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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

Zip Code 37166, Smithville, TN

ZIP Code 37166 Details

Zip Code:37166
State:TN [Tennessee]
Counties:DEKALB, TN
Multi County:Yes
City Alias(es):Smithville
Area Code:615 / 931
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:956 ft
State FIPS:47
County FIPS:041
Division:East South Central
Intro Date:<2004-10

ZIP Code 37166 2010 Census Demographics

Current Population:15,898
2010 Population:13,446
Households per ZIP Code:5,207
Average House Value:$151,500
Avg. Income Per Household:$44,195
Persons Per Household:2.53
White Population:12,362
Black Population:226
Hispanic Population:1,234
Asian Population:39
American Indian Population:102
Hawaiian Population:14
Other Population:900
Male Population:6,608
Female Population:6,838
Median Age:39.70 years
Male Median Age:38.20 years
Female Median Age:41.50 years

ZIP Code 37166 Other Demographics

# Residential Mailboxes:6,284
# Business Mailboxes:357
Total Delivery Receptacles:7,037
Number of Businesses:228
1st Quarter Payroll:$41,918,000
Annual Payroll:$159,818,000
# of Employees:4,428
Water Area:11.408 sq mi
Land Area:154.822 sq mi
113th Congressional District:04|06
113th Congressional Land Area:5984.84|6474.21 sq mi
Single Family Delivery Units:6,071
Multi Family Delivery Units:78
# Residential Mailboxes:6,284
# Business Mailboxes:357
Total Delivery Receptacles:7,037

ZIP Code 37166 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 3,645 3,705 +60
Retired Workers: 2,355 2,435 +80
Disabled Workers: 710 700 -10
Widow(er)s and Parents: 215 205 -10
Spouses: 90 90 0
Children: 275 275 0
65+: 2,425 2,500 +75
Monthly Benefits - All: $4,501,000 $4,713,000 +$212,000
Monthly Benefits - Retired Workers: $3,171,000 $3,371,000 +$200,000
Monthly Benefits - Widow(ers): $243,000 $240,000 ($3,000)

ZIP Code 37166 Statistical Areas

CBSA Name: 
CBSA Type: 
CBSA Division: 
CBSA Division Name: 
CBSA Population:0
CBSA Division Population:0
MSA Name: 
PMSA Name: 
City State Key:X25768
Preferred Last Line Key:X25768
37165: Previous ZIP Code
Next ZIP Code: 37167


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census American National Standards Institute (ANSI) [Last Updated: 5/1/2022],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],