Alexander Townsley Home Improvements
Roofing contractor in Columbia, MD 21045
About this company
Alexander Townsley Home Improvements is listed as a roofing contractor at 8775 Centre Park Dr in Columbia, Maryland, in Howard County. It is one of 12 roofing companies in ZIP 21045.
Other roofers nearby
R & C Roofing8775 Centre Park Dr, Columbia
Under 0.1 mi(410) 670-3850
Best Buy Design Build, LLC8950 State Route 108, Ste 227, Columbia
0.3 mi(855) 201-1235
Best Buy Waterproofing8950 MD-108, Ste 221, Columbia
0.3 mi(410) 919-9397
Chris Normile Roofing8906 Lee Manor Dr, Ellicott City
0.8 mi(410) 343-4530
AC Matthews, Roofing & Exteriors9205 Spring Valley Rd, Ellicott City
1.2 mi(410) 415-3197
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 roofing angle: 752 homes in this ZIP, 5% of the total, were built from 2000 to 2009, so they are now 17 to 26 years old. Only 56% were built before 1980.
Local figures are estimates from public records and Zillow housing data, updated regularly.