Montgomery County, Maryland

county in Maryland, United States

Montgomery County of the U.S. state of Maryland is north of Washington, D.C. and southwest of Baltimore. It is one of the richest counties in the United States,[5] and has the highest percentage (29.2%) of residents over 25 years old who hold a post-graduate degree.[6] The county seat and largest municipality is Rockville.[7]

Montgomery County, Maryland
Clockwise: Downtown Bethesda, Spring Street in Silver Spring, Billy Goat B Trail, rural Darnestown, Rockville town center, Great Falls on the Potomac River.
Flag of Montgomery County, Maryland
Official seal of Montgomery County, Maryland
Coat of arms of Montgomery County, Maryland
French: Gardez Bien (English: Watch Well)
Location in the U.S. state of Maryland
Location in the U.S. state of Maryland
Coordinates: 39°08′11″N 77°12′15″W / 39.13638°N 77.20424°W / 39.13638; -77.20424[1]
CountryUnited States
Largest communityGermantown
FoundedSeptember 6, 1776[2][3]
Named forRichard Montgomery
 • ExecutiveMarc Elrich (D)
 • Total506.91 sq mi (1,312.89 km2)
 • Land493.11 sq mi (1,277.15 km2)
 • Water13.80 sq mi (35.74 km2)
 • Total1,062,061
 • Density2,153.80/sq mi (831.59/km2)
DemonymsMontgomery Countyan, MoCoite
Gross Domestic Product
 • TotalUS$93.746 billion (2022)
Time zoneUTC−05:00 (Eastern [EST])
 • Summer (DST)UTC−04:00 (EDT)
ZIP Codes
Area codes
Congressional districts4th, 6th, 8th

References change

  1. "Montgomery County". Retrieved December 5, 2019.
  2. "Montgomery County Centennial: An Old-Fashioned Maryland Reunion". The Baltimore Sun. September 7, 1876. p. 1. ProQuest 534282014.
  3. Maryland. Convention (1836). Proceedings of the Conventions of the providence of Maryland, held at the city of Annapolis, in 1774, 1775, & 1776. Baltimore, Md.; Annapolis, Md.: Baltimore, James Lucas & E. K. Deaver; Annapolis, Jonas Green. p. 242. hdl:loc.gdc/scd0001.00117695347. LCCN 10012042. OCLC 3425542. OL 7018977M. Resolved, That after the first day of October next, such part of the said county of Frederick as is contained within the bounds and limits following, to wit : beginning at the east side of the mouth of Rock creek on Potowmac river, and running with the said river to the mouth of Monocacy, then with a straight line to Par's spring, from thence with the lines of the county to the beginning, shall be and is hereby erected into a new county by the name of Montgomery county.
  4. "Gross Domestic Product by County and Metropolitan Area, 2022" (PDF). Bureau of Economic Analysis.
  6. "US Census Bureau: R1403. Percent of People 25 Years and Over Who Have Completed an Advanced Degree: 2004". Archived from the original on 12 February 2020. Retrieved 2 January 2009.
  7. "Maryland by Place - GCT-PH1-R. Population, Housing Units, Area, and Density (Geographies ranked by total population): 2000". Archived from the original on 2009-02-26. Retrieved 2009-01-02.