US Census Data

ZIP 37415 vs ZIP 37421

A side-by-side comparison of ZIP Code 37415 and ZIP Code 37421: population, income, housing, and more.

ZIP 37415 and ZIP 37421 are ZIP Code areas in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 37421 has the higher population (52,516 vs 23,132 in ZIP 37415). ZIP 37421 has the higher median household income ($79,958 vs $67,027 in ZIP 37415). ZIP 37421 has the higher median home value ($299,600 vs $261,900 in ZIP 37415).

Population, income & housing

ZIP 37415ZIP 37421
Population23,13252,516
Median age37.1 yrs41.1 yrs
Median household income$67,027$79,958
Median home value$261,900$299,600
Median gross rent$1,240$1,313
Housing units11,97023,978
Homeownership rate59.7%60.6%
Bachelor's degree or higher45.0%37.9%
Unemployment rate3.0%3.5%

Trends (ACS 5-year, 2019–2023)

ZIP 37415ZIP 37421
Population24,028 → 23,132 (-3.7%)52,254 → 52,516 (+0.5%)
Median household income$50,627 → $67,027 (+32.4%)$63,225 → $79,958 (+26.5%)
Median home value$165,300 → $261,900 (+58.4%)$190,200 → $299,600 (+57.5%)
Median gross rent$884 → $1,240 (+40.3%)$1,059 → $1,313 (+24.0%)

ZIP 37415

Population
24,02823,132
Median household income
$50,627$67,027
Median home value
$165,300$261,900
Median gross rent
$884$1,240

ZIP 37421

Population
52,25452,516
Median household income
$63,225$79,958
Median home value
$190,200$299,600
Median gross rent
$1,059$1,313

Age & race/ethnicity

Age distribution (share)

ZIP 37415ZIP 37421
Under 55.2%4.8%
5 to 1712.2%14.4%
18 to 248.3%7.2%
25 to 3420.4%15.7%
35 to 4413.6%12.8%
45 to 5412.1%13.2%
55 to 6411.9%12.5%
65 to 748.7%11.5%
75 and over7.6%7.8%

Race & ethnicity (share)

ZIP 37415ZIP 37421
White (non-Hispanic)83.0%61.3%
Black or African American8.6%23.1%
American Indian & Alaska Native0.1%0.1%
Asian0.7%4.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.3%0.1%
Two or more races3.7%2.4%
Hispanic or Latino3.5%8.3%

Educational attainment (age 25+)

Share of adults 25+

ZIP 37415ZIP 37421
No high school diploma5.4%7.7%
High school graduate19.9%21.5%
Some college or associate's29.8%32.9%
Bachelor's degree28.2%22.9%
Graduate or professional degree16.8%15.0%

Commute to work

How workers get to work (share)

ZIP 37415ZIP 37421
Drove alone78.5%78.8%
Carpooled8.4%8.4%
Public transit0.2%0.1%
Walked0.2%0.2%
Bicycle0.5%0.3%
Worked from home11.9%11.0%
Other means0.4%1.2%

Housing

Units in structure (share)

ZIP 37415ZIP 37421
1-unit, detached62.7%59.4%
1-unit, attached4.2%7.0%
2 to 4 units10.6%5.4%
5 to 19 units13.3%14.0%
20 or more units8.1%12.8%
Mobile home & other1.1%1.4%

Poverty & households

ZIP 37415ZIP 37421
Poverty rate11.6%8.7%
Average household size2.082.29
Mean commute (minutes)1920
Median year structure built19711990

Full profiles

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ZIP 37415 vs ZIP 37421: Compare Population & Demographics | US Census Data