MD History & Facts
County Information - Maryland
By Cynthia Kirkeby
Jun 1, 2006, 13:57 PST

County Information for Maryland


There are 24 Counties in the state of Maryland.

The largest Maryland county by size is Frederick County, which is 663 square miles.

The largest Maryland county by population is Montgomery County, which has a population of 873,341.

Source: National Association of Counties


Here are Maryland QuickFacts from the U.S. Census Bureau.