|— City —|
|Isanti County Courthouse in Cambridge MN|
|Nickname(s): "Minnesota's Opportunity Community"|
|• Total||7.68 sq mi (19.89 km2)|
|• Land||7.46 sq mi (19.32 km2)|
|• Water||0.22 sq mi (0.57 km2)|
|Elevation||961 ft (293 m)|
|• Estimate (2012)||8,217|
|• Density||1,087.3/sq mi (419.8/km2)|
|Time zone||Central (CST) (UTC-6)|
|• Summer (DST)||CDT (UTC-5)|
|GNIS feature ID||0640789|
Cambridge is a city in Isanti County, Minnesota, United States, located at the junction of Minnesota State Highways 65 and 95. The population was 8,111 at the 2010 census. It is the county seat of Isanti County. It is located along the Rum River and the BNSF Railway. Cambridge is notable for having the highest percentage of Swedish Americans of any city in the United States with a population of over 5,000 people.
The city of Cambridge was established in the late 19th century along the railroad from Minneapolis to Duluth. It was named by, and originally settled by, immigrants from New England. Later on the surrounding area would be heavily populated with Swedish immigrants.
In the early 20th century, Cambridge had a potato starch factory, a 1,300-barrel flour mill, a wool carding and spinning mill, an electric lighting plant, and local and long-distance telephone systems.
The Rum River flows north to south through the middle of Cambridge. Camping, canoeing, and fishing are popular attractions of the Rum River.
As of the census of 2010, there were 8,111 people, 3,137 households, and 1,967 families residing in the city. The population density was 1,087.3 inhabitants per square mile (419.8 /km2). There were 3,426 housing units at an average density of 459.2 per square mile (177.3 /km2). The racial makeup of the city was 94.5% White, 1.0% African American, 0.5% Native American, 1.4% Asian, 0.5% from other races, and 2.1% from two or more races. Hispanic or Latino of any race were 1.7% of the population.
There were 3,137 households of which 35.1% had children under the age of 18 living with them, 45.3% were married couples living together, 12.5% had a female householder with no husband present, 4.9% had a male householder with no wife present, and 37.3% were non-families. 31.6% of all households were made up of individuals and 15.5% had someone living alone who was 65 years of age or older. The average household size was 2.47 and the average family size was 3.08.
The median age in the city was 34.1 years. 26.6% of residents were under the age of 18; 8.9% were between the ages of 18 and 24; 27.5% were from 25 to 44; 19.5% were from 45 to 64; and 17.5% were 65 years of age or older. The gender makeup of the city was 47.4% male and 52.6% female.
As of the census  of 2000, there were 5,520 people, 2,237 households, and 1,353 families residing in the city. The population density was 894.1 people per square mile (345.4/km²). There were 2,373 housing units at an average density of 384.4 per square mile (148.5/km²). The racial makeup of the city was 97.21% White, 0.31% African American, 0.67% Native American, 0.58% Asian, 0.02% Pacific Islander, 0.25% from other races, and 0.96% from two or more races. Hispanic or Latino of any race were 0.63% of the population. 24.7% were of Swedish, 24.6% German, 14.6% Norwegian and 5.1% Irish ancestry according to Census 2000.
There were 2,237 households out of which 32.1% had children under the age of 18 living with them, 44.5% were married couples living together, 12.8% had a female householder with no husband present, and 39.5% were non-families. 35.1% of all households were made up of individuals and 19.5% had someone living alone who was 65 years of age or older. The average household size was 2.29 and the average family size was 2.95.
In the city the population was spread out with 24.9% under the age of 18, 8.7% from 18 to 24, 25.6% from 25 to 44, 17.8% from 45 to 64, and 23.1% who were 65 years of age or older. The median age was 38 years. For every 100 females there were 82.2 males. For every 100 females age 18 and over, there were 76.9 males.
The median income for a household in the city was $35,313, and the median income for a family was $53,381. Males had a median income of $34,836 versus $23,681 for females. The per capita income for the city was $20,697. About 5.8% of families and 10.5% of the population were below the poverty line, including 8.6% of those under age 18 and 12.0% of those age 65 or over.
Cambridge is a local commercial center. The recently expanded Cambridge Medical Center serves as the regional health care center.
Cambridge-Isanti High School, Cambridge Middle School, Cambridge Intermediate School, and Cambridge Primary School serve the community. Two new schools, Cambridge Middle School and Isanti Intermediate School, were built in the fall of 2006 to house the expanding school population.
Cambridge Christian School, founded in 1978, has new facilities in the city of Cambridge.
Cambridge is also home to the Cambridge campus of Anoka-Ramsey Community College.
- "US Gazetteer files 2010". United States Census Bureau. Retrieved 2012-11-13.
- "American FactFinder". United States Census Bureau. Retrieved 2012-11-13.
- "Population Estimates". United States Census Bureau. Retrieved 2013-05-28.
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Board on Geographic Names". United States Geological Survey. 2007-10-25. Retrieved 2008-01-31.
- "2010 Census Redistricting Data (Public Law 94-171) Summary File". American FactFinder. U.S. Census Bureau, 2010 Census. Retrieved 23 April 2011.
- "Find a County". National Association of Counties. Retrieved 2011-06-07.
- Three Minnesota towns are 'most ethnically concentrated'
- City of Cambridge history
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