Cambridge

Cambridge is an independent city in Middlesex County, Massachusetts, situated directly across the Charles River from Boston. It is part of the Greater Boston metropolitan area, and its population as of the 2020 U.S. census was 118,403, making it the most populous city in the county, the fourth-largest city in Massachusetts behind Boston, Worcester, and Springfield, and the ninth-most populous city in New England. Harvard University, an Ivy League university founded in Cambridge in 1636, is the oldest institution of higher learning in the United States, and MIT, Lesley University, and Cambridge College are also based in the city. Often called the "City of Squares" for its commercially vibrant neighborhood centers, Cambridge has evolved from a colonial settlement into one of the world's foremost hubs of academic research, biotechnology, and technology innovation.

Founding and Early History

Native Americans inhabited the Charles River basin for thousands of years prior to European colonization. At the time of European contact, the area was home to the Naumkeag of the Pawtucket Confederacy to the north and the Massachusett people to the south. The contact period introduced European infectious diseases that devastated native populations through virgin soil epidemics — outbreaks among populations with no prior immunity — significantly depopulating the Charles River basin before large groups of English settlers arrived in the 1630s.

The town was founded as Newtowne in 1631, with the first houses built that spring. Among the early settlers were Thomas Dudley, his daughter Anne Bradstreet, and her husband Simon Bradstreet. The town was renamed Cambridge in 1638 to honor the English university at which many of its Puritan leaders had studied. The site was chosen in part because its position upriver from Boston Harbor made it more defensible against attack by enemy ships.

Stephen Daye (also recorded as Day) set up the first printing press in the British colonies at Cambridge in 1638, and the first books printed in America came from that press — a forerunner of the city's later publishing and printing industry. In the seventeenth and eighteenth centuries, the densest settlement surrounded Cambridge Common and Harvard College. When this settlement — known as Old Cambridge — joined with Cambridgeport, East Cambridge, and North Cambridge to form the city of Cambridge in 1846, each neighborhood had already developed a distinct identity and demographic makeup.

The American Revolution

Although not as well known as Boston, Cambridge played an important role in the Revolutionary War even before George Washington arrived. Charles William Eliot II, presiding over the Cambridge Historical Society, once said that "the Revolution started in Cambridge in 1774." Wealthy Tory families who had moved to Cambridge from Boston for the wide stretches of land on which they could build their estates fled back to Boston when sentiment in Cambridge became fervently patriotic. Townspeople vandalized the house of the Massachusetts attorney general, Jonathan Sewall, and a handful of Tories who brought tea into Harvard Hall were nearly turned out by students.

In May 1775, approximately 16,000 American patriots assembled at Cambridge Common to begin organizing a military response to British troops following the Battles of Lexington and Concord. On July 2, 1775, two weeks after the Second Continental Congress in Philadelphia formally established the Continental Army and appointed George Washington as its commander, Washington arrived at Cambridge Common to take command of the Patriot soldiers camped there. Many of those soldiers played a role in the subsequent Siege of Boston, which trapped garrisoned British troops from moving by land and ultimately forced the British to abandon the city. Cambridge Common is celebrated as the birthplace of the Continental Army.

Washington chose the mansion of John Vassall, Jr. — a Tory who had fled to Boston — as his headquarters, and from there coordinated the Siege of Boston. After seven months, the British forces evacuated on ships bound for Halifax and Great Britain. That mansion, known today as the Longfellow House–Washington's Headquarters National Historic Site, later became the home of poet Henry Wadsworth Longfellow. The first Massachusetts Constitutional Convention met in Cambridge in 1779–80.

Industrialization and Immigrant Communities

In 1793, private developers opened the West Boston Bridge on the site of the present-day Longfellow Bridge. With the opening of that bridge, the overland distance from Cambridge to Boston shrank from roughly eight miles to three. Cambridge quickly became a major thoroughfare to Boston, and a second community began to arise east of the Common — named after one of the greatest failed real estate ventures in Cambridge history, Cambridgeport.

Connected to Boston by the Canal Bridge in 1809, East Cambridge was an industrial hub throughout the nineteenth century. Glass-making was the dominant industry at mid-century, but it was later supplanted by woodworking, meatpacking, and metalworking plants that drew on a growing Irish immigrant workforce. John P. Squire's slaughterhouse and meatpacking plant was the largest employer in the area in 1880, when nearly 80 percent of East Cantabrigians had two foreign-born parents.

Manufacturers also produced musical instruments, rubber, soap, and candy. The confectionary industry flourished in particular, and by the 1930s and 1940s there were 25 or more candy companies in Cambridge, mostly in Cambridgeport. Among the largest businesses in Cambridge during the period of industrialization was Carter's Ink Company, whose neon sign long adorned the Charles River and which was for many years the world's largest ink manufacturer.

After the completion of subway connections to Boston in 1912, the city experienced rapid industrial expansion. Most manufacturing industries had declined by the late twentieth century, but they were replaced by firms developing computer software, electronics, and biotechnology. The city's population reached a peak of 120,740 in 1950 before entering a period of decline attributed to the movement of people and industry to outer suburbs; the population stabilized in the 1980s and early 1990s, partly owing to the growth of high-technology companies.

Education and Universities

Cambridge is home to some of the world's most distinguished institutions of higher learning. In 1638 — the same year Newtowne was renamed Cambridge — John Harvard, a Puritan minister, bequeathed his library and half of his estate to the local college. Named after its benefactor, Harvard University is the oldest institution of higher learning in the United States. Today there are more than 360,000 Harvard alumni living in the United States and 190 countries around the world, and the university offers degree programs for undergraduate, graduate, and professional students, with an average enrollment of roughly 20,000 students per year.

Scientific and industrial research is further shaped by the presence of the Massachusetts Institute of Technology, which was founded in Boston in 1861 and moved to Cambridge in 1916. Radcliffe College, a women's liberal arts college, was based in Cambridge from its 1879 founding until its full assimilation into Harvard in 1999. Lesley University and Cambridge College also maintain their primary campuses in the city, contributing to a student population that makes up a substantial share of Cambridge's year-round residents.

The headquarters of the Smithsonian Astrophysical Observatory, formerly in Washington, D.C., was moved to Cambridge in 1955 and is now part of the Harvard-Smithsonian Center for Astrophysics. Cambridge's Mount Auburn Cemetery contains the graves of poet Henry Wadsworth Longfellow, poet-diplomat James Russell Lowell, physician-author Oliver Wendell Holmes, Mary Baker Eddy (founder of Christian Science), and the actor Edwin Booth.

Government

Cambridge operates under a council-manager form of government. The nine-member city council is elected at-large using a proportional representation system — specifically the single transferable vote, or ranked-choice voting — making Cambridge one of the very few American cities to use that method. The city manager, appointed by the council, oversees day-to-day municipal operations. The school committee is separately elected and governs the Cambridge Public Schools. City Hall is located in Central Square, which serves as the seat of government.

Neighborhoods and the City of Squares

Cambridge is often called the "City of Squares" because its main commercial areas cluster around street intersections known as squares, each functioning as a small neighborhood center. City government identifies five major squares: Central, Harvard, Inman, Kendall, and Porter.

Harvard Square, centered on the convergence of Massachusetts Avenue, Brattle Street, Mount Auburn Street, and John F. Kennedy Street, is a commercial center for Harvard students, Cambridge residents, and tourists alike. Visited by more than 8 million people every year, the square draws visitors for its restaurants, independent bookshops, street performers, and cultural venues. The surrounding neighborhood retains much of its historic built environment and is one of the most recognizable streetscapes in New England.

Central Square is centered on the junction of Massachusetts Avenue, Prospect Street, and Western Avenue, with Lafayette Square also considered part of the area. The section of Central Square along Massachusetts Avenue between Clinton Street and Main Street is designated the Central Square Historic District and was added to the National Register of Historic Places in 1990. The square was also designated an official Cultural District by the Massachusetts Cultural Council in October 2012. It's known for its range of ethnic restaurants, live music venues, bars, and theaters, and it serves as the seat of city government.

Porter Square, located in the northern part of the city near the Somerville border, anchors a quieter residential neighborhood and is home to a cluster of independent restaurants and shops. Inman Square, at the intersection of Cambridge and Hampshire Streets, is known as one of the city's most neighborhood-feeling commercial districts — less trafficked by tourists than Harvard or Kendall, it's a favorite among longtime residents for its dining options and community character. East Cambridge, directly abutting the Lechmere area, developed as the city's primary industrial zone in the nineteenth century and has since transitioned into a mix of residential, commercial, and lab space, particularly as the biotech industry has expanded outward from Kendall Square.

Transportation

Cambridge is served by the Massachusetts Bay Transportation Authority (MBTA) across several lines. The Red Line — one of the system's busiest — runs through the heart of the city, with stations at Alewife, Porter, Harvard, Central, and Kendall/MIT. Alewife, at the northwestern terminus of the Red Line, is a major bus hub and provides park-and-ride access for commuters coming in from the suburbs. Porter station also sits on the MBTA Commuter Rail network, offering regional connections. Lechmere station, located at the edge of East Cambridge, serves the Green Line and links the city to Boston's Museum of Natural History area and points west.

Cambridge is also one of the most bicycle-friendly cities in Massachusetts, with an extensive network of protected lanes and shared paths. The Charles River path connects Cambridge cyclists to Boston and surrounding communities. Street parking is metered in most commercial districts. Like Boston and other densely built New England cities, Cambridge sees significant parking pressure during winter storms: residents who shovel out on-street spaces often place furniture, cones, or other objects in the cleared spots to hold their place — a practice known locally as "space saving." The city has historically tolerated this custom for a limited period after major storms, though it remains a perennial source of community debate.

Kendall Square and the Innovation Economy

Kendall Square, near MIT in the eastern part of Cambridge, has been described as "the most innovative square mile on the planet" due to the high concentration of startup companies and research institutions that have taken root there since the 1980s. In 2022, Cambridge was home to over 250 biotech companies, with more than 120 located within the Kendall Square ZIP code alone.<ref>{{cite web |title=The