Lannon, WI Demographics

Population 1,685 · Census ACS 2020–24

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

Household size in Lannon

Household size, people per household
PeriodLannonMilwaukee areaWisconsinU.S.
2006–102.342.512.452.68
2010–142.452.532.472.73
2015–192.692.512.432.71
2020–242.452.452.402.65
Change+0.11−0.06−0.06−0.03
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Households in Lannon run small, averaging 2.45 people against 2.65 nationally, which usually means more singles and couples and fewer children. The picture is much the same across the Milwaukee area. Since 2006–10, household size has climbed from 2.34, but in a place this small, much of that may be survey noise rather than real change.

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 Lannon

Median age, years
PeriodLannonMilwaukee areaWisconsinU.S.
2006–1043.937.838.837.7
2010–1445.938.739.938.6
2015–1944.239.640.939.6
2020–2442.639.841.440.1
Change−1.2+1.9+2.6+2.3
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Lannon skews a little older than the country: its median age is 42.6, against 40.1 nationally.

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 Lannon

Single-parent households, % of households
PeriodLannonMilwaukee areaWisconsinU.S.
2006–106.9%13.0%10.4%12.3%
2010–147.4%12.8%10.5%12.3%
2015–196.0%12.2%10.0%11.6%
2020–244.9%12.2%9.8%11.6%
Change−2.0 pts−0.8 pts−0.6 pts−0.6 pts
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Single parents head only 4.9% of households in Lannon, 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 Lannon

Renters in Lannon

Renters, % of occupied homes
PeriodLannonMilwaukee areaWisconsinU.S.
2006–1017.4%37.2%30.5%33.3%
2010–1419.0%39.1%32.3%35.6%
2015–1912.3%39.9%33.0%36.0%
2020–2413.8%39.6%32.2%34.8%
Change−3.5 pts+2.4 pts+1.6 pts+1.5 pts
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Lannon is overwhelmingly a place of homeowners: only 13.8% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 39.7% have no mortgage at all, about the same as nationally.

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 Lannon

Vacant homes, % of all homes
PeriodLannonMilwaukee areaWisconsinU.S.
2006–104.1%8.4%10.5%11.4%
2010–149.5%8.1%10.6%11.4%
2015–192.2%7.8%10.1%11.1%
2020–243.7%7.2%9.2%9.6%
Change−0.4 pts−1.2 pts−1.3 pts−1.8 pts
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Empty homes are scarce in Lannon: just 3.7% sit vacant, compared with 9.6% nationally, a sign of a tight housing market.

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 Lannon

Age of homes, median year built
PeriodLannonMilwaukee areaWisconsinU.S.
2006–101962196419701974
2010–141974196519711975
2015–191966196619721977
2020–241980196819741980
Change+19+4+5+6
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The typical home in Lannon was built around 1980, the same vintage as the country's housing overall. Homes here are newer than in the Milwaukee area as a whole, where the median home dates to 1968.

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 Lannon

Rent, per month
PeriodLannonMilwaukee areaWisconsinU.S.
2006–10$709$849$758$965
2010–14$907$928$821$1,040
2015–19$874$1,022$904$1,213
2020–24$1,467$1,290$1,139$1,571
Change+$758+$441+$380+$606
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A typical rental in Lannon costs $1,467 a month with utilities, below the national median of $1,571. Locally, though, rents here are higher than in the Milwaukee area as a whole ($1,290). Rent takes 21.2% of the typical renter's income, comfortably 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 Lannon

Bachelor's degrees in Lannon

Bachelor's degrees, % of adults 25+
PeriodLannonMilwaukee areaWisconsinU.S.
2006–1020.3%31.0%26.5%28.4%
2010–1430.3%32.9%28.0%29.6%
2015–1932.6%35.4%30.4%32.1%
2020–2449.4%39.2%33.6%35.6%
Change+29.2 pts+8.1 pts+7.0 pts+7.2 pts
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Lannon is highly educated: about half of adults 25 and older (49.4%) hold at least a bachelor's degree, far above the national share of 35.6%.

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 Lannon

High school graduates, % of adults 25+
PeriodLannonMilwaukee areaWisconsinU.S.
2006–1095.3%88.5%89.5%84.9%
2010–1494.7%89.5%90.7%86.1%
2015–1995.6%91.0%92.1%87.7%
2020–2493.5%92.2%93.3%89.3%
Change−1.8 pts+3.7 pts+3.8 pts+4.3 pts
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High school completion in Lannon is above the national rate: 93.5% of adults have a diploma or equivalent, against 89.3%. That is in line with the rest of the Milwaukee 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 Lannon

Unemployment, % of the labor force
PeriodLannonMilwaukee areaWisconsinU.S.
2006–104.3%7.7%6.7%8.1%
2010–146.8%8.7%7.3%9.4%
2015–192.6%4.5%3.7%5.6%
2020–241.0%4.0%3.3%5.4%
Change−3.2 pts−3.7 pts−3.4 pts−2.7 pts
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The job market in Lannon has been strong: just 1.0% of the labor force was out of work and looking, well below the national rate of 5.4%. 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).

Lannon compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Lannon2.4542.64.9%13.8%3.7%1980$1,46749.4%93.5%1.0%
Sussex2.6441.95.5%21.2%3.2%1989$1,38547.2%96.7%2.8%
Menomonee Falls2.4742.96.1%26.0%6.8%1983$1,53948.5%95.5%2.0%
Duplainville2.8942.62.7%0.0%4.8%1978$1,51771.2%96.8%0.6%
Colgate2.9442.04.2%4.1%4.3%1992$1,32955.9%98.8%2.7%
Germantown2.4546.25.7%23.0%2.7%1987$1,55548.0%95.9%2.1%
Butler2.4945.35.3%48.2%7.3%1962$1,07124.7%93.7%3.4%
Brookfield2.5045.95.0%21.4%4.4%1975$1,94762.7%98.0%2.7%
Pewaukee2.3545.36.5%22.3%5.7%1988$1,46655.3%97.7%3.0%
Hubertus2.5352.75.0%2.4%4.1%1989$1,35746.6%96.8%1.2%
Merton3.2340.04.2%3.3%2.1%1999$2,13661.1%98.0%2.3%

All figures 2020–24.

Cities with similar populations: Karns City, PA · MaCarthur, WV · Yoe, PA · Lorman, MS · Adairville, KY · Lizton, IN · Lake Cormorant, MS · La Honda, CA · La Fargeville, NY · Kennedy, NY

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 Lannon. 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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