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ZIP Code Database - Facts & Stats

Data Last Updated: March 1, 2023

Zip Code 37031, Castalian Springs, TN

ZIP Code 37031 Details

Zip Code:37031
City:Castalian Springs
State:TN [Tennessee]
Counties:SUMNER, TN
Multi County:Yes
City Alias(es):Castalian Springs
Castalin Spgs
City Alias(es) To Avoid Using:Castalian Spg
Area Code:615 / 629
City Type:P [Post Office]
Classification: [Non-Unique]
Time Zone:Central (GMT -06:00)
Observes Daylight Saving:Yes
Elevation:625 ft
State FIPS:47
County FIPS:165
Division:East South Central
Intro Date:<2004-10

ZIP Code 37031 2010 Census Demographics

Current Population:4,679
2010 Population:3,712
Households per ZIP Code:1,395
Average House Value:$232,700
Avg. Income Per Household:$77,361
Persons Per Household:2.65
White Population:3,538
Black Population:124
Hispanic Population:69
Asian Population:36
American Indian Population:28
Hawaiian Population:3
Other Population:25
Male Population:1,876
Female Population:1,836
Median Age:39.80 years
Male Median Age:39.60 years
Female Median Age:40.00 years

ZIP Code 37031 Other Demographics

# Residential Mailboxes:1,766
# Business Mailboxes:20
Total Delivery Receptacles:2,093
Number of Businesses:25
1st Quarter Payroll:$670,000
Annual Payroll:$3,150,000
# of Employees:123
Water Area:1.757 sq mi
Land Area:38.253 sq mi
118th Congressional District:06
118th Congressional Land Area:6474.21 sq mi
Single Family Delivery Units:1,712
Multi Family Delivery Units:0
# Residential Mailboxes:1,766
# Business Mailboxes:20
Total Delivery Receptacles:2,093

ZIP Code 37031 Social Security Benefits

  2018 2019 Delta
Total Beneficiaries: 955 1,010 +55
Retired Workers: 675 725 +50
Disabled Workers: 155 145 -10
Widow(er)s and Parents: 45 50 +5
Spouses: 25 30 +5
Children: 55 60 +5
65+: 695 730 +35
Monthly Benefits - All: $1,332,000 $1,436,000 +$104,000
Monthly Benefits - Retired Workers: $993,000 $1,098,000 +$105,000
Monthly Benefits - Widow(ers): $63,000 $66,000 +$3,000

ZIP Code 37031 Statistical Areas

CBSA: 34980
CBSA Name: Nashville-Davidson--Murfreesboro--Franklin, TN
CBSA Type: Metro
CBSA Division: 
CBSA Division Name: 
CBSA Population:1,589,934
CBSA Division Population:0
MSA: 5360
MSA Name: Nashville, TN MSA
PMSA Name: 
City State Key:X24985
Preferred Last Line Key:X24985
37030: Previous ZIP Code
Next ZIP Code: 37032


  1. U.S. Postal Service [Last Updated: 3/1/2023],
  2. Internal Data Creation [Last Updated: 3/1/2023],
  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: 3/1/2023],
  6. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],
  7. Centers for Medicare & Medicaid Services [Updated Yearly],