Castalian Springs, TN 37031 ZIP Code Profile

Related Place Profiles:
Castalian Springs, TN

ZIP Code 37031: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Castalian Springs, TN 37031

Acceptable Alternative
Castalin Spgs, TN 37031

Not Acceptable, USPS
Castalian Spg, TN 37031

  • ZIP Code Type: STANDARD
  • County: Sumner County
  • Centroid: Latitude 36.382, Longitude -86.318
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 37031 has segments in 2 Counties (Sumner, Trousdale).

  • Businesses Addresses: 37
  • PO Box Addresses: 127
  • Residential Addresses: 1,538
    • Multi-Family Addresses: 0
    • Single Family Addresses: 1,538

The ZIP Code maps and database are updated 4 times per year.
Database updated: August 1, 2018, Maps updated: August 1, 2018.

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Castalian Springs, TN 37031 Data & Demographics (As of July 1, 2018)


Total Population 4,108
Population in Households 4,097
Population in Familes 3,550
Population in Group Qrtrs 11
Population Density1 103
Diversity Index2 20


Median Household Income $58,935
Average Household Income $73,379
Per Capita Income $27,770


Total Housing Units 1,704 (100%)
Owner Occupied HU 1,368 (80.3%)
Renter Occupied HU 182 (10.7%)
Vacant Housing Units 154 ( 9.0%)
Median Home Value $186,133
Average Home Value $207,054


Total Households 1,550
Average Household Size 2.64
Family Households 1,187
Average Family Size 3
  1. Population Density = Total Population per square mile.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 1.3% 1.54%
Households 1.35% 1.6%
Families 1.15% 1.46%
Median Household Income   2.06%
Per Capita Income   2.95%

Castalian Springs, TN 37031 - Peer Comparisons by Rank and Percentile

The table below compares 37031 to the other 612 ZIP Codes in Tennessee by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 335 45th
Population Density # 264 57th
Diversity Index # 279 54th
Median Household Income # 78 87th
Per Capita Income # 115 81st

Additional comparisons and rankings can be made with a VERY EASY TO USE Tennessee Census Data Comparison Tool.

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