A report on Waltham, Massachusetts, Cambridge, Massachusetts, Lexington, Massachusetts, Belmont, Massachusetts and Massachusetts's 5th congressional district

Belmont was established on March 10, 1849, by former citizens of, and land from the bordering towns of Watertown, to the south; Waltham, to the west; and Arlington, then known as West Cambridge, to the north.

In 1639, the Massachusetts General Court purchased the land that would become present day Lexington, then within the boundaries of Cambridge, from the Naumkeag Squaw Sachem of Mistick.

Arlington, Ashland, Belmont, Cambridge: Ward 3 Precinct 2A, Ward 4 Precincts 2 and 3, Wards 6, 7, 8, and 9, Ward 10 Precincts 1 and 2, Framingham, Holliston, Lexington, Lincoln, Malden, Medford, Melrose, Natick, Sherborn, Stoneham, Sudbury: Precincts 1A, 2, 3, 4, and 5, Waltham, Watertown, Wayland, Weston, Winchester and Woburn.

1755 – Part of Cambridge annexed to Waltham.

The town comprised a much larger area than the present city, with various outlying parts becoming independent towns over the years: Cambridge Village (later Newtown and now Newton) in 1688, Cambridge Farms (now Lexington) in 1712 or 1713, and Little or South Cambridge (now Brighton) and Menotomy or West Cambridge (now Arlington) in 1807.

Belmont is bordered by Cambridge on the east, Arlington on the north, Lexington on the northwest, Waltham on the west, and Watertown on the south.

Lexington borders Burlington, Woburn, Winchester, Arlington, Belmont, Waltham, Lincoln, and Bedford.

1859 – Town of Belmont separates from Waltham.

Belmont is part of the 24th Middlesex District (for the Massachusetts House of Representatives), the 2nd Middlesex and Suffolk District (for the Massachusetts Senate), and Massachusetts's 5th congressional district (for the United States House of Representatives).

Lexington is in Massachusetts's 5th congressional district, currently represented by Katherine Clark.

The second area is the larger Hobbs Brook and Stony Brook watersheds, which share borders with neighboring towns and cities including Lexington, Lincoln, Waltham and Weston.

the town of Belmont and

2013 – Katherine Clark becomes Massachusetts's 5th congressional district representative.

It is bordered to the west by Weston and Lincoln, to the south by Newton, to the east by Belmont and Watertown, and to the north by Lexington.

Cambridge is split between Massachusetts's 5th and 7th U.S. congressional districts.