37031 Zip Code

Below you will find a comprehensive overview of the statistics and characteristics of the 37031 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.

Key Information:
StateTennessee
CityCastalian Springs
Time ZoneAmerica/Chicago
Geo Location36.37137, -86.29964
Population4137
Size103.908 square miles
Median Family Income$86571.00
Median Home Value$232700.00

Population & Demographics

The following information lists the population statistics and breakdown for the 37031 zip code. The total population is 4137, of which, 2141 are male and 1996 are female. With a total area of 103.908 square miles, the population density is 41.2 people per square mile. The median age of the population is 44.9 years old. Below you’ll find additional information on the population and demographics of this zip code, including age distribution, race distribution, language spoken, and more.

YearPopulation
20113811
20123948
20133892
20144014
20154399
20163854
20173740
20184198
20194281
20204149
20214137

Age BracketNumber of PeoplePercentage of Population
Under 5 years old 1483.6%
Age 5-92445.9%
Age 10-141754.2%
Age 15-192295.5%
Age 20-24781.9
Age 25-2942710.3%
Age 30-342285.5%
Age 35-391734.2%
Age 40-44371 9%
Age 45-491794.3%
Age 50-542636.4%
Age 55-5949712%
Age 60-643087.4%
Age 65-693999.6%
Age 70-741182.9%
Age 75-792055%
Age 80-84250.6%
Age 85 and over701.7%


Languages Spoken (of those 5 years of age and older) :
  • Speaks Language other than English: 2.7 %
  • Speaks Spanish: 2.6 %
  • Speaks Other Indo-European Language: 0.1 %
  • Speaks Pacific Island Languages: 0 %
  • Speak Other Languages: 0 %
Marital Status: 
  • Currently Married: 69 %
  • Divorced: 10.5 %
  • Separated (not divorced): 0.4 %
  • Never Married: 14 %

Income & Economic Characteristics

The median inflation-adjusted family income in the 37031 zip code is $86571. This is 0.1913 greater than the national average. This income places 6.5% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $28932. Below you can find additional economic characteristics, including income bracket distribution, median income over time, retirement statistics, and more.

Annual Income Bracket ($)Number of Families in Bracket
Less than $10,000.0017
$10,000.00 – $14,999.0017
$15,000.00 – $24,999.0047
$25,000.00 – $34,999.0063
$35,000.00 – $49,999.00143
$50,000.00 – $74,999.00232
$75,000.00 – $99,999.00254
$100,000.00 – $149,999.00420
$150,000.00 – $199,999,0037
$200,000.00 +59

YearMedian Family Income ($ USD)
201169904
201269420
201369493
201459102
201558388
201659479
201770271
201870880
201975294
202080422
202186571

Income Source# of Households
Wage or Salary1335
Self Employment244
Social Security530
Dividends, Interest, or Rental332
Retirement311
Other114

Total Insured & Uninsured Individuals: 
  • Families Insure: 3865
  • Families Uninsured: 272
Total Individuals with and w/o retirement income:   
  • Yes retirement income: 311
  • No retirement income: 1334

Education

In the 37031 zip code, 92.2% of individuals over 25 years old have a high school degree or higher, and 20.1% have a bachelors degree or higher. Additionally, 14.9% of individuals 3 years and older are in private school, and 85.1% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.




Occupation and Work Characteristics

In the 37031 zip, there are an estimated 2576 people in the labor force, of which, 2508 are employed, and 68 are unemployed. There are a total of – people in the armed forces. The average commute time for this zip code is 35.1 minutes. Of the total people that work, 261 worked from home and 2300 commuted. The average number of hours worked is 40.2. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.

Occupation# of Individual
Management, Business, Science, and Arts984
Services365
Sales and Office483
Construction and Maintenance:251
Transportation and Material Moving425





Housing

The median home value for the 37031 zip code is 232700. There is an estimated  1645 number of occupied housing units, the median gross rent in is $1152 per month, and the average monthly housing costs are estimated to be $1117. Below you’ll find additional breakdowns of home values, rents, home build years, and more.

Home Value (USD)Number of Homes
Less than $50,00056
$50,000 – $99,000140
$100,000 – $149,999162
$150,000 – $199,999260
$200,000 – $299,999371
$300,000 – $499,999327
$500,000 – $999,999163
$1,000,000+21

Home Year BuiltNumber of Homes
2020 or Later–
2010 – 2019276
2000 – 2009449
1980 – 1999436
1960 – 1979379
1940 – 195917
1939 or earlier88

The median number of rooms in all housing units is 6.3 rooms.
Monthly Rent ($ USD)Number of Units
Less than $500–
$500 – $99946
$1,000 – $1,49934
$1,500 – $1,99940
$2,000 – $2,499–
$2,499 – $2,999–
$3,000 + –

Monthly Housing Costs ($)Number of Households
Less than 300142
300-499240
500-799112
800-999240
1000-1499391
1500-1999348
2000-2499123
2500-299924
3000+–

Monthly Housing Cost as a % of Monthly IncomeNumber of Households
Less than 20%407
20%-24.9%332
25%-29.9%158
30%-34.9%35
35+%36



# of VehiclesHouseholds
None10
1361
2806
3+468
Home Heating Characteristics: 
  • Utility Gas: 6.9 %
  • Bottle Tank or LP Gas: 17.5 %
  • Electricity: 71.7 %
  • Oil or Kerosene etc: 0 %
  • Coal or Coke: 0 %
  • All Other: 0 %

Related Zip Codes


All information sourced from official government sources including Census.gov, the IRS, and the Department of Education.