Polk County, Tennessee
Polk County covers 435 sq mi of land and has about 17,898 residents. 10 zip codes lie mainly within it, spread across 10 cities and towns. Zip codes that only partly reach into the county are listed on each zip's own page.
Population
17,898
41/sq mi
Median household income
$63K
U.S. $81K
Median home value
$170K
U.S. $333K
Median rent
$676
U.S. $1,413
Median age
46.9
U.S. 38.9
Poverty rate
13.9%
U.S. 12.5%
Cities and towns
Zip codes in Polk County
10 total
Polk County at a glance
Compared with the U.S.
Household income distribution
<$25k
22%
$25–50k
19%
$50–75k
18%
$75–100k
13%
$100–150k
16%
$150–200k
5%
$200k+
7%
Highest education (adults 25+)
No diploma
13%
High school
37%
Some college
21%
Associate's
12%
Bachelor's
9%
Graduate
7%
How people get to work
Drove alone
80%
Carpooled
9%
Transit
0.1%
Walked
2%
Bicycle
0%
Worked from home
8%
Other
0.3%
At a glance
| Polk | U.S. | |
|---|---|---|
| Own their home | 83.6% | 65.2% |
| Bachelor's degree or higher | 16.6% | 35.7% |
| Work from home | 8.3% | 15.1% |
| Households with broadband | 84% | 91% |
| Without health insurance | 14.9% | 8.4% |
| Foreign-born | 1% | 14.1% |
| Veterans (of adults) | 7.1% | 6.2% |
| Unemployment | 5.3% | 5.2% |
| Average commute | 31.4 min | 26.4 min |