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Gaithersburg, Maryland Map and Directory


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Montgomery County, Maryland locator map According to the United States Census Bureau, Gaithersburg is a City that is located in Montgomery County, Maryland at 39.14 degrees North and 77.20 degrees West.  The city's time zone is America/New York, and the city's primary telephone area code is 301.  The land area of Gaithersburg is about 10.25 square miles, whereas the water area of the city is about 0.14 square miles.  Montgomery County's land area is about 491 square miles, so the city occupies about 2.1 percent of the county's total land area.

The Census Bureau estimates that Gaithersburg had about 67,985 residents in 2019, which is approximately 6,633 people per square mile of land area. 

According to recent American Community Survey data, the median household income in Gaithersburg was about $89,763 per year. 

The Maryland counties map at upper right shows Montgomery County, highlighted in red.  Use the menu below to display interactive maps of Gaithersburg, either in a frame on this page or in full-screen mode. 

Use the menu below to display categorized Gaithersburg directories. 

Gaithersburg Products and Services Directory

Selected Gaithersburg, Maryland Listings

These randomly selected Gaithersburg listings provide some insight into the city's cultural environment and economic climate.

Bowen Electric Service Inc
  • Building & Home Construction
  • Special Trades Contractors
  • Electric Contractors
  • Electric Contractors Residential
Cathode Lighting Systems
  • Signs Wholesale & Manufacturers
  • Building Construction & Design Consultants
Clark Chiropractic - Steven E Clark DC
  • Alternative Medicine
  • Chiropractors
  • Alternative Medicine Practitioners
East Coast Professionals Inc
  • Accounting, Auditing & Bookkeeping Services
Family Services Agency Inc
  • Social & Human Services
  • Charitable & Nonprofit Organizations
  • Community Services
  • Social Workers
L Academie Cuisine
  • Vocational Education
Light Technology Industry
  • Engineers
  • Medical Equipment & Supplies Retail
  • Laboratories
  • Engineering Services
Mercury Associates Inc
  • Business Consultants & Advisors
  • Management Consultants
  • Business Management Services
Mythos Grill
  • Bar & Grill Restaurants
  • Greek Restaurants
Potomac Valley Chiropractic - Spiro Theodore DC
  • Alternative Medicine
  • Chiropractors
  • Alternative Medicine Practitioners
Realty Group Property Management
  • Real Estate Rental & Leasing
  • Property Management
  • Rental Management Services

Nearby Maryland Cities and Towns *

Large and Mid-size Cities in Nearby States

* Parenthesized numbers indicate economic activity levels.

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