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Cambridge

Massachusettscity

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Cambridge

Total population

118,796

Median home value

$1,092,100

80.8%

Bachelor's+

Median income

$130,748

Cambridge$131k
National$74k

Founded

1630

Air quality index

52Moderate
Elevation12 m
Land area18.42 km²
Weather63°F · Patchy Fog
Coordinates42.38°, -71.12°

Demographic figures from US Census Bureau · ACS 5-year estimates. Overview below cites Wikipedia and may reference a different year.

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City facts

Founded
1630
Elevation
12 m
Area
18.42 km²
Time zone
UTC−04:00
head of government
Denise Simmons
Official website
www.cambridgema.gov

Facts from Wikidata (CC0).

Overview

Cambridge is a city in Middlesex County, Massachusetts, United States. It is located in the Greater Boston metropolitan area directly across the Charles River from Boston. The city's population as of the 2020 U.S. census was 118,403, making it the most populous city in the county, the fourth-largest in Massachusetts behind Boston, Worcester, and Springfield, and ninth-most populous in New England. The city was named in honor of the University of Cambridge in Cambridge, England, which was an important center of the Puritan theology that was embraced by the town's founders.

Read more on Wikipedia

History & geography

History

Native Americans inhabited the Charles River basin for thousands of years prior to European colonization of the Americas, as confirmed by archaeological remains in neighboring Watertown and Boston. At the time of European contact, the area was inhabited by Naumkeag of the Pawtucket Confederacy to the north and Massachusett to the south. The contact period introduced a number of European infectious diseases which would decimate native populations in virgin soil epidemics, significantly depopulating the Charles River basin upon the arrival of large groups of English settlers in the 1630s. and a smallpox epidemic in 1633 killed large portions of her tribe, including two of her sons. Some sources list Cambridge as the English toponym for Anmoughcawgen, meaning 'fishing weir' or 'beaver dam' in Natick, however this misconception arises from John Smith's 1617 Description of New England, in this case to a location on the Kennebec River in Maine, while the Charles River (also named by Smith) was known as the Quinobequin. Official Massachusetts records show the name rendered as Newe Towne by 1632, and as Newtowne by 1638. Located at the first convenient Charles River crossing west of Boston, Newtowne was one of several towns, including Boston, Dorchester, Watertown, and Weymouth, founded by the 700 original Puritan colonists of the Massachusetts Bay Colony who arrived on the Winthrop Fleet. Its first preacher was Thomas Hooker, who led many of its original inhabitants west in 1636 to found Hartford and the Connecticut Colony; before leaving, they sold their plots to more recent immigrants from England. The original village site is now within Harvard Square. The marketplace where farmers sold crops from surrounding towns at the edge of a salt marsh (since filled) remains…

Geography

According to the U.S. Census Bureau, Cambridge has a total area of , of which is land and (9.82%) of which is water. Cambridge is located in eastern Massachusetts, bordered by: * the city of Boston to the south and east (across the Charles River) * the neighborhood of Charlestown to the east * the city of Somerville to the north * the town of Arlington to the northwest * the town of Belmont and * the city of Watertown to the west The border between Cambridge and the neighboring city of Somerville passes through densely populated neighborhoods, which are connected by the MBTA Red Line. Some of the main squares, Inman, Porter, and to a lesser extent, Harvard and Lechmere, are very close to the city line, as are Somerville's Union and Davis Squares. Through the City of Cambridge's exclusive municipal water system, the city further controls two exclave areas, one being Payson Park Reservoir and Gatehouse, a 2009 listed American Water Landmark located roughly one mile west of Fresh Pond and surrounded by the town of Belmont. 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. Cambridge has been called the "City of Squares", as most of its commercial districts are major street intersections known as squares. Each square acts as a neighborhood center. Kendall Square, formed by the junction of Broadway, Main Street, and Third Street, has been called "the most innovative square mile on the planet", owing to its high concentration of entrepreneurial start-ups and quality of innovation which have emerged in the vicinity of the square since 2010. Technology Square is an office and laboratory building cluster in this neighborhood. Just over the Longfellow…

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Excerpted from the corresponding Wikipedia article (CC BY-SA).

Demographics & economy

Median age
30.4
Median home value
$1,092,100
Housing units
54,840
Poverty rate
12.8%
Unemployment
3.4%

Race & ethnicity

White
55.7%
Black
10.5%
Asian
20.4%
Hispanic
8.8%

Source: US Census Bureau — American Community Survey, 5-year estimates.

Geography

Latitude
42.3760
Longitude
-71.1187
Water area
0.71 mi²
View on OpenStreetMap

Coordinates & boundaries from the US Census TIGER/Line shapefiles.

Climate

Avg high
60.3°F
Avg low
44.3°F
Annual precipitation
47.1 in

10-year averages from ERA5 reanalysis (Open-Meteo).

Current forecast

Overnight
63°F
Patchy Fog
Sunday
81°F
Patchy Fog then Slight Chance Rain Showers
Sunday Night
63°F
Partly Cloudy
Monday
84°F
Mostly Sunny
Monday Night
66°F
Mostly Clear
Tuesday
91°F
Mostly Sunny

Forecast for Cambridge, MA from NOAA NWS API.

Air quality

US AQI — Moderate
52
PM2.5 (µg/m³)
21
PM10 (µg/m³)
21.3
Ozone (µg/m³)
43
NO₂ (µg/m³)
22.3

Current readings from Open-Meteo Air Quality API (Copernicus CAMS European reanalysis).

Industrial & pollution facilities

Natural hazard risk

Health (adults)

High blood pressure
26.2%
Diabetes
7.9%
Adult obesity
24.1%
Binge drinking
16.5%
Adult smoking
8%
No leisure activity
17%

Age-adjusted prevalence estimates from CDC PLACES (latest release).

Walkability

Amenities nearby

Wildlife & biodiversity

Observations (last 5 yrs, 10 mi)
4,489,104
Distinct species (top 10)
10

Most-observed species

  • American Robin
    Turdus migratorius Linnaeus, 1766 · Aves
    172,180
  • Blue Jay
    Cyanocitta cristata (Linnaeus, 1758) · Aves
    158,643
  • Northern Cardinal
    Cardinalis cardinalis (Linnaeus, 1758) · Aves
    142,745
  • Black-capped Chickadee
    Poecile atricapillus (Linnaeus, 1766) · Aves
    133,464
  • Mourning Dove
    Zenaida macroura (Linnaeus, 1758) · Aves
    131,158
  • House Sparrow
    Passer domesticus (Linnaeus, 1758) · Aves
    129,759
  • Song Sparrow
    Melospiza melodia (A.Wilson, 1810) · Aves
    127,335
  • Downy Woodpecker
    Dryobates pubescens (Linnaeus, 1766) · Aves
    112,076

Citizen-science & research observations from the Global Biodiversity Information Facility (GBIF).

Schools

Total
172
Elementary
109
Middle
28
High
24
Other
11

Largest nearby schools

  • Lexington High
    High · Lexington · 2,303 students · 12.3:1 ratio
  • Everett High
    High · Everett · 2,231 students · 13.4:1 ratio
  • Newton North High
    High · Newtonville · 2,099 students · 10.9:1 ratio
  • Cambridge Rindge and Latin
    High · Cambridge · 1,867 students · 8.7:1 ratio
  • Malden High
    High · Malden · 1,856 students · 16:1 ratio
  • Newton South High
    High · Newton Centre · 1,837 students · 11.8:1 ratio
  • Waltham Sr High
    High · Waltham · 1,751 students · 10.9:1 ratio
  • Mystic Valley Regional Charter School
    Other · Malden · 1,608 students · 16.8:1 ratio

Public K–12 schools within ~10 mi from Urban Institute Education Data Portal (NCES Common Core of Data, 2022).

Earthquake history

Quakes ≥ 2.5 (25 yrs, 62 mi)
12
Largest magnitude
3.8
Largest event
2025-01-27

Most recent

Events from the USGS Earthquake Catalog (global) (FDSN Event Web Service).

Photos

Sights & places nearby

Notable people from here

Nearby places in Massachusetts

Browse all places in Massachusetts

Geography & sun

Elevation
36 ft (11 m)
Avg solar (kWh/m²/day)
3.81
Annual solar (kWh/m²)
1,392

Elevation, sunrise/sunset and daylight from Open-Meteo. Solar climatology from NASA POWER.

Nearby airports

Public attention

Wikipedia views (last 30 days)
25,824
Avg daily Wikipedia views
890
Attention level
Modest

Pageview totals from the Wikimedia Pageviews API.

Books about Cambridge

Search results from Open Library.

Recent natural events nearby

Ground air-quality sensors

Recently spotted species

Research-grade observations from iNaturalist (within ~15 mi).

Nearest stream gauge

Site
CHARLES RIVER AT FIRST ST AT CAMBRIDGE, MA
Distance
2.3 mi
Gage height
107.76 ft

Live readings from USGS NWIS · measured 2026-06-28 06:00 UTC.

Events

Notable, recurring, and historical events associated with Cambridge, sourced from Wikidata.

Source: Wikidata (CC0).

Geotagged photos within ~6 miles of Cambridge, from Wikimedia Commons contributors.

Photos via Wikimedia Commons — see each image page for license & attribution.

Sources

  • Wikipedia
  • US Census Bureau (ACS 5-year estimates)
  • Open-Meteo (ERA5 reanalysis)
  • NOAA National Weather Service
  • Wikimedia Commons
  • Wikidata
  • Open-Meteo Air Quality (CAMS)
  • USGS Earthquake Catalog (global feed)
  • USGS NWIS (water data)
  • NCES via Urban Institute Education Data Portal
  • GBIF (Global Biodiversity Information Facility)
  • iNaturalist
  • CDC PLACES
  • Open-Elevation
  • Open-Meteo / sunrise-sunset.org
  • Wikipedia Pageviews API
  • Open Library
  • Wikidata SPARQL (CC0) — population, area, elevation, inception, head of government, Commons image