37338 ZIP Code — Graysville, TN

Rhea County, Tennessee

ZIP code 37338 is located in Graysville, Tennessee, within Rhea County. It covers approximately 72.41 square miles and serves a population of 3,169 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 423.

About ZIP code 37338

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $126,700. Owner-occupancy is high at 78%, well above the national average.

The gap between median ($50,368) and mean household income suggests income inequality — a small number of higher earners pull the average up. SNAP benefit usage at 26% of households reflects economic stress in the area. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is production, transportation, and material moving, with manufacturing as the leading industry. The average commute of 35 minutes is near the national average.

College attainment at 11% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (28%) compared to national benchmarks. 16% of residents lack health insurance, above the national average.

Notable community characteristics include disability rates above the national average at 26%.

Overall, ZIP code 37338 reflects a community defined by a trades-oriented workforce, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

3,169

population

72.41

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

37338 ZIP code map

Cities in ZIP code 37338

Below are the cities the US Postal Service accepts for ZIP code 37338. Using any city not on this list may result in mail delivery delays.

City	Status
Graysville	Preferred

Nearby ZIP codes

37373 Sale Creek (4.6 mi) 37304 Bakewell (6.9 mi) 37321 Dayton (9.3 mi) 37379 Soddy Daisy (9.4 mi) 37367 Pikeville (12.3 mi) 37308 Birchwood (12.7 mi) 37327 Dunlap (13.3 mi) 37341 Harrison (16.2 mi) 37336 Georgetown (16.9 mi) 37332 Evensville (17.6 mi) 37343 Hixson (18.4 mi) 37377 Signal Mountain (19.2 mi)

Demographics updated 06/2026

Population
Total population	3,169
Population density	44 / sq mi
State FIPS	47
County FIPS	143

Geography
Land area	72.41 sq mi
Water area	0.09 sq mi
Latitude	35.4362
Longitude	-85.1820
Timezone	Eastern (ET)
Area code	423

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	60.5%	55.1%	45.7%
$50k – $100k	26.2%	28.1%	30.9%
$100k – $200k	10.2%	14.8%	18.3%
Over $200k	3.1%	2.0%	5.1%

Demographics & statistics

3,169

Population

People per sq mi

47.0

Median age

$50,368

Median household income

$29,098

Per capita income

$126,700

Median home value

$822

Median monthly rent

77.6%

Home ownership

17.0%

Poverty rate

6.8%

Unemployment

1,041

Housing units

11.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

204

25–34

180

215

35–44

190

262

45–54

231

175

55–59

154

203

60–64

179

167

65–74

147

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	596	18.8%
18 and over	2,573	81.2%
65 and over	489	15.4%
Median age	47.0 years

Race & ethnicity

White 85.5%

Black or African American 4.8%

Hispanic or Latino 4.3%

Two or more races 4.3%

Other race 1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	2,832	85.5%
Black or African American	160	4.8%
Hispanic or Latino	144	4.3%
Two or more races	142	4.3%
Other race	32	1%
American Indian / Alaska Native	3	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	60.5%	55.1%	45.7%
$50k – $100k	26.2%	28.1%	30.9%
$100k – $200k	10.2%	14.8%	18.3%
Over $200k	3.1%	2.0%	5.1%

Under $10k 6.0%

$10k–$15k 3.5%

$15k–$25k 12.6%

$25k–$35k 16.9%

$35k–$50k 10.9%

$50k–$75k 11.1%

$75k–$100k 15.3%

$100k–$150k 10.1%

$150k–$200k 4.5%

$200k+ 9.2%

Range	% of households
Under $10k	6.0%
$10k–$15k	3.5%
$15k–$25k	12.6%
$25k–$35k	16.9%
$35k–$50k	10.9%
$50k–$75k	11.1%
$75k–$100k	15.3%
$100k–$150k	10.1%
$150k–$200k	4.5%
$200k+	9.2%
Median income	$50,368

Housing

Home values

Under $50k 9.2%

$50k–$100k 21.0%

$100k–$150k 24.7%

$150k–$200k 3.4%

$200k–$300k 18.8%

$300k–$500k 12.4%

$500k–$1M 7.6%

$1M+ 3.0%

Housing overview

Metric	Value
Median home value	$126,700
Median rent / month	$822
Owner occupied	77.6%
Renter occupied	22.4%
Vacant	13.1%
Single-family detached	55.4%
Large apartment buildings	0.0%
Mobile homes	36.1%
Median rooms	5.1
Avg household size (owned)	2.90

Year built

Era	%
2020 or later	1.8%
2010–2019	8.7%
2000–2009	34.4%
1990–1999	11.5%
1980–1989	12.1%
1970–1979	11.4%
1960–1969	3.9%
1950–1959	7.9%
1940–1949	1.3%
1939 or earlier	7.0%

Bedrooms

Size	% of units
No bedroom (studio)	2.3%
1 bedroom	6.3%
2 bedrooms	33.0%
3 bedrooms	42.0%
4 bedrooms	14.4%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	2.8%
1 vehicle	35.4%
2 vehicles	35.0%
3 or more	26.7%

Heating fuel

Fuel type	%
Utility gas	16.5%
Electricity	63.6%
Propane / LP gas	7.5%
Fuel oil	5.0%
Wood	4.8%

Households & families

Household type	Count	%
Married-couple family	522	46.5%
Cohabiting couple	111	9.9%
Male householder, no spouse	176	15.7%
Female householder, no spouse	314	28.0%
Households with children under 18	329	29.3%
Households with seniors (65+)	382	34.0%
Average household size	2.81

Marital status

Status	Male	Female
Never married	29.4%	17.8%
Married	52.6%	44.5%
Separated	4.3%	6.2%
Widowed	2.8%	14.6%
Divorced	10.9%	17.0%

Education

Less than 9th grade 8.7%

Some HS, no diploma 15.9%

HS graduate 35.9%

Some college, no degree 22.4%

Associate's degree 6.1%

Bachelor's degree 8.9%

Graduate / professional 2.1%

Metric	%
HS diploma or higher	75.4%
Bachelor's or higher	11.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	0	0.0%
Kindergarten	44	8.7%
Elementary school	280	55.1%
High school	146	28.7%
College / grad school	38	7.5%

Employment

Industry of employment

Manufacturing 28.7%

Retail trade 13.2%

Construction 13.1%

Transportation & utilities 9.5%

Professional & management 9.3%

Education & healthcare 7.6%

Arts, food & hospitality 4.7%

Finance & real estate 4.4%

Other services 4.1%

Information 2.0%

Public administration 1.6%

Agriculture & mining 0.9%

Wholesale trade 0.9%

Occupation

Category	%
Management, business & arts	18.6%
Service	11.9%
Sales & office	21.7%
Natural resources & construction	19.5%
Production & transportation	28.2%

Employment type

Type	%
Private sector	82.0%
Government	11.4%
Self-employed	6.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	76.4%
Carpool	10.1%
Public transit	0.0%
Walk	0.4%
Work from home	10.8%
Other means	2.4%
Avg commute (minutes)	35.0

Poverty

All people 17.0%

Under 18 years 23.5%

18 and over 15.7%

Married-couple families 2.3%

Female-led households 12.8%

Income support

Source	% of households
Social Security	40.8%
Retirement income	25.2%
Supplemental Security	11.7%
Cash public assistance	1.7%
Food stamps / SNAP	26.1%

Health indicators

Condition	%
Obesity	38.0%
High blood pressure	39.1%
High cholesterol	37.5%
Diabetes	13.1%
Heart disease	8.0%
Stroke	3.8%
Asthma	11.0%
Arthritis	31.3%
Kidney disease	3.3%
Pulmonary disease	11.0%
Cancer	6.7%

Behavior / access	%
Smoking	27.8%
Binge drinking	14.4%
No physical activity	28.2%
Less than 7 hrs sleep	35.4%
Depression	28.6%
Fair or poor health	19.9%
Poor mental health	18.4%
Poor physical health	13.8%
No health insurance	18.5%
Visited doctor (checkup)	73.5%
Visited dentist	51.4%
Cholesterol screening	89.1%
Teeth loss	21.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	242	9.4%

Disability	%
Any disability	26.0%
Under 18	8.2%
18–64 years	26.8%
65 and over	44.6%

Health insurance coverage

Type	%
Private insurance	49.6%
Public insurance	47.1%
No insurance	16.1%
Uninsured under 19	15.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	3,045	96.1%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	3,127	98.7%
Born in same state	3,119	98.4%
Born in different state	1,954	61.7%
Foreign born	8	0.3%
Naturalized citizen	42	1.3%
Not a US citizen	7	16.7%

Ancestry

Ancestry	Count	%
Italian	497	15.7%
French	403	12.7%
English	139	4.4%
Arab	114	3.6%

Ancestry	Count	%
German	16	0.5%
Polish	11	0.3%
Irish	9	0.3%

Technology access

Metric	% of households
Computer access	35.4%
Internet access	93.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 37338

What city is ZIP code 37338 in?

ZIP code 37338 is primarily assigned to Graysville, Tennessee.

What county is ZIP code 37338 in?

ZIP code 37338 falls within Rhea County, Tennessee.

How educated is the population of ZIP code 37338?

11% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What is the poverty rate in ZIP code 37338?

17% of residents in ZIP code 37338 live below the poverty line, above the national average.

Does ZIP code 37338 have a large retiree population?

41% of households in ZIP code 37338 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 37338?

The median home value in ZIP code 37338 is $126,700.

What timezone is ZIP code 37338 in?

ZIP code 37338 observes the EST timezone.