| ZIP Code | 37721 |
|---|---|
| City | Corryton |
| State | Tennessee (TN) |
| County | Knox County |
| Area Code | 865 |
| Elevation | 1,084 ft |
| Latitude | 36.130591 |
|---|---|
| Longitude | -83.814869 |
| Timezone | Chicago (DST) |
| FIPS | 47093 |
| ZIP Type | Standard |
| Status | Active |
Race & Ethnicity
Age Breakdown
Key Indicators
| Median Age | 41.1 yrs |
|---|---|
| Avg Household Size | 2.64 |
| Below Poverty | 8.5% ▼ 15% below avg |
| College Grads | 27.5% ▼ 29% below avg |
| Unemployment | 3.8% ▼ 23% below avg |
| No HS Diploma | 81 (0.9%) |
| HS Graduate | 3,628 (38.8%) |
| Some College | 1,403 (15%) |
| Associates | 1,665 (17.8%) |
| Bachelors | 852 (9.1%) |
| Graduate Degree | 1,715 (18.4%) |
Education
Housing Tenure
Home Value Distribution
Financials
| Median HH Income | $64,674 ▼ 15% below avg ↑ 13% since 2019 |
|---|---|
| Median Home Value | $218,900 ▼ 21% below avg ↑ 42% since 2019 |
| Home/Income Ratio | 3.4x (nat avg ~3.5x) |
| Median Rent | $960/mo |
| Total Units | 5,844 |
| Vacant Units | 305 |
| Avg HH Size | 2.64 |
Income Distribution
How People Get to Work
Commute Time
Year Built
Summary
| Total Units | 5,844 |
|---|---|
| Vacant | 305 |
| Owner Occupied | 84.0% |
| Renter Occupied | 16.1% |
| Avg HH Size | 2.64 |
ZIP code 37721 is located in Corryton, Tennessee, within Knox County. With a population of 14,649, this is a lightly populated ZIP code with a middle-aged community — the median age is 41.1 years. Economically, 37721 is a solidly middle-class ZIP code: the median household income of $64,674 is below the national average.
Real estate in ZIP code 37721 represents an affordable housing market. The median home value of $218,900 is below the national average. Renters can expect to pay around $960 per month in median rent. Homeownership is strong here — 84.0% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 42% since 2019.
The population of 37721 is primarily White (93.18%). Residents are moderately educated — 27.5% hold a bachelor's degree or higher, which is below the national average. Poverty affects a relatively small share of residents at 8.5%. Household income has grown by 13% since 2019.
The unemployment rate in 37721 stands at 3.8%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 88%.
Overall, ZIP code 37721 in Corryton, TN is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 14,649 residents, a median household income of $64,674, and a median home value of $218,900, it offers a clear picture of life in this part of Tennessee.