Montgomery County, Maryland
Former Montgomery County Corthouse in Rockville, listed on the NRHP since 1986 |
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administration | |
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US state : | Maryland |
Administrative headquarters : | Rockville |
Address of the administrative headquarters: |
Executive Office Building 101 Monroe Street Rockville, MD 20850 |
Foundation : | 1776 |
Made up from: | Frederick County, Prince George's County, Charles County |
Area code : | 001 240 |
Demographics | |
Residents : | 971,777 (2010) |
Population density : | 757.4 inhabitants / km 2 |
geography | |
Total area : | 1313 km² |
Water surface : | 30 km² |
map | |
Website : www.montgomerycountymd.gov |
The Montgomery County is a county in the US state of Maryland . The county seat is Rockville .
Montgomery County is part of the metropolitan area around the US capital Washington, DC
geography
The county forms the northern suburbs of the US capital Washington and is bounded in the southwest by the Potomac River , which forms the border with Virginia .
Montgomery County covers an area of 1,313 square kilometers; 30 square kilometers (2.29 percent) of this is water. It borders on the following counties:
Frederick County | Howard County | |
Loudoun County, Virginia |
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Fairfax County, Virginia |
Washington, DC | Prince George's County |
history
Montgomery County was formed in 1776 from parts of Frederick, Prince George's and Charles Counties. It was named after Richard Montgomery (1738-1775), a general in the Continental Army in the American War of Independence , who fell as the first and highest-ranking general in the Battle of Québec .
A place in the middle of the county, from which today's city of Rockville developed, was chosen as the administrative seat.
In 1791, parts of Montgomery County including the then city of Georgetown were spun off to form the newly founded District of Columbia together with parts of neighboring counties in Maryland and Virginia .
Six sites in Montgomery County have National Historic Landmark status because of their historical significance . 73 buildings and sites in the county are listed on the National Register of Historic Places (as of November 14, 2017).
Demographic data
growth of population | |||
---|---|---|---|
Census | Residents | ± in% | |
1790 | 18.003 | - | |
1800 | 15,058 | -16.4% | |
1810 | 17,980 | 19.4% | |
1820 | 16,400 | -8.8% | |
1830 | 19,816 | 20.8% | |
1840 | 15,456 | -22% | |
1850 | 15,860 | 2.6% | |
1860 | 18,322 | 15.5% | |
1870 | 20,563 | 12.2% | |
1880 | 24,759 | 20.4% | |
1890 | 27,185 | 9.8% | |
1900 | 30,451 | 12% | |
1910 | 32,089 | 5.4% | |
1920 | 34,921 | 8.8% | |
1930 | 49.206 | 40.9% | |
1940 | 83,912 | 70.5% | |
1950 | 164.401 | 95.9% | |
1960 | 340.928 | 107.4% | |
1970 | 522,809 | 53.3% | |
1980 | 579.053 | 10.8% | |
1990 | 757.027 | 30.7% | |
2000 | 873.341 | 15.4% | |
2010 | 971.777 | 11.3% | |
before 1900 1900–1990 2000 + 2010 |
As of the 2010 census , Montgomery County had 971,777 people in 344,099 households. The population density was 757.4 people per square kilometer.
The racial the population was composed of 57.5 percent white, 17.2 percent African American, 0.4 percent Native American, 14.0 percent Asian and other ethnic groups; 4.0 percent were descended from two or more races. Regardless of ethnicity, 17.0 percent of the population was Hispanic or Latino of any race.
Statistically, there were 2.72 people each in the 344,099 households.
24.5 percent of the population were under 18 years old, 63.2 percent were between 18 and 64 and 12.3 percent were 65 years or older. 51.5 percent of the population was female.
The median income for a household was 93,774 USD . The per capita income was $ 46,122. 6.7 percent of the population lived below the poverty line.
traffic
Montgomery is served by the Capital Beltway and Interstate Highway 270. With the Montgomery County Airpark , the county has an airport that is mainly used for business aviation .
cities and communes
Citys
Towns
Villages
Special-purpose districts
Census-designated places (CDP)
Unincorporated Communities
1 - partially in Prince George's County
Individual evidence
- ↑ Extract from the National Register of Historic Places - No. 86003352. Retrieved September 4, 2011
- ↑ GNIS-ID: 1712500. Retrieved on February 22, 2011 (English).
- ↑ Listing of National Historic Landmarks by State: Maryland . National Park Service , accessed November 14, 2017.
- ↑ Search mask database in the National Register Information System. National Park Service , accessed November 14, 2017.
- ^ University of Virginia Library - Historical Census Browser. Retrieved September 4, 2011
- ↑ United States Census.gov.Retrieved September 4, 2011
- ↑ Excerpt from census.gov (2000 + 2010) ( Memento of the original from July 15, 2011 on WebCite ) Info: The archive link was inserted automatically and has not yet been checked. Please check the original and archive link according to the instructions and then remove this notice. Retrieved April 4, 2012
- ↑ US Census Bureau, State & County QuickFacts - Montgomery County ( Memento of the original from July 15, 2011 on WebCite ) Info: The archive link was automatically inserted and not yet checked. Please check the original and archive link according to the instructions and then remove this notice. Retrieved September 4, 2011
Web links
- US Census Bureau, State & County QuickFacts - Montgomery County
- Maryland State Archives - Montgomery County
- Yahoo Image Search - Montgomery County
- www.city-data.com - Montgomery County
Coordinates: 39 ° 8 ′ N , 77 ° 12 ′ W