ZIP Code 37931
ZIP Code Tabulation Area in Knox County, Tennessee.
- Population
- 31,149
- Median household income
- $91,284
- Median home value
- $317,100
+9.0%’19–’23
+12.7%’19–’23
+41.7%’19–’23
Covering part of Knox County, Tennessee, ZIP Code 37931 has about 31,149 residents. Its median household income of $91,284 runs above the Knox County figure of $71,662.
From 2019 to 2023, ZIP Code 37931's population grew 9.0% from 28,584 to 31,149, while its median gross rent rose 40.0% from $1,036 to $1,450.
White (non-Hispanic) residents are the largest group, 83.4% of the population. 78.6% of workers drive to work alone.
Demographics
ACS 2019–2023- Population
- 31,149
- Median age
- 38.2 yrs
- Median household income
- $91,284
- Median home value
- $317,100
- Median gross rent
- $1,450
- Housing units
- 12,770
- Homeownership rate
- 71.0%
- Bachelor's degree or higher
- 44.8%
- Unemployment rate
- 2.8%
Trends
ACS 5-year · 2019–202328,58431,149
$81,011$91,284
$223,800$317,100
$1,036$1,450
| Year | Population | Median household income | Median home value | Median gross rent |
|---|---|---|---|---|
| 2019 | 28,584 | $81,011 | $223,800 | $1,036 |
| 2020 | 28,440 | $82,179 | $236,700 | $1,096 |
| 2021 | 29,749 | $83,359 | $252,800 | $1,227 |
| 2022 | 30,463 | $90,247 | $287,100 | $1,332 |
| 2023 | 31,149 | $91,284 | $317,100 | $1,450 |
Each year is a US Census Bureau ACS 5-year estimate ending that year.
Age distribution
Under 56.1%
5 to 1717.1%
18 to 246.7%
25 to 3415.8%
35 to 4414.6%
45 to 5411.9%
55 to 6412.8%
65 to 749.4%
75 and over5.6%
| Count | Share | |
|---|---|---|
| Under 5 | 1,897 | 6.1% |
| 5 to 17 | 5,330 | 17.1% |
| 18 to 24 | 2,075 | 6.7% |
| 25 to 34 | 4,913 | 15.8% |
| 35 to 44 | 4,558 | 14.6% |
| 45 to 54 | 3,703 | 11.9% |
| 55 to 64 | 4,001 | 12.8% |
| 65 to 74 | 2,921 | 9.4% |
| 75 and over | 1,751 | 5.6% |
Race & ethnicity
| Count | Share | |
|---|---|---|
| White (non-Hispanic) | 25,986 | 83.4% |
| Black or African American | 1,210 | 3.9% |
| American Indian & Alaska Native | 52 | 0.2% |
| Asian | 595 | 1.9% |
| Native Hawaiian & Pacific Islander | 12 | 0.0% |
| Some other race | 219 | 0.7% |
| Two or more races | 1,145 | 3.7% |
| Hispanic or Latino (any race) | 1,930 | 6.2% |
Educational attainment (age 25+)
No high school diploma6.4%
High school graduate23.6%
Some college or associate's25.2%
Bachelor's degree29.0%
Graduate or professional degree15.8%
| Count | Share | |
|---|---|---|
| No high school diploma | 1,388 | 6.4% |
| High school graduate | 5,162 | 23.6% |
| Some college or associate's | 5,510 | 25.2% |
| Bachelor's degree | 6,327 | 29.0% |
| Graduate or professional degree | 3,460 | 15.8% |
Commute to work
- Mean travel time to work
- 23 min
Drove alone78.6%
Carpooled5.0%
Public transit0.2%
Walked0.0%
Bicycle0.0%
Worked from home15.8%
Other means0.4%
How workers get to work
| Count | Share | |
|---|---|---|
| Drove alone | 12,322 | 78.6% |
| Carpooled | 781 | 5.0% |
| Public transit | 28 | 0.2% |
| Walked | 0 | 0.0% |
| Bicycle | 0 | 0.0% |
| Worked from home | 2,485 | 15.8% |
| Other means | 69 | 0.4% |
Travel time
| Count | Share | |
|---|---|---|
| Under 15 min | 2,823 | 21.4% |
| 15 to 29 min | 6,754 | 51.2% |
| 30 to 44 min | 2,655 | 20.1% |
| 45 to 59 min | 465 | 3.5% |
| 60+ min | 503 | 3.8% |
Households
- Average household size
- 2.54
- Poverty rate
- 6.5% (2,008 of 30,840)
| Count | Share | |
|---|---|---|
| Family households | 8,384 | 68.9% |
| Nonfamily households | 3,785 | 31.1% |
Housing
- Median year structure built
- 1997
Occupancy
| Count | Share | |
|---|---|---|
| Occupied | 12,169 | 95.3% |
| Vacant | 601 | 4.7% |
Tenure (of occupied units)
| Count | Share | |
|---|---|---|
| Owner-occupied | 8,634 | 71.0% |
| Renter-occupied | 3,535 | 29.0% |
1-unit, detached69.6%
1-unit, attached7.4%
2 to 4 units2.8%
5 to 19 units9.9%
20 or more units4.4%
Mobile home & other5.9%
Units in structure
| Count | Share | |
|---|---|---|
| 1-unit, detached | 8,893 | 69.6% |
| 1-unit, attached | 947 | 7.4% |
| 2 to 4 units | 352 | 2.8% |
| 5 to 19 units | 1,263 | 9.9% |
| 20 or more units | 558 | 4.4% |
| Mobile home & other | 757 | 5.9% |
Geography
- ZCTA
- 37931
- Land area
- 28 sq mi
- Water area
- 0.56 sq mi
- Center point
- 35.9763, -84.1263
Counties this ZIP covers
2Compare with nearby ZIP codes
6National ZIP rankings
21- Largest by population
- Most densely populated
- Highest median household income
- Highest median home value
- Most affordable home values
- Highest median gross rent
- Cheapest median gross rent
- Oldest by median age
- Youngest by median age
- Most college-educated
- Highest poverty rate
- Lowest poverty rate
- Highest homeownership rate
- Lowest homeownership rate
- Longest commutes
- Shortest commutes
- Largest households
- Newest housing
- Oldest housing
- Fastest-growing (2019–2023)
- Fastest-shrinking (2019–2023)