US Census Data

ZIP 37917 vs ZIP 37921

A side-by-side comparison of ZIP Code 37917 and ZIP Code 37921: population, income, housing, and more.

ZIP 37917 and ZIP 37921 are ZIP Code areas in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

ZIP 37921 has the higher population (29,064 vs 25,738 in ZIP 37917). ZIP 37921 has the higher median household income ($57,813 vs $51,232 in ZIP 37917). ZIP 37921 has the higher median home value ($204,300 vs $189,100 in ZIP 37917).

Population, income & housing

ZIP 37917ZIP 37921
Population25,73829,064
Median age39.5 yrs34.0 yrs
Median household income$51,232$57,813
Median home value$189,100$204,300
Median gross rent$1,063$1,147
Housing units14,21612,969
Homeownership rate48.1%60.9%
Bachelor's degree or higher31.3%26.6%
Unemployment rate5.6%3.7%

Trends (ACS 5-year, 2019–2023)

ZIP 37917ZIP 37921
Population24,933 → 25,738 (+3.2%)27,259 → 29,064 (+6.6%)
Median household income$34,658 → $51,232 (+47.8%)$48,481 → $57,813 (+19.2%)
Median home value$109,900 → $189,100 (+72.1%)$130,400 → $204,300 (+56.7%)
Median gross rent$776 → $1,063 (+37.0%)$885 → $1,147 (+29.6%)

ZIP 37917

Population
24,93325,738
Median household income
$34,658$51,232
Median home value
$109,900$189,100
Median gross rent
$776$1,063

ZIP 37921

Population
27,25929,064
Median household income
$48,481$57,813
Median home value
$130,400$204,300
Median gross rent
$885$1,147

Age & race/ethnicity

Age distribution (share)

ZIP 37917ZIP 37921
Under 54.5%6.4%
5 to 1712.9%19.2%
18 to 248.1%8.1%
25 to 3417.3%17.7%
35 to 4415.3%12.1%
45 to 5411.6%12.3%
55 to 6413.9%10.9%
65 to 7410.0%8.4%
75 and over6.3%4.8%

Race & ethnicity (share)

ZIP 37917ZIP 37921
White (non-Hispanic)72.1%66.8%
Black or African American13.4%19.2%
American Indian & Alaska Native0.1%0.1%
Asian0.5%0.7%
Native Hawaiian & Pacific Islander0.0%0.0%
Some other race0.7%0.4%
Two or more races4.8%4.2%
Hispanic or Latino8.5%8.6%

Educational attainment (age 25+)

Share of adults 25+

ZIP 37917ZIP 37921
No high school diploma12.7%12.9%
High school graduate31.2%30.4%
Some college or associate's24.8%30.1%
Bachelor's degree20.2%18.1%
Graduate or professional degree11.2%8.4%

Commute to work

How workers get to work (share)

ZIP 37917ZIP 37921
Drove alone74.9%75.9%
Carpooled9.0%10.7%
Public transit1.0%0.7%
Walked2.5%0.9%
Bicycle1.1%0.0%
Worked from home11.0%10.7%
Other means0.3%1.1%

Housing

Units in structure (share)

ZIP 37917ZIP 37921
1-unit, detached64.8%70.5%
1-unit, attached3.2%5.3%
2 to 4 units10.3%6.9%
5 to 19 units8.0%11.9%
20 or more units13.4%2.6%
Mobile home & other0.4%2.7%

Poverty & households

ZIP 37917ZIP 37921
Poverty rate19.3%17.1%
Average household size2.002.51
Mean commute (minutes)2221
Median year structure built19491978

Full profiles

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