home value$797,000+1.5% past year · +42% in 10 years
Typical rent$2,929−0.9% past year
12-month value outlook+0.6%Roughly flat
New homes permitted, 2025728Howard County
Days to sale agreement16Baltimore metro · 14 a year ago
Listings with a price cut30.2%Baltimore metro
Sale price vs list100.1%Baltimore metro
New construction sales122Baltimore metro, Aug · −37% 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: Howard County permitted 728 new homes in 2025, including 379 apartment units. 23% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.