McNairy County, TN Demographics

Population 25,970 · Census ACS 2020–24

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

Household size in McNairy County

Household size, people per household
PeriodMcNairy CountyTennesseeU.S.
2006–102.532.532.68
2010–142.652.572.73
2015–192.552.572.71
2020–242.612.532.65
Change+0.08+0.00−0.03
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At 2.61 people per household, McNairy County sits close to the national average of 2.65. The typical household here is bigger than in Tennessee overall, where it has 2.53 people. Household size has crept up from 2.53 in 2006–10, even as the national average fell.

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 McNairy County

Median age, years
PeriodMcNairy CountyTennesseeU.S.
2006–1041.238.337.7
2010–1442.539.238.6
2015–1942.439.939.6
2020–2443.139.940.1
Change+1.9+1.6+2.3
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McNairy County skews older than the country: its median age is 43.1, against 40.1 nationally. Since 2006–10, the median age has climbed from 41.2, mirroring the country. The youngest areas are in the northeast, the oldest in the northwest.

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 McNairy County

Single-parent households, % of households
PeriodMcNairy CountyTennesseeU.S.
2006–1010.0%12.2%12.3%
2010–1410.5%12.0%12.3%
2015–1910.2%11.6%11.6%
2020–2410.7%11.8%11.6%
Change+0.7 pts−0.4 pts−0.6 pts
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Single parents head just over one in ten households in McNairy County (10.7%), close to the national share of 11.6%. Single parents are less common here than in Tennessee as a whole (11.8%). The single-parent share has edged up 0.7 points since 2006–10, even as the national share fell.

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 McNairy County

Renters in McNairy County

Renters, % of occupied homes
PeriodMcNairy CountyTennesseeU.S.
2006–1023.1%30.4%33.3%
2010–1426.7%32.9%35.6%
2015–1927.3%33.7%36.0%
2020–2420.3%33.1%34.8%
Change−2.9 pts+2.6 pts+1.5 pts
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McNairy County is largely a place of homeowners: only 20.3% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. More than half of owners (54.5%) have paid off their mortgages, well above the national share of 39.8%. The renter share has fallen 2.9 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 McNairy County

Vacant homes, % of all homes
PeriodMcNairy CountyTennesseeU.S.
2006–1015.1%11.5%11.4%
2010–1418.0%11.8%11.4%
2015–1916.2%11.8%11.1%
2020–2418.5%10.1%9.6%
Change+3.3 pts−1.4 pts−1.8 pts
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Vacancy is high in McNairy County: 18.5% 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 is up 3.3 points from 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 McNairy County

Age of homes, median year built
PeriodMcNairy CountyTennesseeU.S.
2006–10197919811974
2010–14197919821975
2015–19198319831977
2020–24198519861980
Change+5+6+6
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The housing in McNairy County is a little younger than the country's: half of it was built after 1985, against 1980 nationally. That is in line with the rest of Tennessee. The median year built has moved up from 1979 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 McNairy County

Rent, per month
PeriodMcNairy CountyTennesseeU.S.
2006–10$513$761$965
2010–14$553$837$1,040
2015–19$632$961$1,213
2020–24$723$1,286$1,571
Change+$210+$526+$606
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Rent in McNairy County runs $723 a month at the median, utilities included, well below the U.S. median of $1,571. Rent has climbed $210 a month since 2006–10, up 41%, a slower climb than the nation's. Rent takes 24.0% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent. Renters on a budget will find the lowest rents in the center; the highest are in the east.

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 McNairy County

Bachelor's degrees in McNairy County

Bachelor's degrees, % of adults 25+
PeriodMcNairy CountyTennesseeU.S.
2006–1011.0%23.9%28.4%
2010–1411.6%25.3%29.6%
2015–1912.7%27.9%32.1%
2020–2413.3%31.4%35.6%
Change+2.3 pts+7.5 pts+7.2 pts
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College degrees are relatively uncommon in McNairy County: 13.3% 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 2.3 points since 2006–10, a smaller shift than nationally. McNairy County has a lower share of college graduates than at least four in five Tennessee counties.

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 McNairy County

High school graduates, % of adults 25+
PeriodMcNairy CountyTennesseeU.S.
2006–1075.4%83.3%84.9%
2010–1478.9%85.4%86.1%
2015–1982.6%87.6%87.7%
2020–2488.6%89.9%89.3%
Change+13.2 pts+6.6 pts+4.3 pts
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About as many adults in McNairy County have finished high school as nationally: 88.6%, against 89.3%. The share with a diploma is up 13.2 points from 2006–10, a much bigger shift than nationally.

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 McNairy County

Unemployment, % of the labor force
PeriodMcNairy CountyTennesseeU.S.
2006–1013.6%8.6%8.1%
2010–1414.5%9.6%9.4%
2015–1911.3%5.4%5.6%
2020–245.7%4.8%5.4%
Change−7.9 pts−3.8 pts−2.7 pts
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Unemployment in McNairy County is close to the national rate: 5.7% of the labor force, against 5.4%. The rate is higher than in Tennessee overall (4.8%). Unemployment is down 7.9 points from 2006–10, mirroring the country.

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).

McNairy County compared with nearby counties

CountyHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
McNairy County2.6143.110.7%20.3%18.5%1985$72313.3%88.6%5.7%
Hardin County2.4744.910.7%22.0%22.1%1984$79714.3%82.5%4.7%
Hardeman County2.3842.413.3%28.3%14.9%1983$85313.8%86.3%8.8%
Wayne County2.5545.011.0%19.8%18.7%1986$55313.1%82.6%2.7%
Fayette County2.5247.48.4%18.6%7.8%1997$1,13127.2%91.9%4.8%
Lawrence County2.7239.49.9%22.4%9.8%1983$81415.4%86.3%5.0%
Shelby County2.6436.817.4%45.9%10.2%1978$1,48133.3%89.2%7.7%
Giles County2.4943.210.0%26.7%15.8%1983$86819.9%88.2%5.0%
Crittenden County2.6437.121.8%42.6%14.5%1984$98316.7%85.6%10.6%
Lincoln County2.4242.311.4%24.2%9.4%1984$86920.8%87.4%5.1%
Moore County2.4945.610.4%17.5%8.3%1992$91222.8%91.3%4.6%

All figures 2020–24.

Counties with similar populations: Piscataquis County, ME · Llano County, TX · Logan County, AR · Logan County, CO · Logan County, KY · Loiza Municipio, PR · Luna County, NM · Madison County, GA · Perry County, KY · Pike County, MO

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 McNairy 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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