Whippany, NJ Demographics

Population 9,349 · Census ACS 2020–24

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Whippany, NJ map of median age by neighborhood
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Population and households in Whippany

Household size in Whippany

Household size, people per household
PeriodWhippanyNew York areaNew JerseyU.S.
2006–102.792.792.772.68
2010–142.792.852.822.73
2015–192.562.822.782.71
2020–242.542.792.762.65
Change−0.25−0.00−0.01−0.03
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Households in Whippany run a little small, averaging 2.54 people against 2.65 nationally, which usually means more singles and couples and fewer children. Since 2006–10, household size has dropped from 2.79, a much bigger shift than nationally. The biggest households, usually families with children, are concentrated in the south.

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 Whippany

Median age, years
PeriodWhippanyNew York areaNew JerseyU.S.
2006–1041.838.039.137.7
2010–1444.438.740.038.6
2015–1946.339.841.039.6
2020–2450.140.440.940.1
Change+8.3+2.4+1.8+2.3
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With a median age of 50.1, Whippany is noticeably older than the country as a whole (40.1), an age mix that tilts toward empty nesters and retirees. Since 2006–10, the median age has climbed from 41.8, a much bigger shift than nationally. Only 20 of the 415 New Jersey cities with 5,000+ people are older.

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 Whippany

Single-parent households, % of households
PeriodWhippanyNew York areaNew JerseyU.S.
2006–106.8%13.1%11.6%12.3%
2010–145.1%12.8%11.8%12.3%
2015–194.4%11.4%10.8%11.6%
2020–245.0%11.6%11.3%11.6%
Change−1.9 pts−1.5 pts−0.4 pts−0.6 pts
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Single parents head only 5.0% of households in Whippany, well below the national share of 11.6%. The single-parent share is down 1.9 points from 2006–10, mirroring the country. Whippany has a lower share of single-parent households than at least four in five New Jersey cities.

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 Whippany

Renters in Whippany

Renters, % of occupied homes
PeriodWhippanyNew York areaNew JerseyU.S.
2006–109.7%47.1%33.1%33.3%
2010–1412.3%48.7%35.0%35.6%
2015–1915.0%48.8%36.1%36.0%
2020–2412.9%48.6%36.2%34.8%
Change+3.2 pts+1.5 pts+3.1 pts+1.5 pts
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Only 12.9% of households in Whippany rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. Among homeowners, 41.0% have no mortgage at all, about the same as nationally. Rentals cluster in the north; owners are most common in the south. The renter share has risen 3.2 points since 2006–10, mirroring the country.

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 Whippany

Vacant homes, % of all homes
PeriodWhippanyNew York areaNew JerseyU.S.
2006–105.9%9.1%9.1%11.4%
2010–144.7%9.0%9.3%11.4%
2015–192.8%9.1%9.3%11.1%
2020–241.4%7.9%6.6%9.6%
Change−4.5 pts−1.2 pts−2.5 pts−1.8 pts
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Only 1.4% of homes in Whippany are vacant, far below the national rate of 9.6%, which usually means strong demand for housing. Since 2006–10, vacancy has fallen 4.5 points, as it has nationally. Of the 415 New Jersey cities with 5,000+ people, only four have a lower vacancy rate.

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 Whippany

Age of homes, median year built
PeriodWhippanyNew York areaNew JerseyU.S.
2006–101976195719651974
2010–141977195819661975
2015–191972195919671977
2020–241974196219691980
Change−1+5+5+6
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Housing in Whippany leans a little older: the median home dates to 1974, against 1980 nationally. Even so, homes here are newer than in the New York area as a whole, where the median home dates to 1962. Newer construction is concentrated in the north, while the south has the oldest housing.

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 Whippany

Rent, per month
PeriodWhippanyNew York areaNew JerseyU.S.
2006–10$1,681$1,268$1,246$965
2010–14$1,941$1,377$1,324$1,040
2015–19$2,162$1,645$1,522$1,213
2020–24$2,656$2,060$1,896$1,571
Change+$975+$792+$651+$606
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A typical rental in Whippany costs $2,656 a month with utilities, well above the national median of $1,571. Rents are up $975 a month from 2006–10, a 58% rise, a slower climb than the nation's. The typical renter here spends 28.6% of household income on rent, just under the 30% mark often used to define affordable rent, and a smaller share than renters pay nationally. Renters on a budget will find the lowest rents in the north; the highest are in the south.

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 Whippany

Bachelor's degrees in Whippany

Bachelor's degrees, % of adults 25+
PeriodWhippanyNew York areaNew JerseyU.S.
2006–1046.4%35.0%34.7%28.4%
2010–1447.3%36.7%36.4%29.6%
2015–1952.3%39.9%39.6%32.1%
2020–2457.6%43.6%43.4%35.6%
Change+11.2 pts+8.6 pts+8.6 pts+7.2 pts
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Whippany is highly educated: nearly six in ten adults 25 and older (57.6%) hold at least a bachelor's degree, far above the national share of 35.6%. The share with a degree has risen 11.2 points since 2006–10, mirroring the country. College graduates are most concentrated in the south and least in the north.

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 Whippany

High school graduates, % of adults 25+
PeriodWhippanyNew York areaNew JerseyU.S.
2006–1096.7%83.7%87.0%84.9%
2010–1493.6%84.6%88.1%86.1%
2015–1994.7%86.2%89.5%87.7%
2020–2497.3%86.9%90.2%89.3%
Change+0.5 pts+3.3 pts+3.2 pts+4.3 pts
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Finishing high school is nearly universal in Whippany: 97.3% of adults 25 and older have a diploma or equivalent, well above the national rate of 89.3%. Since 2006–10, the share with a diploma has edged up 0.5 points, a smaller shift than nationally. Whippany has a higher share of high school graduates than at least four in five New Jersey cities.

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 Whippany

Unemployment, % of the labor force
PeriodWhippanyNew York areaNew JerseyU.S.
2006–103.9%7.9%7.9%8.1%
2010–145.2%9.5%9.8%9.4%
2015–192.4%5.7%5.6%5.6%
2020–243.3%6.9%6.4%5.4%
Change−0.6 pts−0.9 pts−1.5 pts−2.7 pts
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The job market in Whippany has been strong: just 3.3% of the labor force was out of work and looking, well below the national rate of 5.4%. Since 2006–10, unemployment has edged down 0.6 points, a smaller shift than nationally. Each figure pools five years of surveys (2020–24), so it describes that whole stretch rather than today's 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).

Whippany compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Whippany2.5450.15.0%12.9%1.4%1974$2,65657.6%97.3%3.3%
Cedar Knolls2.6045.23.6%38.5%3.0%1979$2,78353.5%91.4%1.9%
Parsippany2.5544.63.6%47.7%3.5%1971$1,93661.0%92.1%5.4%
East Hanover2.8845.62.4%9.7%2.8%1974$2,69559.3%96.4%4.2%
Morris Plains2.5744.23.5%26.1%3.7%1969$2,50967.0%96.1%5.5%
Florham Park2.6339.93.6%29.4%8.9%1986$2,72370.0%98.9%5.2%
Morristown2.5341.19.2%37.2%4.1%1972$2,54465.3%93.7%4.5%
Madison2.7038.85.4%36.3%3.7%1964$2,38774.5%97.2%5.9%
Mount Tabor2.5151.63.4%6.1%1.7%1955$2,07153.4%98.1%1.7%
Lake Hiawatha2.4742.310.0%40.7%2.2%1964$1,57350.1%93.1%3.0%
Mountain Lakes3.2342.84.6%5.5%5.4%1948$3,39783.8%99.1%2.6%

All figures 2020–24.

Cities with similar populations: Van Alstyne, TX · Payette, ID · Perry, IA · Perry Heights, OH · Penn Yan, NY · Penn Valley, CA · Penitas, TX · Pendleton, SC · Peculiar, MO · Perryton, TX

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 Whippany. 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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