US ZIP Code
37321

Dayton, TN

Rhea County  ·  Tennessee

● Active
👥 20,670 Population ↑ 6% since 2019
💰 $59,182 Median HH Income
▼ 22% below avg ↑ 45% since 2019
🎂 38.7 Median Age ↑ 7% since 2019
🏠 $168,000 Median Home Value
▼ 40% below avg ↑ 36% since 2019
🎓 27.8% College Grads
▼ 28% below avg
📊 6.5% Unemployment
▲ 33% above avg ↓ 31% since 2019
ZIP Code Details
ZIP Code37321
CityDayton
StateTennessee (TN)
CountyRhea County
Area Code423
Elevation1,172 ft
Latitude35.502103
Longitude-85.008024
TimezoneChicago (DST)
FIPS47143
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 49.9% (10,308) Female 50.1% (10,362) ♀

Race & Ethnicity

White: 83.6%Hispanic: 9.2%Black: 1.2%Asian: 1.1%Other: 4.2%Race
White83.6%
Hispanic9.2%
Black1.2%
Asian1.1%
Other4.2%

Age Breakdown

Under 5
7%
5–17
16%
18–24
10%
25–44
26%
45–64
24%
65+
9%

Key Indicators

Median Age38.7 yrs ↑ 7% since 2019
Avg Household Size2.52
Below Poverty13.9% ▲ 39% above avg
College Grads27.8% ▼ 28% below avg
Unemployment6.5% ▲ 33% above avg
No HS Diploma373 (3.1%)
HS Graduate4,912 (41.1%)
Some College1,873 (15.7%)
Associates1,476 (12.3%)
Bachelors884 (7.4%)
Graduate Degree2,436 (20.4%)

Education

No HS: 3.1%HS Grad: 41.1%Some College: 15.7%Associates: 12.3%Bachelors: 7.4%Graduate: 20.4%Edu
No HS3.1%
HS Grad41.1%
Some College15.7%
Associates12.3%
Bachelors7.4%
Graduate20.4%
Housing & Income

Housing Tenure

Owner: 70.1%Renter: 29.9%Tenure
Owner70.1%
Renter29.9%

Home Value Distribution

Under $50k
8%
$50k–100k
15%
$100k–150k
19%
$150k–200k
19%
$200k–300k
24%
$300k–500k
9%
Over $500k
5%

Financials

Median HH Income$59,182 ▼ 22% below avg ↑ 45% since 2019
Median Home Value$168,000 ▼ 40% below avg ↑ 36% since 2019
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$819/mo ↑ 22% since 2019
Total Units8,947
Vacant Units995
Avg HH Size2.52

Income Distribution

Under $25k
18%
$25k–50k
19%
$50k–75k
28%
$75k–100k
14%
$100k–150k
14%
$150k–200k
4%
Over $200k
3%
Employment & Commute

How People Get to Work

Drove Alone
93%
Public Transit
0%
Walked
1%
Work From Home
5%

Commute Time

Under 15 min
42%
15–30 min
26%
30–45 min
11%
Over 45 min
21%
Housing Stock

Year Built

Before 1940
1%
1940s–1950s
8%
1960s–1970s
14%
1980s–1990s
19%
2000+
57%

Summary

Total Units8,947
Vacant995
Owner Occupied70.1%
Renter Occupied29.9%
Avg HH Size2.52
Frequently Asked Questions
ZIP code 37321 is in Dayton, TN, in Rhea County.
ZIP code 37321 is located in Tennessee (TN).
ZIP code 37321 is in Rhea County, TN.
ZIP 37321 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 37321 is 20,670 people (ACS 2023).
The median household income in ZIP code 37321 is $59,182 (ACS 2023).
The median home value in ZIP 37321 is $168,000 (ACS 2023).
About ZIP Code 37321

ZIP code 37321 is located in Dayton, Tennessee, within Rhea County. With a population of 20,670, this is a moderately populated ZIP code with a middle-aged community — the median age is 38.7 years. Economically, 37321 is a solidly middle-class ZIP code: the median household income of $59,182 is below the national average.

Real estate in ZIP code 37321 represents an affordable housing market. The median home value of $168,000 is below the national average. Renters can expect to pay around $819 per month in median rent. Homeownership is strong here — 70.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 36% since 2019.

The population of 37321 is primarily White (83.61%). Residents are moderately educated — 27.8% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 13.9%. Household income has grown by 45% since 2019.

The unemployment rate in 37321 stands at 6.5%, which is above the national average. As in most parts of the country, driving alone is the dominant commute mode at 83%.

Overall, ZIP code 37321 in Dayton, TN is characterized as solidly middle-class, moderately educated, a middle-aged community, and predominantly owner-occupied. With 20,670 residents, a median household income of $59,182, and a median home value of $168,000, it offers a clear picture of life in this part of Tennessee.