Capital Bikeshare year. Capital Bikeshare Capital Bikeshare (also abbreviated CaBi) is a bicycle sharing system that serves Washington, D.C.; Arlington County, Virginia; the city of Alexandria, Virginia; Montgomery County, Maryland and Fairfax County, Virginia. It has more than 440 stations and 3,700 bicycles, all owned by these local governments and operated in a public-private partnership with Motivate International. Opened in September 2010, the system was the largest bike sharing service in the United States until New York City's Citi Bike began operations in May 2013. The SmartBike DC bike sharing service, a predecessor to Capital Bikeshare, debuted in 2008 with 10 stations
Summerfield, Maryland Summerfield, Maryland Summerfield is a census-designated place near Landover in Prince George's County, Maryland, in the United States. The population of the CDP was 10,898 at the 2010 census. It is a suburb of Washington, D.C. Fedex Field is located in Summerfield CDP, as is the Prince George's County Sports and Learning Complex. Prior to the 2010 Census, the area was not covered by another census-designated place. According to the U.S. Census Bureau, Summerfield has a total area of , of which , or 0.03%, is water. The CDP is bordered to the east by the Capital Beltway (I-495/95) and