37921 Zip Code Map | Maps, Demographics and Population for Knoxville, TN

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37921 is a 5-digit zip code located in Knoxville, Tennessee. Knoxville is the primary city for 37921 and is located in Knox. In the most recent US census the population of 37921 was 28903.

There are a total of 12,453 housing units in 37921, Tennessee. A total of 10.05% (1,251) are currently vacant.

Heading	Statistic
Timezone	GMT-5
City Name	Knoxville
Housing Units	12,453
Median Home Value	$172,300
Universities	0
Law Enforcement	0 Locations
Hospitals	1

Heading	Statistic
Current Population	28,903*
Avg Income	$55,517
Occupied Houses	11,256
Vacant Houses	1,251
* Population taken from the last census in 2020.

Zip Code Products Showing 37921

Tennessee 3-Digit Zip Code Map Showing 37921

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County Map Showing 37921, Tennessee

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You can download our data and files for 37921 here for FREE. If you need any data that isn't available here please get in touch through our contact form.

Population Figures for 37921

Total Population by Age

37921 has a total population of 28,903. In the bar chart and table below, this population is split into 18 different age range segments.

Most inhabitants of 37921 are in the 25 to 29 years age bracket. As of the last census, there are 2,731 people in this segment.

The 85 years and over segment is the smallest age range in 37921. There are just 255 people in this category.

Age Range	Population
Under 5	1,881
5 to 9	1,837
10 to 14	2,097
15 to 19	1,863
20 to 24	1,677
25 to 29	2,731
30 to 34	2,275
35 to 39	1,945
40 to 44	1,580

Age Range	Population
45 to 49	1,902
50 to 54	1,775
55 to 59	1,654
60 to 64	1,545
65 to 69	1,409
70 to 74	1,017
75 to 79	841
80 to 84	287
Over 85	255

Race and Gender Population of 37921

Women make up the highest portion of people in 37921. There are 13,855 men and 14,716 women in this 5-digit zip code.

There are no people who identify as: Native Hawaiian in this 37921 zip code.

Most people in this zip code are White, with a total of 19,137 people in this category.

The chart and table below shows the population of people and which race they belong to in 37921

Gender	Population
Male	13,855
Female	14,716

Race	Population
White	19,137
Black	5,932
American Indian	80
Asian	239
Some other race	791

Real Estate Figures

Median Rent	Median House Value	Median Rooms in House	Most Common Heating Type
$231	$172,300	5.4 rooms	Electricity

Housing Types in 37921 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 37921 zip code.

The 37921 zip code area has a homeowner vacancy rate of 15.26% and a rental vacancy rate of 22.5%. This means there are a total of 1,251 vacant housing units throughout the zip code area. Conversely there are 11,256 housing units that are currently occupied.

Occupied Units	Vacant Units	Owner Vacancy Rate	Rental Vacancy Rate
11,256	1,251	15.26%	22.5%

Owner-Occupied	Renter-Occupied
6,947	4,309

Property Value in 37921

Most homes in 37921 are valued $150,000 to $199,999, with 20,009,050 houses in this category.

There are just 3090 houses valued at $150,000 to $199,999. As you can see in the chart and table below, this is the smallest segment in this zip code.

The affordability ratio for the 37921 zip code in Tennessee is 2.4. 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 2.4 is generally considered Low (Affordable).

House Value	Units
Less than $50,000	402,010
$50,000 to $99,999	509,020
$100,000 to $149,999	10,208,080
$150,000 to $199,999	20,009,050
$200,000 to $299,999	10,706,020

House Value	Units
$300,000 to $499,999	605,090
$500,000 to $999,999	9,010
$1,000,000 or more	3,090
Median House Value	$172,300

Heating Types for Homes in 37921

There are 6 different heating types used by people in the 37921 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., Other fuel, No fuel used are the most commonly used heating types in this area.

Electricity is most commonly used to heat homes in 37921. As you can see below, there are 8,461 houses that use this method.

Heating Type	Units
Utility gas	2,683
Bottled, tank, or LP gas	70
Electricity	8,461
Fuel oil, kerosene, etc.	11
Coal or coke	0

Heating Type	Units
Wood	0
Solar energy	0
Other fuel	8
No fuel used	23

Household Income Generated 12-months of 2022

The chart and tables below show the household income segments for households in the 37921. 7.6 of households are on the low end, earning less than $10,000 in 2022.

On the other end, 3.4 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 $71,151.

Most households in 37921 earn in the $50,000 to $74,999 range. 19% of households are in this segment.

Income Range	Percent
Less than $10,000	7.6
$10,000 to $14,999	3.4
$15,000 to $24,999	9.2
$25,000 to $34,999	9.6
$35,000 to $49,999	15.2
$50,000 to $74,999	19.5

Income Range	Percent
$75,000 to $99,999	11
$100,000 to $149,999	16.6
$150,000 to $199,999	4.5
$200,000 or more	3.4
Mean income	$71,151

Bedrooms, Rooms and Units in Structures in 37921

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 37921 have 5 or more bedrooms, with a total of 421 houses.

In regards to rooms in general, people in this zip code have an average of 5.4 rooms in their house. Most houses actually have 5 rooms in their house. 3,290 homes fit into this category.

3,290 homes in 37921 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 739 of the houses in this zip code. On the other end, 10,135 houses make up the smallest homes, which are 1 unit, mobile homes or boats.

Bedrooms	Units
No bedroom	421
1 bedroom	421
2 bedrooms	421
3 bedrooms	421
4 bedrooms	421
5 or more bedrooms	421

Rooms	Units
1 room	181
2 rooms	86
3 rooms	480
4 rooms	2,648
5 rooms	3,290
6 rooms	2,536
7 rooms	1,446
8 rooms	994
9 rooms or more	846
Median rooms	5.4

Units in Structure	Units
1-unit, detached	8759
1-unit, attached	658
2 units	658
3 or 4 units	204
5 to 9 units	678
10 to 19 units	746
20 or more units	739
Mobile home	305
Boat, RV, van, etc.	413

Healthcare and Hospitals

Hospitals Database

There are currently no hospital and healthcare locations in the zip code of 37921.

Universities

Universities Database