37881, TN Demographics

Population 2,055 · Census ACS 2020–24

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37881, TN map of median age by neighborhood
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Population and households in ZIP 37881

Household size in ZIP 37881

Household size, people per household
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–102.382.402.532.68
2010–142.522.462.572.73
2015–192.492.552.572.71
2020–242.372.472.532.65
Change−0.01+0.06+0.00−0.03
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Households in ZIP 37881 are small: just 2.37 people on average, compared with 2.65 nationally. That is typical of places where many people live alone or as couples, and fewer have children at home.

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 37881

Median age, years
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–1044.940.038.337.7
2010–1443.441.039.238.6
2015–1945.141.639.939.6
2020–2450.841.639.940.1
Change+5.9+1.6+1.6+2.3
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ZIP 37881 skews older: half of its residents are older than 50.8, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families. Since 2006–10, the median age has climbed from 44.9, but in a place this small, much of that may be survey noise rather than real change.

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 37881

Single-parent households, % of households
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–102.4%9.6%12.2%12.3%
2010–147.3%9.4%12.0%12.3%
2015–1911.3%9.8%11.6%11.6%
2020–2411.7%9.4%11.8%11.6%
Change+9.4 pts−0.2 pts−0.4 pts−0.6 pts
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Single-parent households are about as common in ZIP 37881 as they are nationally: 11.7%, against 11.6%. Single parents are more common here than in the Knoxville area as a whole (9.4%).

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 37881

Renters in ZIP 37881

Renters, % of occupied homes
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–109.9%28.6%30.4%33.3%
2010–1412.4%31.2%32.9%35.6%
2015–1911.9%31.1%33.7%36.0%
2020–2415.7%29.6%33.1%34.8%
Change+5.8 pts+1.0 pts+2.6 pts+1.5 pts
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Only 15.7% of households in ZIP 37881 rent their homes, far below the national share of 34.8%, so most residents are owners who tend to stay put. About seven in ten owners (71.7%) 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 37881

Vacant homes, % of all homes
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–1021.4%9.9%11.5%11.4%
2010–1425.2%11.3%11.8%11.4%
2015–1918.4%11.7%11.8%11.1%
2020–2426.2%9.9%10.1%9.6%
Change+4.8 pts−0.0 pts−1.4 pts−1.8 pts
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Vacancy is high in ZIP 37881: 26.2% 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.

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 37881

Age of homes, median year built
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–101982198019811974
2010–141985198119821975
2015–191987198219831977
2020–241986198519861980
Change+4+5+6+6
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The housing in ZIP 37881 is younger than the country's: half of it was built after 1986, against 1980 nationally. The Knoxville area 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 37881

Rent, per month
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–10$508$707$761$965
2010–14$389$787$837$1,040
2015–19$601$882$961$1,213
2020–24$764$1,212$1,286$1,571
Change+$256+$505+$526+$606
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The median renter in ZIP 37881 pays $764 a month for rent and utilities, well below the national median of $1,571. Rent takes 40.8% of the typical renter's income, 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 37881

Bachelor's degrees in ZIP 37881

Bachelor's degrees, % of adults 25+
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–105.7%26.7%23.9%28.4%
2010–148.8%27.7%25.3%29.6%
2015–196.8%30.0%27.9%32.1%
2020–2411.2%33.5%31.4%35.6%
Change+5.6 pts+6.8 pts+7.5 pts+7.2 pts
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College degrees are relatively uncommon in ZIP 37881: 11.2% 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 37881

High school graduates, % of adults 25+
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–1061.1%84.6%83.3%84.9%
2010–1476.3%86.9%85.4%86.1%
2015–1972.2%88.9%87.6%87.7%
2020–2478.6%90.9%89.9%89.3%
Change+17.6 pts+6.3 pts+6.6 pts+4.3 pts
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Just over one in five adults in ZIP 37881 never finished high school, well above the national share: only 78.6% have a diploma or equivalent, against 89.3% 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 ZIP 37881

Unemployment, % of the labor force
PeriodZIP 37881Knoxville areaTennesseeU.S.
2006–1010.1%7.0%8.6%8.1%
2010–1415.0%8.2%9.6%9.4%
2015–197.9%4.9%5.4%5.6%
2020–243.4%3.6%4.8%5.4%
Change−6.7 pts−3.4 pts−3.8 pts−2.7 pts
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Unemployment in ZIP 37881 has been low: just 3.4% of the labor force was out of work and looking, well below the national rate of 5.4%. That is in line with the rest of the Knoxville area. 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).

ZIP 37881 compared with nearby ZIP codes

ZIP codeHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
ZIP 378812.3750.811.7%15.7%26.2%1986$76411.2%78.6%3.4%
ZIP 377082.4147.38.9%27.3%17.4%1991$83117.7%84.0%1.6%
ZIP 378112.3751.06.6%13.3%24.7%1989$70816.1%88.4%3.2%
ZIP 378142.5039.717.1%33.2%8.2%1982$93422.5%88.5%4.3%
ZIP 378792.2741.311.0%25.3%9.0%1988$69015.9%81.6%3.2%
ZIP 378602.4746.65.9%15.0%4.0%1996$67910.5%88.1%2.7%
ZIP 378612.4047.410.6%20.1%16.9%1991$86214.6%86.6%4.6%
ZIP 378912.5840.28.5%25.8%4.7%1990$77114.9%92.2%14.9%
ZIP 378882.6849.56.5%23.4%19.4%1984$84613.4%78.0%7.3%
ZIP 378252.3045.914.0%25.2%12.4%1992$62015.9%86.5%3.0%
ZIP 377112.4746.715.7%15.9%13.0%1985$74911.5%85.1%9.1%

All figures 2020–24.

Zip codes with similar populations: 03216, NH · 96025, CA · 83128, WY · 76127, TX · 72562, AR · 71861, AR · 68978, NE · 68869, NE · 68713, NE · 51521, IA

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 37881. 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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