Below you will find a comprehensive overview of the statistics and characteristics of the 37221 zip code. These include population demographics, economic characteristics, education data, occupation information, housing characteristics, and more.
The following information lists the population statistics and breakdown for the 37221 zip code. The total population is 42232, of which, 20234 are male and 21998 are female. With a total area of 133.824 square miles, the population density is 306.5 people per square mile. The median age of the population is 40.3 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.
Year
Population
2011
38054
2012
37582
2013
39125
2014
39195
2015
39313
2016
39689
2017
39710
2018
40425
2019
41017
2020
41736
2021
42232
Age Bracket
Number of People
Percentage of Population
Under 5 years oldÂ
2767
6.6%
Age 5-9
2289
5.4%
Age 10-14
2393
5.7%
Age 15-19
1953
4.6%
Age 20-24
2365
5.6
Age 25-29
2864
6.8%
Age 30-34
2931
6.9%
Age 35-39
3402
8.1%
Age 40-44
2570Â
6.1%
Age 45-49
2926
6.9%
Age 50-54
2948
7%
Age 55-59
3137
7.4%
Age 60-64
2311
5.5%
Age 65-69
2189
5.2%
Age 70-74
2314
5.5%
Age 75-79
1312
3.1%
Age 80-84
855
2%
Age 85 and over
706
1.7%
Languages Spoken (of those 5 years of age and older) :
Speaks Language other than English: 10.1 %
Speaks Spanish: 2.8 %
Speaks Other Indo-European Language: 2.8 %
Speaks Pacific Island Languages: 2.3 %
Speak Other Languages: 2.1 %
Marital Status:Â
Currently Married: 55.1 %
Divorced: 11.9 %
Separated (not divorced): 0.7 %
Never Married: 27.1 %
Income & Economic Characteristics
The median inflation-adjusted family income in the 37221 zip code is $109781. This is 0.3578 greater than the national average. This income places 6.4% of the population below the poverty line. The average retirement income for individuals in this zip code (for those that have it) is $30970. Below you can find additional economic characteristics, including income bracket distribution, median income over time, retirement statistics, and more.
Annual Income Bracket ($)
Number of Families in Bracket
Less than $10,000.00
208
$10,000.00 – $14,999.00
51
$15,000.00 – $24,999.00
208
$25,000.00 – $34,999.00
314
$35,000.00 – $49,999.00
722
$50,000.00 – $74,999.00
1484
$75,000.00 – $99,999.00
1645
$100,000.00 – $149,999.00
2831
$150,000.00 – $199,999,00
1716
$200,000.00 +
1885
Year
Median Family Income ($ USD)
2011
83920
2012
88931
2013
87058
2014
88019
2015
94890
2016
95623
2017
95907
2018
100531
2019
104504
2020
101213
2021
109781
Income Source
# of Households
Wage or Salary
14644
Self Employment
2473
Social Security
5237
Dividends, Interest, or Rental
5330
Retirement
3901
Other
1729
Total Insured & Uninsured Individuals:Â
Families Insure: 39954
Families Uninsured: 2226
Total Individuals with and w/o retirement income:Â
Yes retirement income: 3901
No retirement income: 14487
Education
In the 37221 zip code, 96% of individuals over 25 years old have a high school degree or higher, and 57.9% have a bachelors degree or higher. Additionally, 43.2% of individuals 3 years and older are in private school, and 56.8% are in public school. The data below outline the education level breakdown, degree field breakdown, and more.
Occupation and Work Characteristics
In the 37221 zip, there are an estimated 25104 people in the labor force, of which, 24260 are employed, and 837 are unemployed. There are a total of 7 people in the armed forces. The average commute time for this zip code is 25.9 minutes. Of the total people that work, 3397 worked from home and 24034 commuted. The average number of hours worked is 39.5. Below you’ll find additional information on occupation distribution, industry breakdown, commuting characteristics and workplace statistics.
Occupation
# of Individual
Management, Business, Science, and Arts
14313
Services
2629
Sales and Office
5340
Construction and Maintenance:
988
Transportation and Material Moving
990
Housing
The median home value for the 37221 zip code is 330600. There is an estimated 18388 number of occupied housing units, the median gross rent in is $1471 per month, and the average monthly housing costs are estimated to be $1424. Below you’ll find additional breakdowns of home values, rents, home build years, and more.
Home Value (USD)
Number of Homes
Less than $50,000
146
$50,000 – $99,000
176
$100,000 – $149,999
327
$150,000 – $199,999
816
$200,000 – $299,999
3899
$300,000 – $499,999
5986
$500,000 – $999,999
1812
$1,000,000+
213
Home Year Built
Number of Homes
2020 or Later
65
2010 – 2019
1637
2000 – 2009
3325
1980 – 1999
8489
1960 – 1979
4137
1940 – 1959
515
1939 or earlier
220
The median number of rooms in all housing units is 6.3 rooms.
