37891, TN Demographics

Population 4,088 · Census ACS 2020–24

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37891, TN map of median age by neighborhood
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Population and households in ZIP 37891

Household size in ZIP 37891

Household size, people per household
PeriodZIP 37891TennesseeU.S.
2006–102.412.532.68
2010–142.462.572.73
2015–192.532.572.71
2020–242.582.532.65
Change+0.16+0.00−0.03
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At 2.58 people per household, ZIP 37891 sits close to the national average of 2.65. Since 2006–10, household size has climbed from 2.41, 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 ZIP 37891

Median age, years
PeriodZIP 37891TennesseeU.S.
2006–1043.038.337.7
2010–1442.139.238.6
2015–1940.039.939.6
2020–2440.239.940.1
Change−2.8+1.6+2.3
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Half of the people in ZIP 37891 are younger than 40.2 and half are older, close to the national median of 40.1.

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 ZIP 37891

Single-parent households, % of households
PeriodZIP 37891TennesseeU.S.
2006–1011.0%12.2%12.3%
2010–1410.1%12.0%12.3%
2015–1917.6%11.6%11.6%
2020–248.5%11.8%11.6%
Change−2.6 pts−0.4 pts−0.6 pts
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Single-parent households are relatively rare in ZIP 37891: 8.5% of households, against 11.6% nationally.

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 ZIP 37891

Renters in ZIP 37891

Renters, % of occupied homes
PeriodZIP 37891TennesseeU.S.
2006–1020.3%30.4%33.3%
2010–1422.6%32.9%35.6%
2015–1924.2%33.7%36.0%
2020–2425.8%33.1%34.8%
Change+5.5 pts+2.6 pts+1.5 pts
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Just over a quarter of households in ZIP 37891 rent their homes (25.8%), below the national share of 34.8%; the rest own. Nearly six in ten owners (56.9%) have paid off their mortgages, well above the national share of 39.8%.

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 ZIP 37891

Vacant homes, % of all homes
PeriodZIP 37891TennesseeU.S.
2006–1010.6%11.5%11.4%
2010–147.4%11.8%11.4%
2015–1912.5%11.8%11.1%
2020–244.7%10.1%9.6%
Change−5.8 pts−1.4 pts−1.8 pts
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Empty homes are scarce in ZIP 37891: just 4.7% 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 ZIP 37891

Age of homes, median year built
PeriodZIP 37891TennesseeU.S.
2006–10198219811974
2010–14198419821975
2015–19198219831977
2020–24199019861980
Change+8+6+6
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Much of the housing in ZIP 37891 is relatively new: half of its homes were built after 1990, compared with 1980 for the U.S. as a whole. Tennessee as a whole looks much the same.

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 ZIP 37891

Rent, per month
PeriodZIP 37891TennesseeU.S.
2006–10$523$761$965
2010–14$535$837$1,040
2015–19$668$961$1,213
2020–24$771$1,286$1,571
Change+$248+$526+$606
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The median renter in ZIP 37891 pays $771 a month for rent and utilities, well below the national median of $1,571. The typical renter here spends 43.9% of household income on rent, well over the 30% mark often used to define affordable rent, so many renters here are stretched.

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 ZIP 37891

Bachelor's degrees in ZIP 37891

Bachelor's degrees, % of adults 25+
PeriodZIP 37891TennesseeU.S.
2006–107.6%23.9%28.4%
2010–148.6%25.3%29.6%
2015–1921.5%27.9%32.1%
2020–2414.9%31.4%35.6%
Change+7.3 pts+7.5 pts+7.2 pts
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College degrees are relatively uncommon in ZIP 37891: 14.9% of adults 25 and older hold a bachelor's or higher, well below 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 ZIP 37891

High school graduates, % of adults 25+
PeriodZIP 37891TennesseeU.S.
2006–1074.6%83.3%84.9%
2010–1478.3%85.4%86.1%
2015–1979.5%87.6%87.7%
2020–2492.2%89.9%89.3%
Change+17.6 pts+6.6 pts+4.3 pts
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High school completion in ZIP 37891 is a bit above the national rate: 92.2% of adults have a diploma or equivalent, against 89.3%.

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 ZIP 37891

Unemployment, % of the labor force
PeriodZIP 37891TennesseeU.S.
2006–107.8%8.6%8.1%
2010–149.1%9.6%9.4%
2015–195.7%5.4%5.6%
2020–2414.9%4.8%5.4%
Change+7.1 pts−3.8 pts−2.7 pts
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Unemployment in ZIP 37891 runs well above the national rate: 14.9% of the labor force was out of work and looking, against 5.4%. 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).

ZIP 37891 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 378912.5840.28.5%25.8%4.7%1990$77114.9%92.2%14.9%
ZIP 378602.4746.65.9%15.0%4.0%1996$67910.5%88.1%2.7%
ZIP 377112.4746.715.7%15.9%13.0%1985$74911.5%85.1%9.1%
ZIP 378102.7136.49.2%37.9%16.7%1984$67610.3%80.2%9.8%
ZIP 378112.3751.06.6%13.3%24.7%1989$70816.1%88.4%3.2%
ZIP 378132.6238.715.3%32.3%8.5%1976$85614.2%84.3%5.3%
ZIP 378142.5039.717.1%33.2%8.2%1982$93422.5%88.5%4.3%
ZIP 378092.7538.711.8%30.5%15.5%1984$73110.0%76.7%6.0%
ZIP 377082.4147.38.9%27.3%17.4%1991$83117.7%84.0%1.6%
ZIP 378182.5248.48.7%21.3%12.3%1988$78112.7%82.1%4.3%
ZIP 378812.3750.811.7%15.7%26.2%1986$76411.2%78.6%3.4%

All figures 2020–24.

Zip codes with similar populations: 15314, PA · 93202, CA · 03753, NH · 78140, TX · 15473, PA · 20052, DC · 52338, IA · 48757, MI · 97396, OR · 95562, 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 ZIP 37891. 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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