ZIP 37315 vs ZIP 37321
A side-by-side comparison of ZIP Code 37315 and ZIP Code 37321: population, income, housing, and more.
ZIP 37315 and ZIP 37321 are ZIP Code areas in Tennessee. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.
ZIP 37321 has the higher population (20,670 vs 1,740 in ZIP 37315). Since 2019, ZIP 37315's population has grown faster (+9.0% vs +6.2%).
Population, income & housing
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| Population | 1,740 | 20,670 |
| Median age | 19.9 yrs | 38.7 yrs |
| Median household income | — | $59,182 |
| Median home value | — | $168,000 |
| Median gross rent | — | $819 |
| Housing units | 0 | 8,947 |
| Homeownership rate | — | 70.1% |
| Bachelor's degree or higher | 45.9% | 18.4% |
| Unemployment rate | 2.8% | 6.5% |
Trends (ACS 5-year, 2019–2023)
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| Population | 1,596 → 1,740 (+9.0%) | 19,464 → 20,670 (+6.2%) |
| Median household income | — | $40,946 → $59,182 (+44.5%) |
| Median home value | — | $123,500 → $168,000 (+36.0%) |
| Median gross rent | — | $669 → $819 (+22.4%) |
ZIP 37315
1,5961,740
ZIP 37321
19,46420,670
$40,946$59,182
$123,500$168,000
$669$819
Age & race/ethnicity
Age distribution (share)
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| Under 5 | 0.0% | 6.8% |
| 5 to 17 | 1.4% | 16.4% |
| 18 to 24 | 96.4% | 9.5% |
| 25 to 34 | 2.1% | 12.5% |
| 35 to 44 | 0.0% | 13.9% |
| 45 to 54 | 0.0% | 11.3% |
| 55 to 64 | 0.0% | 12.8% |
| 65 to 74 | 0.0% | 10.6% |
| 75 and over | 0.0% | 6.1% |
Race & ethnicity (share)
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| White (non-Hispanic) | 44.1% | 83.6% |
| Black or African American | 9.7% | 1.2% |
| American Indian & Alaska Native | 0.0% | 0.1% |
| Asian | 17.2% | 1.1% |
| Native Hawaiian & Pacific Islander | 0.1% | 0.0% |
| Some other race | 0.1% | 0.8% |
| Two or more races | 9.7% | 4.2% |
| Hispanic or Latino | 19.1% | 9.2% |
Educational attainment (age 25+)
Share of adults 25+
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| No high school diploma | 0.0% | 16.4% |
| High school graduate | 0.0% | 42.2% |
| Some college or associate's | 54.1% | 23.0% |
| Bachelor's degree | 45.9% | 12.3% |
| Graduate or professional degree | 0.0% | 6.1% |
Commute to work
How workers get to work (share)
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| Drove alone | 21.4% | 82.5% |
| Carpooled | 1.3% | 11.1% |
| Public transit | 0.0% | 0.4% |
| Walked | 64.8% | 0.8% |
| Bicycle | 0.0% | 0.0% |
| Worked from home | 12.5% | 4.7% |
| Other means | 0.0% | 0.6% |
Housing
Units in structure (share)
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| 1-unit, detached | — | 67.6% |
| 1-unit, attached | — | 0.7% |
| 2 to 4 units | — | 14.2% |
| 5 to 19 units | — | 1.2% |
| 20 or more units | — | 0.4% |
| Mobile home & other | — | 15.9% |
Poverty & households
| ZIP 37315 | ZIP 37321 | |
|---|---|---|
| Poverty rate | — | 14.3% |
| Average household size | — | 2.52 |
| Mean commute (minutes) | 9 | 27 |
| Median year structure built | — | 1993 |