Get All Your Tax Credits! More Montgomery residents are eligible for expanded federal and state Earned Income Tax Credits, the County’s Working Families Income Supplement, and the expanded federal Child Tax Credit. Learn more and find free tax help at montgomerycountymd.gov/CASHBACK.

Montgomery County is the most populous county in the U.S. state of Maryland. As of the 2020 United States census, the county's population was 1,062,061, increasing by 9.3% from 2010. [6] The county seat is Rockville, and Germantown is the most populous place in the county. [7]

For additional help see: Services, Organization Chart or use the Search feature. Executive Branch Offices Judicial Branch Offices County Agencies Legislative Branch Offices Executive Branch Offices

Montgomery County government ensure accessibility in all of their programs and services. Find out what the County is doing to ensure programs and services are accessible.

Montgomery County, named after General Richard Montgomery, was established by the State Convention in 1776, functioned under the County Commission system until 1948, when voters adopted a charter giving the County home rule and a council-manager form of government.

Approved by the voters in 1968 and implemented in 1970, the Montgomery County Charter provides for a Council/Executive form of government. The County is composed of the Executive and Legislative branches.

Created from Frederick County, Montgomery County was named for Revolutionary War General Richard Montgomery (1738-1775). Born in Swords, County Dublin, Ireland, General Montgomery died leading Continental forces against Quebec.

The History of Montgomery County, Maryland begins prior to 1688 when the first tract of land in what is now Montgomery County was granted by Charles I in a charter to the first Lord Baltimore (head of the Calvert family).

Frequently requested statistics for: Montgomery County, Maryland

©1995–2025 Montgomery County Public Schools, 15 W. Gude, Suite 400, Rockville, Maryland 20850