GRP Construction Services
Construction company in Derwood, MD 20855
About this company
GRP Construction Services is listed as a construction company at 18901 Muncaster Rd in Derwood, Maryland, in Montgomery County. It is one of 31 general contractors in ZIP 20855.
Other construction companies nearby
Allegheny Builders & Contractors18304 Dundonnell Way, Olney
1.2 mi(301) 879-8300
P & P General Contractors18209 Hollingsworth Dr, Derwood
1.2 mi(301) 948-7132
Alpine Services Inc5313 Brookeville Rd, Gaithersburg
1.4 mi(301) 963-8833
Team River Runner5007 Stone Rd, Rockville
1.5 mi(571) 330-6383
Falcione Consulting Group6608 Hollingsworth Ter, Rockville
1.5 mi(301) 948-6526
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.