Posterity Group LLC
General contractor in Derwood, MD 20855
About this company
Posterity Group LLC is listed as a general contractor at 7361 Calhoun Pl in Derwood, Maryland, in Montgomery County. It is one of 31 general contractors in ZIP 20855.
Other construction companies nearby
Pitt Bros Casas Del Sol235 Derwood Cir, Rockville
0.2 mi(301) 220-1066
CGI Construction Co7642 Standish Pl, Derwood
0.3 mi(301) 550-7790
Fancy Home & Flooring Inc.15269 Display Ct, Rockville
0.3 mi(301) 217-0004
Washington Office Installations -12 Derwood Cir, Rockville
0.3 mi(240) 876-5619
A’s Contractors Group LLC15209 Frederick Rd, Rockville
0.4 mi(301) 944-0228
Housing market around ZIP 20855
Figures describe the local area, not this company.
Typical home value$674,000−0.3% past year · +40% in 10 years
Typical rent$2,493+3.0% past year
12-month value outlook+0.2%Roughly flat
New homes permitted, 20251,411Montgomery County
Days to sale agreement19Washington metro · 17 a year ago
Listings with a price cut29.4%Washington metro
Sale price vs list99.7%Washington metro
New construction sales489Washington metro, Aug · −24% 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: Montgomery County permitted 1,411 new homes in 2025, including 559 apartment units. 24% of the homes in this ZIP were built since 2000.
Local figures are estimates from public records and Zillow housing data, updated regularly.