ZIP Code 37921 Map
Census ZIP Code Tabulation Area 37921 in Knoxville, TN (Knox County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 37921 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
28,717
Households
11,634
Median household income
$60,013
Median age
34.6 years
Median home value
$226,300
Median gross rent
$1,233/mo
Owner-occupied homes
59.8%
Bachelor's degree or higher
26.3%
Below poverty level
17.2%
Land area
15.9 sq mi
Population density
1,806 / sq mi