Dunsmore Exteriors Roofing
Roofing contractor in Marriottsville, MD 21104
About this company
Dunsmore Exteriors Roofing is listed as a roofing contractor at 12060 Old Frederick Rd in Marriottsville, Maryland, in Howard County. It is one of 1 roofing companies in ZIP 21104.
Other roofers nearby
The Home Wise Pros3290 Pine Orchard Ln #A5, Ellicott City
4.6 mi(443) 364-3215
Howard County Roofing10253 Little Brick House Ct, Ellicott City
4.9 mi(410) 304-3154
DWM Roofing518 Mabe Dr, Woodbine
5.2 mi(410) 795-7600
Restoration Roofing CO.3681 Sharp Rd, Glenwood
5.3 mi(410) 489-7663
Diamond Home Remodeling, LLC6235 Sykesville Rd, Eldersburg
5.6 mi(410) 875-7229
Housing market around ZIP 21104
Figures describe the local area, not this company.
Typical home value$716,000+1.2% past year · +44% in 10 years
12-month value outlook+0.6%Roughly flat
Days to sale agreement16Baltimore metro · 14 a year ago
New homes permitted, 2025728Howard County
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 roofing angle: 285 homes in this ZIP, 14% of the total, were built from 2000 to 2009, so they are now 17 to 26 years old. Only 27% were built before 1980.
Local figures are estimates from public records and Zillow housing data, updated regularly.