One Source Window Systems
Window installer in Columbia, MD 21046
About this company
One Source Window Systems is listed as a window installer at 9689 Gerwig Ln in Columbia, Maryland, in Howard County. It is one of 1 carpentry, drywall and window companies in ZIP 21046.
Other carpentry, drywall and window companies nearby
Baysun Home Services6879 Many Days, Columbia
1.5 mi(410) 618-0561
Harold Howard's Painting Service10936 Harmel Dr, Columbia
2.9 mi(410) 218-6261
Aeroseal Windows & Storefront8350 Bristol Ct, Jessup
3.1 mi(888) 380-2376
Vytex9425 Washington Blvd N, Laurel
3.8 mi(301) 362-1000
G & G Paint & Drywall Inc.7383 Washington Blvd Ste 103, Elkridge
4.6 mi(410) 238-0400
Housing market around ZIP 21046
Figures describe the local area, not this company.
Typical home value$515,000+0.1% past year · +46% in 10 years
Typical rent$1,952+0.1% 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. 10% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.