Middlesex County, Massachusetts

As part of the 2010 national census, the Commonwealth's mean center of population for that year was geo-centered in Middlesex County, in the town of Natick at (42.27229°N, -71.36337°W). (This is not to be confused with the geographic center of Massachusetts, which is in Rutland, in neighboring Worcester County.) Middlesex County is included in the Census Bureau’s Boston–Cambridge–Newton, MA–NH Metropolitan Statistical Area.

Natick is a town in Middlesex County, Massachusetts, United States.

As part of the 2010 national census, the Commonwealth's mean center of population for that year was geo-centered in Middlesex County, in the town of Natick at (42.27229°N, -71.36337°W). (This is not to be confused with the geographic center of Massachusetts, which is in Rutland, in neighboring Worcester County.) Middlesex County is included in the Census Bureau’s Boston–Cambridge–Newton, MA–NH Metropolitan Statistical Area.

Newton is a suburban city in Middlesex County, Massachusetts, United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Cambridge is a city in Middlesex County, Massachusetts, and part of the Boston metropolitan area.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Watertown is a city in Middlesex County, Massachusetts, and part of the Greater Boston area.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Sudbury is a town in Middlesex County, Massachusetts, United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Concord is a town in Middlesex County, Massachusetts, in the United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Woburn is a city in Middlesex County, Massachusetts, United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Medford is a city 3.2 miles northwest of downtown Boston on the Mystic River in Middlesex County, Massachusetts, United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Wayland is a town in Middlesex County, Massachusetts, United States.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

With that, it also switched from Middlesex County, to which it had belonged since 1643, to Suffolk County.

The county was created by the Massachusetts General Court on May 10, 1643, when it was ordered that "the whole plantation within this jurisdiction be divided into four shires." Middlesex initially contained Charlestown, Cambridge, Watertown, Sudbury, Concord, Woburn, Medford, Wayland, and Reading.

Reading is a town in Middlesex County, Massachusetts, United States, 16 mi north of central Boston.

As part of the 2010 national census, the Commonwealth's mean center of population for that year was geo-centered in Middlesex County, in the town of Natick at (42.27229°N, -71.36337°W). (This is not to be confused with the geographic center of Massachusetts, which is in Rutland, in neighboring Worcester County.) Middlesex County is included in the Census Bureau’s Boston–Cambridge–Newton, MA–NH Metropolitan Statistical Area.

Middlesex County, Massachusetts (1,537,215)

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Located in Middlesex County, Lowell (along with Cambridge) was a county seat until Massachusetts disbanded county government in 1999.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Billerica is a town in Middlesex County, Massachusetts, United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Chelmsford is a town in Middlesex County, Massachusetts in the United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Tewksbury is a town in Middlesex County, Massachusetts, United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Dunstable is a town in Middlesex County, Massachusetts, United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Tyngsborough (also spelled Tyngsboro) is a town in northern Middlesex County, Massachusetts, United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Dracut is a town in Middlesex County.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Westford is a town in Middlesex County, Massachusetts, United States.

The Middlesex-North District (smaller) with its county seat in Lowell under the Registry of Deeds consisted of the city of Lowell, and its adjacent towns of Billerica, Carlisle, Chelmsford, Dracut, Dunstable, Tewksbury, Tyngsborough, Westford and Wilmington.

Wilmington is a town in Middlesex County, Massachusetts, United States.

The County Sheriff and two Registers of Deeds (one for the Northern District at Lowell and another for the Southern District at Cambridge) are each elected to serve six-year terms.

The Middlesex Sheriff's Office is a law enforcement agency which serves the 54 cities and towns of Middlesex County, Massachusetts, United States.

As of 2016, the estimated population was 1,589,774, making it the twenty-first most populous county in the United States, and the most populous county in both Massachusetts and New England.

Peter John Koutoujian Jr. (born September 17, 1961) is an American politician who is the current Sheriff of Middlesex County, Massachusetts and a former member of the Massachusetts House of Representatives.