ZIP Code 37421 Map
Census ZIP Code Tabulation Area 37421 in Chattanooga, TN (Hamilton County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 37421 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
52,985
Households
22,278
Median household income
$82,517
Median age
40.8 years
Median home value
$333,700
Median gross rent
$1,405/mo
Owner-occupied homes
60.2%
Bachelor's degree or higher
38.8%
Below poverty level
10.9%
Land area
31.7 sq mi
Population density
1,671 / sq mi