What city is ZIP code 37309?

ZIP code 37309 is in Calhoun, TN (McMinn County).

What county is ZIP code 37309 in?

ZIP code 37309 is mostly in McMinn County, Tennessee.

How many people live in ZIP code 37309?

About 2,136 people live in the 37309 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 37309

Calhoun, TN, McMinn County

Population

2,136

Land area

39.5sq mi

People per sq mi

City

Calhoun

ZIP 37309 and nearby ZIP codes

Full map

ZIP 37309 at a glance

ZIP 37309 (Calhoun) is 68% less dense than Tennessee as a whole.
The median household income is $63,699, 8% below the Tennessee median of $69,595.
A typical owner-occupied home is valued at $172,600 (40% below Tennessee) and median rent is $902 a month.

Local data for ZIP 37309

Counts from official public data

Housing and community stats

ZIP 37309, American Community Survey 2020-2024

Full profile

Median household income

$63,699

Poverty rate

11.5%

Median home value

$172,600

Median rent

$902/mo

Homeownership

80.9%

Bachelor's or higher

15.1%

Median age

52.5

Average commute

25.6 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

924

$69.1M annual payroll

PPP loans

$1.3M

29 loans

Campaign donations

$3,262

0% D, 15% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 37309, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Low

Top: earthquake

Storm events since 1996

447

Countywide, mostly thunderstorm wind

Flood insurance policies

0.1% of homes, county

July high / Jan low

89° / 29°F

57.6 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 37309, CDC PLACES estimates

All 40 measures

Obesity

45.3%

U.S. 33.3% +12.0 pts

Diabetes

15.4%

U.S. 12.1% +3.3 pts

Smoking

20.1%

U.S. 12.8% +7.3 pts

Uninsured (18-64)

11.7%

U.S. 11.1% +0.6 pts

Frequently asked questions

What city is ZIP code 37309?: ZIP code 37309 is in Calhoun, TN (McMinn County).
What county is ZIP code 37309 in?: ZIP code 37309 is mostly in McMinn County, Tennessee.
How many people live in ZIP code 37309?: About 2,136 people live in the 37309 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.