Checked
ZIP Code 37166
Smithville, TN, DeKalb County
Population
15,731
Land area
154.6sq mi
People per sq mi
102
City
Smithville
ZIP 37166 and nearby ZIP codes
ZIP 37166 at a glance
- ZIP 37166 (Smithville) is 41% less dense than Tennessee as a whole.
- Households here earn a median of $52,797 a year, 24% less than the Tennessee figure of $69,595.
- A typical owner-occupied home is valued at $224,300 (22% below Tennessee) and median rent is $813 a month.
Local data for ZIP 37166
Counts from official public data
Housing and community stats
ZIP 37166, American Community Survey 2020-2024
Median household income
$52,797
Poverty rate
18.7%
Median home value
$224,300
Prices +2.1% in a year
Median rent
$813/mo
Homeownership
71.8%
Bachelor's or higher
20.1%
Median age
41.2
Average commute
26.1 min
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
260
ZIP Business Patterns 2023
Employees
3,781
$151M annual payroll
PPP loans
$15.8M
448 loans
Campaign donations
$30.2K
5% D, 61% R, 2026 cycle
Environment and hazard risk
ZIP 37166, from FEMA, NOAA and EPA
Natural hazard risk
Very Low
Top: earthquake
Storm events since 1996
293
Countywide, mostly thunderstorm wind
Flood insurance policies
33
0.3% of homes, county
July high / Jan low
88° / 26°F
57.0 inches of rain a year
Health statistics
Share of adults in ZIP 37166, CDC PLACES estimates
Obesity
40.0%
U.S. 33.3% +6.7 pts
Diabetes
15.5%
U.S. 12.1% +3.4 pts
Smoking
21.8%
U.S. 12.8% +9.0 pts
Uninsured (18-64)
14.6%
U.S. 11.1% +3.5 pts
Frequently asked questions
- What city is ZIP code 37166?
- ZIP code 37166 is in Smithville, TN (DeKalb County).
- What county is ZIP code 37166 in?
- ZIP code 37166 is mostly in DeKalb County, Tennessee.
- How many people live in ZIP code 37166?
- About 15,731 people live in the 37166 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.