Maps

Washington Region in the Chesapeake Bay Watershed


The Washington, D.C., metropolitan region is the largest, most urbanized land area in the Chesapeake Bay watershed. The region is home to approximately 4.5 million residents and 2.8 million jobs. The region's economy ranks 4th in the country, behind New York, Los Angeles, and Chicago. It is the 6th most populous and ranks 5th in numbers of jobs. As of 2000, developed land covered approximately 700,000 to 860,000 acres or 24-29 percent of the metropolitan region (1), while agricultural and forest land accounted for 876,000 and 1.3 million acres, respectively. In the outlying rural counties surrounding the Washington metropolitan region and shown in the Atlas (King George, Spotsylvania, Fredericksburg, Fauquier, and Clarke, in Virginia; Jefferson County, West Virginia; Carroll and St. Mary's in Maryland), developed land amounted to between 121,000 - 159,000 acres (8-10 percent); agricultural, over 650,000 acres; forests, 770,000 acres.

Between 1970 and 1990 the Washington region's population grew by over 35 percent. In this same period, however, the rate at which land was converted to urban uses exceeded population growth by two-and-one-half times.(2) From 1990 to 2000, the region's population grew by another 16.3 percent. By 2025, the population is projected to increase another 1.44 million, about 25 percent.(3) This growth, while potentially positive for central jurisdictions such as the District of Columbia (which declined in population until 2000), threatens to consume an increasing amount of important resource land throughout the region and at its perimeter. If the current sprawling patterns of urbanization continue into the future, the region will not only lose natural resource lands, but existing problems of poor air and water quality along with traffic congestion will be compounded.

View entire Washington Region in the Chesapeake Bay Watershed map

 

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1 Data sources: Mid-Atlantic Earth Science Applications Center (RESAC), the University of Maryland at College Park, and Maryland Department of Planning. The Washington, D.C., metropolitan region is defined as the Metropolitan Washington Council of Governments (MWCOG) member jurisdictions and two Baltimore Metropolitan Council jurisdictions. These jurisdictions are the following: District of Columbia, Arlington County, City of Alexandria, Montgomery County, City of Rockville, Prince George's County, Fairfax County, City of Fairfax, City of Falls Church, Loudoun County, Prince William County, Manassas, Manassas Park, Calvert County, Charles County, Frederick County, Stafford County, Anne Arundel County, Howard County. The outer jurisdictions depicted in this Atlas are: Fauquier County, Clarke County, King George County, Spotsylvania County, Fredericksburg, Jefferson County, Carroll County, St. Mary's County.
2 A Region Divided, Brookings Institution Center on Urban and Metropolitan Policy, 1999
3 MWCOG Round 6.2 Cooperative Forecasts

Washington Region in the Chesapeake Bay Watershed
| Imperviousness | Natural Resource & Agricultural Lands
Protected Lands | Protected Greenspace Inside the Capital Beltway
Urbanization

Future Growth Model