Cambridge, WI Demographics

Population 4,370 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Cambridge, WI map of median age by neighborhood
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Population and households in Cambridge

Household size in Cambridge

Household size, people per household
PeriodCambridgeMadison areaWisconsinU.S.
2006–102.412.432.452.68
2010–142.392.412.472.73
2015–192.422.392.432.71
2020–242.412.302.402.65
Change+0.00−0.13−0.06−0.03
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The average household in Cambridge has 2.41 people, under the U.S. average of 2.65. Still, the typical household here is bigger than in the wider Madison area, where it has 2.30 people.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Cambridge

Median age, years
PeriodCambridgeMadison areaWisconsinU.S.
2006–1045.437.038.837.7
2010–1448.337.939.938.6
2015–1945.038.340.939.6
2020–2448.738.941.440.1
Change+3.3+1.9+2.6+2.3
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With a median age of 48.7, Cambridge is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. The median age has climbed from 45.4 in 2006–10, but in a place this small, survey estimates can swing a lot from one release to the next.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Cambridge

Single-parent households, % of households
PeriodCambridgeMadison areaWisconsinU.S.
2006–104.5%8.7%10.4%12.3%
2010–145.8%8.8%10.5%12.3%
2015–197.7%8.0%10.0%11.6%
2020–246.2%8.2%9.8%11.6%
Change+1.7 pts−0.5 pts−0.6 pts−0.6 pts
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Single parents head only 6.2% of households in Cambridge, well below the national share of 11.6%.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Cambridge

Renters in Cambridge

Renters, % of occupied homes
PeriodCambridgeMadison areaWisconsinU.S.
2006–1016.7%35.1%30.5%33.3%
2010–1420.1%38.3%32.3%35.6%
2015–1916.5%38.9%33.0%36.0%
2020–2416.1%39.7%32.2%34.8%
Change−0.6 pts+4.5 pts+1.6 pts+1.5 pts
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Cambridge is largely a place of homeowners: only 16.1% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 33.9% have no mortgage at all, below the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Cambridge

Vacant homes, % of all homes
PeriodCambridgeMadison areaWisconsinU.S.
2006–1012.4%8.9%10.5%11.4%
2010–1414.2%6.3%10.6%11.4%
2015–1915.1%5.7%10.1%11.1%
2020–249.0%5.5%9.2%9.6%
Change−3.4 pts−3.4 pts−1.3 pts−1.8 pts
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Vacancy in Cambridge is close to the national rate: 9.0% of homes are empty, against 9.6%. The rate is higher than in the Madison area as a whole (5.5%).

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Cambridge

Age of homes, median year built
PeriodCambridgeMadison areaWisconsinU.S.
2006–101970197619701974
2010–141971197819711975
2015–191976197919721977
2020–241976198319741980
Change+6+7+5+6
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The typical home in Cambridge was built around 1976, about the same vintage as the country's housing overall (1980). Homes here are older than in the wider Madison area, where the median home dates to 1983.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Cambridge

Rent, per month
PeriodCambridgeMadison areaWisconsinU.S.
2006–10$890$868$758$965
2010–14$935$950$821$1,040
2015–19$1,006$1,072$904$1,213
2020–24$1,351$1,366$1,139$1,571
Change+$461+$498+$380+$606
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Rent in Cambridge runs $1,351 a month at the median, utilities included, below the U.S. median of $1,571. That is in line with the rest of the Madison area. Rent takes 30.5% of the typical renter's income, just over the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Cambridge

Bachelor's degrees in Cambridge

Bachelor's degrees, % of adults 25+
PeriodCambridgeMadison areaWisconsinU.S.
2006–1030.7%41.3%26.5%28.4%
2010–1430.0%43.6%28.0%29.6%
2015–1935.3%46.9%30.4%32.1%
2020–2440.9%50.6%33.6%35.6%
Change+10.2 pts+9.3 pts+7.0 pts+7.2 pts
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College degrees are a bit more common in Cambridge than nationally: 40.9% of adults 25 and older have a bachelor's or higher, against 35.6%. Still, the share is lower than in the Madison area as a whole (50.6%).

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Cambridge

High school graduates, % of adults 25+
PeriodCambridgeMadison areaWisconsinU.S.
2006–1094.7%93.8%89.5%84.9%
2010–1493.9%94.4%90.7%86.1%
2015–1998.3%95.2%92.1%87.7%
2020–2496.6%95.1%93.3%89.3%
Change+1.9 pts+1.3 pts+3.8 pts+4.3 pts
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High school completion is high in Cambridge: 96.6% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The picture is much the same across the Madison area.

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Cambridge

Unemployment, % of the labor force
PeriodCambridgeMadison areaWisconsinU.S.
2006–105.6%5.0%6.7%8.1%
2010–145.2%5.5%7.3%9.4%
2015–192.3%2.6%3.7%5.6%
2020–245.6%2.6%3.3%5.4%
Change−0.0 pts−2.4 pts−3.4 pts−2.7 pts
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At 5.6%, unemployment in Cambridge is close to the national rate of 5.4%. The rate is higher than in the Madison area overall (2.6%). Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Cambridge compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Cambridge2.4148.76.2%16.1%9.0%1976$1,35140.9%96.6%5.6%
Rockdale2.4146.78.9%18.7%7.9%1981$1,12733.3%95.5%3.3%
London2.6541.94.5%17.0%3.9%1992$1,27044.4%96.4%2.0%
Hillside2.5348.46.8%9.3%19.4%1970$1,18123.5%94.1%2.0%
Deerfield2.5938.98.7%17.1%2.1%1986$1,12337.0%95.8%1.3%
Utica2.6248.93.3%12.9%5.8%1975$1,05238.5%98.2%3.3%
Milford2.8246.35.2%5.7%9.4%1990$1,18156.8%96.5%2.5%
Busseyville2.4649.76.8%5.8%22.7%1968$1,17519.9%93.7%1.6%
Nora2.6339.812.0%11.1%2.0%1981$1,00436.7%96.3%1.3%
Lake Mills2.5141.77.3%27.2%13.7%1973$1,17743.4%95.4%2.1%
Lake Koshkonong2.3549.78.7%12.7%20.8%1964$1,27824.9%85.9%0.7%

All figures 2020–24.

Cities with similar populations: White Pigeon, MI · Williston, SC · Winona, TX · Winthrop, ME · Whittier, NC · Woodlawn, VA · Womelsdorf, PA · St. Maries, ID · Georgetown, TN · Stanton, MI

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Cambridge. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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