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37421 Zip Code Map | Maps, Demographics and Population for Chattanooga, TN

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37421 is a 5-digit zip code located in Chattanooga, Tennessee. Chattanooga is the primary city for 37421 and is located in Hamilton. In the most recent US census the population of 37421 was 51686.

There are a total of 22,429 housing units in 37421, Tennessee. A total of 8.31% (1,863) are currently vacant.

Heading Statistic
Timezone GMT-5
City Name Chattanooga
Housing Units 22,429
Median Home Value $265,000
Universities 3
Law Enforcement 1 Locations
Hospitals 1
Heading Statistic
Current Population 51,686*
Avg Income $76,562
Occupied Houses 21,746
Vacant Houses 1,863
* Population taken from the last census in 2020.

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Tennessee 3-Digit Zip Code Map Showing 37421

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County Map Showing 37421, Tennessee

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You can download our data and files for 37421 here for FREE. If you need any data that isn't available here please get in touch through our contact form.

Population Figures for 37421

Total Population by Age

37421 has a total population of 51,686. In the bar chart and table below, this population is split into 18 different age range segments.

Most inhabitants of 37421 are in the 25 to 29 years age bracket. As of the last census, there are 4,353 people in this segment.

The 85 years and over segment is the smallest age range in 37421. There are just 1,025 people in this category.

Age Range Population
Under 5 2,815
5 to 9 2,650
10 to 14 3,191
15 to 19 2,677
20 to 24 2,772
25 to 29 4,353
30 to 34 3,886
35 to 39 3,244
40 to 44 3,317
Age Range Population
45 to 49 3,575
50 to 54 3,423
55 to 59 3,290
60 to 64 3,738
65 to 69 3,050
70 to 74 2,589
75 to 79 1,852
80 to 84 1,060
Over 85 1,025


Race and Gender Population of 37421

Women make up the highest portion of people in 37421. There are 25,094 men and 27,413 women in this 5-digit zip code.

There are no people who identify as: Native Hawaiian in this 37421 zip code.

Most people in this zip code are White, with a total of 34,510 people in this category.

The chart and table below shows the population of people and which race they belong to in 37421


Gender Population
Male 25,094
Female 27,413
Race Population
White 34,510
Black 11,626
American Indian 128
Asian 2,360
Some other race 1,227

Real Estate Figures

Median Rent Median House Value Median Rooms in House Most Common Heating Type
$149 $265,000 5.8 rooms Electricity

Housing Types in 37421 Zip Code

Below are two charts showing the amount of occupied vs vacant homes and the amount of renter vs owner occupied houses in the 37421 zip code.

The 37421 zip code area has a homeowner vacancy rate of 12.67% and a rental vacancy rate of 17.29%. This means there are a total of 1,863 vacant housing units throughout the zip code area. Conversely there are 21,746 housing units that are currently occupied.

Occupied Units Vacant Units Owner Vacancy Rate Rental Vacancy Rate
21,746 1,863 12.67% 17.29%
Owner-Occupied Renter-Occupied
12,837 8,909

Property Value in 37421

Most homes in 37421 are valued $200,000 to $299,999, with 40,803,080 houses in this category.

There are just 103000 houses valued at $200,000 to $299,999. As you can see in the chart and table below, this is the smallest segment in this zip code.

The affordability ratio for the 37421 zip code in Tennessee is 2.6. This is calculated by dividing the median housing value by the median income and is used to show how affordable a zip code is.

An affordability ratio of 2.6 is generally considered Low (Affordable).

House Value Units
Less than $50,000 302,010
$50,000 to $99,999 207,070
$100,000 to $149,999 606,090
$150,000 to $199,999 20,009,020
$200,000 to $299,999 40,803,080
House Value Units
$300,000 to $499,999 30,508,090
$500,000 to $999,999 902,010
$1,000,000 or more 103,000
Median House Value $265,000


Heating Types for Homes in 37421

There are 6 different heating types used by people in the 37421 zip code area. As you can see from the table and chart below; Utility gas, Bottled, tank, or LP gas, Electricity, Fuel oil, kerosene, etc., Wood, No fuel used are the most commonly used heating types in this area.

Electricity is most commonly used to heat homes in 37421. As you can see below, there are 14,600 houses that use this method.

Heating Type Units
Utility gas 6,847
Bottled, tank, or LP gas 156
Electricity 14,600
Fuel oil, kerosene, etc. 29
Coal or coke 0
Heating Type Units
Wood 12
Solar energy 0
Other fuel 0
No fuel used 102

Household Income Generated 12-months of 2022

The chart and tables below show the household income segments for households in the 37421. 3.2 of households are on the low end, earning less than $10,000 in 2022.

On the other end, 9.9 of households earned more than $200,000 in the same year. You will also see that the mean income of this zip code is around $103,572.

Most households in 37421 earn in the $100,000 to $149,999 range. 18% of households are in this segment.

Income Range Percent
Less than $10,000 3.2
$10,000 to $14,999 3.4
$15,000 to $24,999 7
$25,000 to $34,999 7.3
$35,000 to $49,999 11.7
$50,000 to $74,999 16.2
Income Range Percent
$75,000 to $99,999 13.9
$100,000 to $149,999 18.3
$150,000 to $199,999 9.1
$200,000 or more 9.9
Mean income $103,572

Bedrooms, Rooms and Units in Structures in 37421

Below are three pie charts and tables showing the amount of bedrooms, total rooms and structures in houses for this zip code.

Most houses in 37421 have 5 or more bedrooms, with a total of 321 houses.

In regards to rooms in general, people in this zip code have an average of 5.8 rooms in their house. Most houses actually have 9 rooms or more in their house. 3,947 homes fit into this category.

3,947 homes in 37421 are in the 1-unit, detached category, which is the most common in terms of structures for this area.

The largest homes tracked, which are 20 units or more, make up 1582 of the houses in this zip code. On the other end, 18,783 houses make up the smallest homes, which are 1 unit, mobile homes or boats.

Bedrooms Units
No bedroom 321
1 bedroom 321
2 bedrooms 321
3 bedrooms 321
4 bedrooms 321
5 or more bedrooms 321
Rooms Units
1 room 591
2 rooms 879
3 rooms 2,303
4 rooms 3,480
5 rooms 3,378
6 rooms 3,859
7 rooms 2,916
8 rooms 2,256
9 rooms or more 3,947
Median rooms 5.8
Units in Structure Units
1-unit, detached 13732
1-unit, attached 1660
2 units 1660
3 or 4 units 727
5 to 9 units 785
10 to 19 units 1722
20 or more units 1582
Mobile home 3098
Boat, RV, van, etc. 293

Healthcare and Hospitals

Hospitals Database

In Tennessee there are a total of 1 hospitals. In the table below you will see every hospital and medical facility in this state. You can download the data to see all the information we have on each hospital.

Name City Zip Code Beds Trauma
ERLANGER EAST CAMPUS CHATTANOOGA 37421 28 NOT AVAILABLE
PARKRIDGE VALLEY HOSPITAL CHATTANOOGA 37421 100 NOT AVAILABLE
PARKRIDGE VALLEY ADULT SERVICES CHATTANOOGA 37421 50 NOT AVAILABLE
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Universities

Universities Database

In Tennessee there are a total of 1 hospitals. In the table below you will see every hospital and medical facility in this state. You can download the data to see all the information we have on each hospital.

Name City Zip Code
PLATT COLLEGE-MILLER-MOTTE TECHNICAL-CHATTANOOGA CHATTANOOGA 37421
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Crime and Law Enforcement

Law Enforcement Data
Name City Zip Code Type
CHATTANOOGA METRO AIRPORT POLICE DEPARTMENT CHATTANOOGA 37421 SPECIAL JURISDICTION
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