Lake County, TN Demographics

Population 6,579 · Census ACS 2020–24

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Median age by neighborhoodHistory and comparison ↓︎
Lake County, TN map of median age by neighborhood
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Population and households in Lake County

Household size in Lake County

Household size, people per household
PeriodLake CountyTennesseeU.S.
2006–102.492.532.68
2010–142.352.572.73
2015–191.992.572.71
2020–242.102.532.65
Change−0.38+0.00−0.03
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Lake County is a place of small households, averaging 2.10 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Household size has dropped from 2.49 in 2006–10, a much bigger shift than nationally. No other Tennessee county 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 Lake County

Median age, years
PeriodLake CountyTennesseeU.S.
2006–1039.038.337.7
2010–1439.439.238.6
2015–1943.839.939.6
2020–2441.739.940.1
Change+2.7+1.6+2.3
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The median resident of Lake County is 41.7 years old, a bit older than the national median of 40.1. Since 2006–10, the median age has climbed from 39.0, in line with the national trend. The youngest areas are in the center, the oldest in the east.

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 Lake County

Single-parent households, % of households
PeriodLake CountyTennesseeU.S.
2006–1013.7%12.2%12.3%
2010–1420.0%12.0%12.3%
2015–1915.4%11.6%11.6%
2020–2416.6%11.8%11.6%
Change+3.0 pts−0.4 pts−0.6 pts
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Single parents head about one in six households in Lake County (16.6%), well above the national share of 11.6%. Since 2006–10, the single-parent share has risen 3.0 points, even as the national share fell. Few Tennessee counties have a higher share of single-parent households: only three of 95.

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 Lake County

Renters in Lake County

Renters, % of occupied homes
PeriodLake CountyTennesseeU.S.
2006–1038.3%30.4%33.3%
2010–1443.0%32.9%35.6%
2015–1945.3%33.7%36.0%
2020–2452.2%33.1%34.8%
Change+13.9 pts+2.6 pts+1.5 pts
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Renters far outnumber owners in Lake County: 52.2% of households rent their homes, against 34.8% nationally. Just over six in ten owners (62.6%) have paid off their mortgages, well above the national share of 39.8%. The renter share is up 13.9 points from 2006–10, a much bigger shift than nationally. No other Tennessee county has a higher share of renters.

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 Lake County

Vacant homes, % of all homes
PeriodLake CountyTennesseeU.S.
2006–1012.5%11.5%11.4%
2010–1418.2%11.8%11.4%
2015–1914.7%11.8%11.1%
2020–2418.3%10.1%9.6%
Change+5.7 pts−1.4 pts−1.8 pts
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Vacancy is high in Lake County: 18.3% 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. Vacancy has risen 5.7 points since 2006–10, 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 Lake County

Age of homes, median year built
PeriodLake CountyTennesseeU.S.
2006–10197119811974
2010–14197219821975
2015–19197419831977
2020–24197619861980
Change+5+6+6
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Homes in Lake County are about the same age as the nation's housing: the median home was built in 1976, versus 1980 nationally. Homes here are older than in Tennessee overall, where the median home dates to 1986. The median year built has moved up from 1971 in 2006–10, a sign of steady new building. Of Tennessee's 95 counties, only two have older homes.

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 Lake County

Rent, per month
PeriodLake CountyTennesseeU.S.
2006–10$434$761$965
2010–14$457$837$1,040
2015–19$492$961$1,213
2020–24$524$1,286$1,571
Change+$90+$526+$606
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A typical rental in Lake County costs $524 a month with utilities, well below the national median of $1,571. Rent has climbed $90 a month since 2006–10, up 21%, a slower climb than the nation's. Rent takes 31.8% of the typical renter's income, just over the 30% mark often used to define affordable rent. No other Tennessee county has lower rents.

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 Lake County

Bachelor's degrees in Lake County

Bachelor's degrees, % of adults 25+
PeriodLake CountyTennesseeU.S.
2006–105.4%23.9%28.4%
2010–149.2%25.3%29.6%
2015–1910.0%27.9%32.1%
2020–2410.6%31.4%35.6%
Change+5.2 pts+7.5 pts+7.2 pts
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College degrees are relatively uncommon in Lake County: 10.6% of adults 25 and older hold a bachelor's or higher, well below the national share of 35.6%. The share with a degree has risen 5.2 points since 2006–10, in line with the national trend. Only one other Tennessee county has a lower share of college graduates.

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 Lake County

High school graduates, % of adults 25+
PeriodLake CountyTennesseeU.S.
2006–1066.5%83.3%84.9%
2010–1472.0%85.4%86.1%
2015–1973.3%87.6%87.7%
2020–2473.0%89.9%89.3%
Change+6.4 pts+6.6 pts+4.3 pts
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More than a quarter of adults in Lake County never finished high school, well above the national share: only 73.0% have a diploma or equivalent, against 89.3% nationally. The share with a diploma is up 6.4 points from 2006–10, in line with the national trend. No other Tennessee county has a lower share of high school graduates.

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 Lake County

Unemployment, % of the labor force
PeriodLake CountyTennesseeU.S.
2006–1016.1%8.6%8.1%
2010–1414.2%9.6%9.4%
2015–198.9%5.4%5.6%
2020–244.8%4.8%5.4%
Change−11.3 pts−3.8 pts−2.7 pts
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At 4.8%, unemployment in Lake County is close to the national rate of 5.4%. Unemployment is down 11.3 points from 2006–10, a much bigger shift than nationally. 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).

Lake County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Lake County2.1041.716.6%52.2%18.3%1976$52410.6%73.0%4.8%
Obion County2.4343.19.2%31.9%12.1%1974$78318.7%85.4%4.1%
Dunklin County2.4239.615.4%37.7%16.4%1971$67813.1%81.3%4.5%
Weakley County2.3139.710.8%33.7%12.9%1978$79922.6%86.9%3.9%
Clay County2.3542.714.0%25.3%19.5%1973$74915.2%87.4%5.7%
Henry County2.4646.510.2%26.5%18.6%1981$75619.5%89.1%4.6%
Randolph County2.6041.013.7%26.5%14.4%1981$75311.2%83.2%4.6%
Stewart County2.6443.25.9%18.9%21.0%1988$92017.6%89.5%2.4%
Houston County2.4643.113.4%19.0%14.6%1982$78513.1%89.1%4.2%
Fulton County2.5449.07.7%15.3%22.5%1985$64016.0%88.4%4.9%
Cheatham County2.5541.58.5%18.5%7.5%1993$1,47027.0%90.0%4.3%

All figures 2020–24.

Counties with similar populations: Pike County, AR · Larue County, KY · Las Animas County, CO · Las Marias Municipio, PR · Latimer County, OK · Lawrence County, AR · Lawrence County, IL · Lawrence County, KY · Lawrence County, MS · Lee County, AR

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 Lake County. 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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