Aggasiz-Harvard, Cambridge, MA Demographics

Population 10,382 · Census ACS 2020–24

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Aggasiz-Harvard, Cambridge, MA map of median age by neighborhood
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Population and households in Aggasiz-Harvard

Household size in Aggasiz-Harvard

Household size, people per household
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–101.762.022.542.532.68
2010–141.942.082.592.572.73
2015–191.932.142.602.572.71
2020–241.972.072.552.522.65
Change+0.21+0.05+0.01−0.01−0.03
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Households in Aggasiz-Harvard are small: just 1.97 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home. Household size has climbed from 1.76 in 2006–10, even as the national average fell. Only one other Cambridge neighborhood has smaller households.

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 Aggasiz-Harvard

Median age, years
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1029.733.438.939.437.7
2010–1428.332.739.740.138.6
2015–1929.432.040.441.039.6
2020–2431.132.140.841.440.1
Change+1.4−1.4+1.9+2.0+2.3
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Aggasiz-Harvard is young: half of its residents are under 31.1, compared with a national median of 40.1. The population tilts toward young adults, many of them living alone or as couples. The median age has climbed from 29.7 in 2006–10, in line with the national trend.

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 Aggasiz-Harvard

Single-parent households, % of households
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–102.8%7.4%10.4%11.0%12.3%
2010–144.2%6.3%10.2%11.0%12.3%
2015–193.9%5.9%9.6%10.3%11.6%
2020–242.7%6.3%9.7%10.6%11.6%
Change−0.1 pts−1.1 pts−0.7 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in Aggasiz-Harvard: 2.7% of households, against 11.6% nationally. Only one other Cambridge neighborhood has a lower share of single-parent households.

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 Aggasiz-Harvard

Renters in Aggasiz-Harvard

Renters, % of occupied homes
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1067.4%64.1%36.8%36.0%33.3%
2010–1469.8%63.9%38.5%37.7%35.6%
2015–1967.3%65.2%38.3%37.6%36.0%
2020–2466.0%66.6%38.4%37.5%34.8%
Change−1.4 pts+2.4 pts+1.6 pts+1.5 pts+1.5 pts
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Most households in Aggasiz-Harvard rent: 66.0% of occupied homes are rented, far above the national share of 34.8%. Expect more apartments, and more turnover, than in owner-heavy areas. Among homeowners, 45.0% have no mortgage at all, above the national share of 39.8%. The renter share has edged down 1.4 points since 2006–10, even as the national share rose.

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 Aggasiz-Harvard

Vacant homes, % of all homes
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1011.0%9.1%8.1%9.5%11.4%
2010–149.2%8.7%7.4%9.1%11.4%
2015–1912.0%12.3%7.3%8.9%11.1%
2020–2419.4%11.0%6.7%7.9%9.6%
Change+8.4 pts+1.9 pts−1.4 pts−1.6 pts−1.8 pts
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Vacancy is high in Aggasiz-Harvard: 19.4% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand. Since 2006–10, vacancy has risen 8.4 points, even as the national rate fell.

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 Aggasiz-Harvard

Age of homes, median year built
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1019381950195819581974
2010–1419381950195919591975
2015–1919431955196119611977
2020–2419451959196419631980
Change+7+9+6+5+6
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Aggasiz-Harvard is a place of older homes: half were built before 1945, while the national median is 1980. That means established neighborhoods, and more houses that may need updating. The median year built has moved up from 1938 in 2006–10, a sign of steady new building.

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 Aggasiz-Harvard

Rent, per month
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–10$1,423$1,429$1,171$1,085$965
2010–14$1,636$1,610$1,251$1,157$1,040
2015–19$2,161$2,241$1,537$1,398$1,213
2020–24$2,773$2,761$2,051$1,860$1,571
Change+$1,350+$1,332+$881+$775+$606
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A typical rental in Aggasiz-Harvard costs $2,773 a month with utilities, well above the national median of $1,571. Rent has climbed $1,350 a month since 2006–10, up 95%, faster than rents rose nationally. The typical renter here spends 30.0% of household income on rent, just under 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 Aggasiz-Harvard

Bachelor's degrees in Aggasiz-Harvard

Bachelor's degrees, % of adults 25+
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1087.1%72.5%42.2%38.5%28.4%
2010–1485.7%76.0%44.1%40.1%29.6%
2015–1985.5%79.3%48.2%43.6%32.1%
2020–2485.6%81.4%51.9%47.2%35.6%
Change−1.5 pts+8.9 pts+9.7 pts+8.7 pts+7.2 pts
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College graduates are unusually common in Aggasiz-Harvard: 85.6% of adults 25 and older have a bachelor's degree or higher, against 35.6% nationally. Education tends to track local incomes and the kinds of jobs nearby. The share with a degree has edged down 1.5 points since 2006–10, even as the national share rose.

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 Aggasiz-Harvard

High school graduates, % of adults 25+
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–1098.9%94.5%89.8%88.4%84.9%
2010–1497.3%94.5%90.6%89.3%86.1%
2015–1997.5%95.9%91.5%90.5%87.7%
2020–2498.1%96.4%91.8%91.0%89.3%
Change−0.8 pts+1.9 pts+2.1 pts+2.6 pts+4.3 pts
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Finishing high school is nearly universal in Aggasiz-Harvard: 98.1% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. The share with a diploma has edged down 0.8 points since 2006–10, even as the national rate rose.

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 Aggasiz-Harvard

Unemployment, % of the labor force
PeriodAggasiz-HarvardCambridgeBoston areaMassachusettsU.S.
2006–106.4%5.9%7.0%7.5%8.1%
2010–145.0%5.8%8.0%8.7%9.4%
2015–195.0%4.1%4.6%5.0%5.6%
2020–242.3%3.3%4.9%5.2%5.4%
Change−4.1 pts−2.6 pts−2.1 pts−2.3 pts−2.7 pts
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Unemployment in Aggasiz-Harvard has been low: just 2.3% of the labor force was out of work and looking, well below the national rate of 5.4%. Few Cambridge neighborhoods have lower unemployment: only two of 13. Unemployment has fallen 4.1 points since 2006–10, in line with the national trend.

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).

Aggasiz-Harvard compared with nearby neighborhoods

NeighborhoodHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Aggasiz-Harvard1.9731.12.7%66.0%19.4%1945$2,77385.6%98.1%2.3%
Mid-Cambridge2.0032.23.7%61.6%11.9%1942$2,72786.8%97.3%2.8%
Riverside2.0127.08.4%77.9%16.3%1956$2,78876.0%97.3%4.0%
Avon Hill2.0432.82.5%54.0%7.5%1940$2,76290.3%99.2%2.4%
Spring Hill2.1532.62.1%65.4%6.8%1944$2,49778.3%96.6%2.5%
Union Square2.0732.42.9%72.0%6.7%1947$2,52275.1%92.8%2.6%
Neighborhood Nine2.2033.86.2%63.7%7.3%1961$2,58180.6%99.2%3.9%
West Cambridge2.1841.65.3%31.9%9.1%1938$2,93188.0%98.5%5.5%
Wellington-Harrington2.2831.110.9%73.9%4.5%1942$2,65264.4%90.8%2.2%
Area IV2.2430.412.5%77.8%4.8%1962$2,36671.0%92.0%4.2%
Cambridgeport2.0132.98.4%64.5%7.1%1964$2,82284.0%96.3%3.3%

All figures 2020–24.

Neighborhoods with similar populations: Indiana University, Bloomington, IN · Downtown Elizabeth, Elizabeth, NJ · City College Area, Long Beach, CA · Merle Hay, Des Moines, IA · Rose Park, Salt Lake City, UT · Corbett-Terwilliger-Lair Hill, Portland, OR · East Raleigh, Raleigh, NC · Riverside, Baltimore, MD · College Glen, Sacramento, CA · Moreno Mission, San Diego, CA

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 Aggasiz-Harvard. 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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