US Census Data

ZIP 38315 vs ZIP 38321

A side-by-side comparison of ZIP Code 38315 and ZIP Code 38321: population, income, housing, and more.

ZIP 38315 and ZIP 38321 are ZIP Code areas in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 38315 has the higher population (3,929 vs 2,629 in ZIP 38321). ZIP 38321 has the higher median household income ($62,269 vs $47,458 in ZIP 38315). ZIP 38315 has the higher median home value ($129,400 vs $125,000 in ZIP 38321).

Population, income & housing

ZIP 38315ZIP 38321
Population3,9292,629
Median age50.0 yrs41.8 yrs
Median household income$47,458$62,269
Median home value$129,400$125,000
Median gross rent$756$654
Housing units1,7761,177
Homeownership rate84.8%83.5%
Bachelor's degree or higher8.5%9.9%
Unemployment rate4.7%1.5%

Trends (ACS 5-year, 2019–2023)

ZIP 38315ZIP 38321
Population3,775 → 3,929 (+4.1%)2,300 → 2,629 (+14.3%)
Median household income$34,659 → $47,458 (+36.9%)$41,188 → $62,269 (+51.2%)
Median home value$70,600 → $129,400 (+83.3%)$77,500 → $125,000 (+61.3%)
Median gross rent$630 → $756 (+20.0%)$543 → $654 (+20.4%)

ZIP 38315

Population
3,7753,929
Median household income
$34,659$47,458
Median home value
$70,600$129,400
Median gross rent
$630$756

ZIP 38321

Population
2,3002,629
Median household income
$41,188$62,269
Median home value
$77,500$125,000
Median gross rent
$543$654

Age & race/ethnicity

Age distribution (share)

ZIP 38315ZIP 38321
Under 55.6%6.6%
5 to 1714.9%22.2%
18 to 247.1%5.1%
25 to 3410.1%9.6%
35 to 445.3%13.2%
45 to 5417.3%9.5%
55 to 6414.5%13.2%
65 to 7414.6%9.8%
75 and over10.7%10.9%

Race & ethnicity (share)

ZIP 38315ZIP 38321
White (non-Hispanic)81.8%88.9%
Black or African American6.2%4.4%
American Indian & Alaska Native1.2%0.0%
Asian0.0%0.2%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.0%0.0%
Two or more races2.4%6.2%
Hispanic or Latino8.4%0.2%

Educational attainment (age 25+)

Share of adults 25+

ZIP 38315ZIP 38321
No high school diploma12.1%20.6%
High school graduate55.9%40.0%
Some college or associate's23.5%29.4%
Bachelor's degree7.2%6.4%
Graduate or professional degree1.3%3.5%

Commute to work

How workers get to work (share)

ZIP 38315ZIP 38321
Drove alone79.1%80.1%
Carpooled3.8%5.7%
Public transit0.0%0.0%
Walked0.0%0.0%
Bicycle0.0%0.0%
Worked from home16.6%8.0%
Other means0.6%6.1%

Housing

Units in structure (share)

ZIP 38315ZIP 38321
1-unit, detached82.4%67.1%
1-unit, attached0.2%0.0%
2 to 4 units0.0%0.0%
5 to 19 units0.0%0.0%
20 or more units0.0%0.0%
Mobile home & other17.5%32.9%

Poverty & households

ZIP 38315ZIP 38321
Poverty rate18.1%19.2%
Average household size2.612.53
Mean commute (minutes)2932
Median year structure built19881992

Full profiles

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