Every ZIP code in the United States, with weather, radar, trivia and the numbers behind it. Five digits since 1963!

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zipcodes.pro — STATE/TN/COUNTY/POLK

Polk County, TN ZIP codes

There are 10 ZIP codes in Polk County, TN, in 10 towns, from 37307 to 37391. The largest are 37307 (Benton), 37362 (Old Fort) and 37317 (Copperhill).

The county seat is Benton.

ZIP codes
10
Towns
10
County seat
Benton
County FIPS
47139
Population
17,898
Median household income
$62,522
Land area
435 sq mi
Metro area
Cleveland

Polk County ZIP codes by town

Benton (county seat)
37307

Each ZIP code is listed under the county most of its land lies in and the town the Postal Service names it for; a ZIP code's own page shows exactly how it is split.

Map of Polk County ZIP codes

The ZIP codes of Polk County, shaded. Outlines are Census ZIP Code Tabulation Areas (2020), which approximate the mail routes; PO-box and single-address codes have no area and are not drawn. Click any area to open its ZIP code.

Polk County in numbers

About 17,898 people live in Polk County, in 7,424 households, the 71st most populous of Tennessee's 95 counties. The median household income is $62,522 a year, 10% below the Tennessee median of $69,595 (US: $80,734). The median owner-occupied home is valued at $169,900 (41% below the Tennessee median), and median gross rent is $676 a month. The median age is 46.9; 16.6% of adults 25 and over hold a bachelor's degree or higher (31.1% across Tennessee); the average commute takes 31 minutes.

Population17,898Polk17,898
Households7,424Polk7,424
Median age46.9Polk46.9Tennessee38.9US 38.9
Median household income$62,522Polk$62,522Tennessee$69,595US $80,734
Median home value$169,900Polk$169,900Tennessee$286,700US $332,700
Median gross rent$676Polk$676Tennessee$1,189US $1,413
Bachelor's degree or higher16.6%Polk16.6%Tennessee31.1%US 35.7%
Mean commute31.4 minPolk31.4 minTennessee25.7 minUS 26.4 min
Population density41 / sq miPolk41 / sq mi

U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates. Survey estimates carry margins of error, wider for small places. Sources and methods.

Largest towns in Polk County

Largest towns in Polk County
TownZIP codesPopulation
Old Fort 1 3,430
Benton 1 1,560
Turtletown 1 1,530
Delano 1 838
Reliance 1 713
Copperhill 1 493
Ducktown 1 456
Ocoee 1 208
Farner 1 197
Conasauga 1 128

Population of the census place of that name where there is one, otherwise of the ZIP codes the Postal Service addresses by it. A town's ZIP codes can reach past the county line.

Neighbouring counties

Counties that share a ZIP code with Polk County.

Not sure you are in Polk County? What county am I in? answers from your location, near a county line included.

Every ZIP code in Polk County, with figures

ZIP codes in Polk County
ZIP City Type Population Median income Median home
37307 Benton , TN Standard 5,302 $73,854 $220,300
37316 Conasauga , TN Standard 0 — —
37317 Copperhill , TN Standard 2,582 $72,371 $151,000
37325 Delano , TN Standard 2,007 $66,204 $170,500
37326 Ducktown , TN Standard 411 — $145,000
37333 Farner , TN Standard 513 $26,786 $143,300
37361 Ocoee , TN Standard 2,166 $84,545 —
37362 Old Fort , TN Standard 3,430 $52,019 $122,700
37369 Reliance , TN Standard 713 $59,408 $114,700
37391 Turtletown , TN Standard 1,530 $39,464 $213,100

Cite this page

zipcodes.pro. “Polk County ZIP codes.” Data release 2026-10-12. Retrieved 2026-10-20. https://zipcodes.pro/state/tn/county/polk

Underlying data is public domain or openly licensed — sources, vintages and licences.