Greenfox Cooling, Heating & Plumbing
HVAC contractor in Columbia, MD 21045
About this company
Greenfox Cooling, Heating & Plumbing is listed as an HVAC contractor at 9160 Rumsey Rd Ste B2 in Columbia, Maryland, in Howard County. It is one of 5 HVAC companies in ZIP 21045.
Other HVAC companies nearby
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
Climate Pro Mechanical3717 Ligon Rd, Ellicott City
2.5 mi(301) 205-0109
Housing market around ZIP 21045
Figures describe the local area, not this company.
Typical home value$476,000+0.5% past year · +48% in 10 years
Typical rent$2,252+4.5% past year
12-month value outlook+0.3%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. 6% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.