Mountain City ZIP Codes — Johnson County, TN

There is one unique ZIP code in Mountain City, Tennessee and it is 37683. Area code: 423.

ZIP codes

134.11

sq mi land

0.00

sq mi water

423

area code

Mountain City, TN ZIP code map

About Mountain City, TN

Mountain City is a charming city located in Johnson County, Tennessee. Nestled in the picturesque Appalachian Mountains, it offers a rich blend of natural beauty and Southern hospitality. With its tranquil environment and welcoming community, Mountain City has become a lovely place to call home or visit.

Location & geography

Geographically, Mountain City is situated in northeastern Tennessee, surrounded by stunning mountain ranges that contribute to its rugged terrain. The city is approximately 15 miles from both Elizabethton and Boone, North Carolina, making it accessible to nearby urban centers. The total land area of Mountain City is 134.11 square miles, with no significant water areas.

Community & economy

The community in Mountain City is characterized by its friendly residents and a strong sense of local pride. The economy primarily revolves around agriculture, small businesses, and tourism, with outdoor activities attracting visitors year-round. Daily life in Mountain City is often centered around community events, local festivals, and the surrounding natural attractions.

Transportation

Transportation options in Mountain City include access to major highways like US Route 421, which connects residents to larger cities and attractions. The nearest airports include Tri-Cities Regional Airport, located about 40 miles away, providing both domestic and limited international flights. There are no public transit systems within the city, so residents typically rely on personal vehicles.

History

Mountain City was established in the early 19th century, with its economy initially focused on agriculture and logging due to the surrounding forests. A significant event in its history includes the arrival of the railroad in the late 1800s, which spurred development and connectivity. Today, the city's rich heritage is celebrated through various local events and historical landmarks.

Did you know?

One surprising fact about Mountain City is that it hosts a local farmers' market that features organically grown produce and handmade crafts, reflecting the community's dedication to sustainability. Additionally, its location in the Appalachian region offers residents and visitors access to some of the best hiking and outdoor activities in Tennessee.

ZIP codes for Mountain City, TN (1)

ZIP code	City	County	Map
37683	Mountain City	Johnson	View map

Demographics & statistics

13,686

Population

44.6

Median age

$48,302

Median household income

$24,073

Per capita income

$154,700

Median home value

$597

Median monthly rent

77.0%

Home ownership

23.9%

Poverty rate

4.9%

Unemployment

4,843

Housing units

13.5%

Bachelor's or higher

Age distribution

Male Female

326

Under 5

253

284

5–9

220

490

10–14

380

396

15–19

307

462

20–24

357

1,040

25–34

805

891

35–44

690

1,126

45–54

872

567

55–59

438

448

60–64

347

977

65–74

756

517

75–84

401

189

85+

147

← Male

Female →

Age summary

Group	Count	%
Under 18	2,388	17.4%
18 and over	11,298	82.6%
65 and over	2,987	21.8%
Median age	44.6 years

Race & ethnicity

White 88.7%

Black or African American 4.7%

Two or more races 3.7%

Hispanic or Latino 1.6%

Other race 0.6%

American Indian / Alaska Native 0.5%

Asian 0.2%

Group	Count	%
White	12,336	88.7%
Black or African American	657	4.7%
Two or more races	512	3.7%
Hispanic or Latino	218	1.6%
Other race	84	0.6%
American Indian / Alaska Native	68	0.5%
Asian	29	0.2%

Household income

Under $10k 6.2%

$10k–$15k 7.8%

$15k–$25k 14.7%

$25k–$35k 8.1%

$35k–$50k 16.0%

$50k–$75k 17.0%

$75k–$100k 15.1%

$100k–$150k 12.1%

$150k–$200k 2.0%

$200k+ 1.0%

Range	% of households
Under $10k	6.2%
$10k–$15k	7.8%
$15k–$25k	14.7%
$25k–$35k	8.1%
$35k–$50k	16.0%
$50k–$75k	17.0%
$75k–$100k	15.1%
$100k–$150k	12.1%
$150k–$200k	2.0%
$200k+	1.0%
Median income	$48,302

Housing

Home values

Under $50k 14.7%

$50k–$100k 15.8%

$100k–$150k 16.3%

$150k–$200k 22.7%

$200k–$300k 15.0%

$300k–$500k 11.0%

$500k–$1M 4.2%

$1M+ 0.3%

Housing overview

Metric	Value
Median home value	$154,700
Median rent / month	$597
Owner occupied	77.0%
Renter occupied	23.0%
Vacant	18.8%
Single-family detached	71.7%
Large apartment buildings	0.9%
Mobile homes	18.4%
Median rooms	5.6
Avg household size (owned)	2.47

Year built

Era	%
2020 or later	0.7%
2010–2019	1.8%
2000–2009	16.5%
1990–1999	20.2%
1980–1989	16.5%
1970–1979	17.9%
1960–1969	9.2%
1950–1959	6.3%
1940–1949	5.8%
1939 or earlier	4.9%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	6.8%
2 bedrooms	26.2%
3 bedrooms	51.8%
4 bedrooms	11.5%
5+ bedrooms	1.8%

Vehicles per household

Vehicles	% of households
No vehicle	4.8%
1 vehicle	30.5%
2 vehicles	33.9%
3 or more	30.8%

Heating fuel

Fuel type	%
Utility gas	0.9%
Electricity	66.1%
Propane / LP gas	15.0%
Fuel oil	8.9%
Wood	7.2%
No fuel used	1.9%

Households & families

Household type	Count	%
Married-couple family	2,244	46.4%
Cohabiting couple	433	9.0%
Male householder, no spouse	771	15.9%
Female householder, no spouse	1,387	28.7%
Households with children under 18	1,485	30.7%
Households with seniors (65+)	2,005	41.5%
Average household size	2.47

Marital status

Status	Male	Female
Never married	37.2%	21.0%
Married	41.8%	47.9%
Separated	2.1%	1.6%
Widowed	2.8%	13.3%
Divorced	16.1%	16.1%

Education

Less than 9th grade 6.1%

Some HS, no diploma 13.4%

HS graduate 39.6%

Some college, no degree 19.7%

Associate's degree 7.6%

Bachelor's degree 8.3%

Graduate / professional 5.2%

Metric	%
HS diploma or higher	80.5%
Bachelor's or higher	13.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	120	5.2%
Kindergarten	23	1.0%
Elementary school	1,102	47.6%
High school	727	31.4%
College / grad school	345	14.9%

Employment

Industry of employment

Manufacturing 20.0%

Education & healthcare 19.5%

Retail trade 12.0%

Construction 10.8%

Arts, food & hospitality 10.5%

Other services 6.1%

Public administration 5.5%

Finance & real estate 5.4%

Professional & management 4.2%

Transportation & utilities 2.9%

Agriculture & mining 2.6%

Information 0.4%

Wholesale trade 0.1%

Occupation

Category	%
Management, business & arts	21.4%
Service	25.9%
Sales & office	17.9%
Natural resources & construction	14.7%
Production & transportation	20.0%

Employment type

Type	%
Private sector	73.4%
Government	16.7%
Self-employed	9.3%
Unpaid family workers	0.6%

Commute

Method	%
Drive alone	81.8%
Carpool	12.1%
Public transit	0.0%
Walk	0.0%
Other means	0.0%
Avg commute (minutes)	25.3

Poverty

All people 23.9%

Under 18 years 42.3%

18 and over 19.8%

Married-couple families 4.2%

Female-led households 42.5%

Income support

Source	% of households
Social Security	47.3%
Retirement income	29.0%
Supplemental Security	11.6%
Cash public assistance	4.5%
Food stamps / SNAP	19.1%

Health indicators

Condition	%
High blood pressure	42.9%
High cholesterol	37.3%
Heart disease	9.3%
Stroke	4.5%
Asthma	10.8%
Arthritis	33.1%
Kidney disease	3.8%
Pulmonary disease	12.4%
Cancer	7.0%

Behavior / access	%
Binge drinking	14.0%
No physical activity	31.0%
Less than 7 hrs sleep	37.7%
Fair or poor health	22.8%
Poor mental health	18.2%
Poor physical health	15.2%
No health insurance	20.0%
Visited doctor (checkup)	73.3%
Visited dentist	48.1%
Cholesterol screening	88.1%
Teeth loss	24.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	952	8.4%

Disability	%
Any disability	21.8%
Under 18	11.4%
18–64 years	18.9%
65 and over	37.5%

Health insurance coverage

Type	%
Private insurance	44.2%
Public insurance	54.0%
Uninsured under 19	10.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	13,107	95.8%
Spanish	227	1.7%
Other Indo-European	202	1.5%
Asian & Pacific Islander	0	0.0%
Other languages	25	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	13,408	98.0%
Born in same state	13,352	97.6%
Born in different state	6,443	47.1%
Foreign born	56	0.4%
Naturalized citizen	278	2.0%
Not a US citizen	70	25.2%

Ancestry

Ancestry	Count	%
Arab	2,603	19%
French	2,207	16.1%
Italian	1,264	9.2%

Ancestry	Count	%
English	89	0.7%
Polish	62	0.5%

Technology access

Metric	% of households
Computer access	35.3%
Internet access	87.1%

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

Frequently asked questions

What ZIP codes does Mountain City, TN have?

Mountain City, TN has one ZIP code: 37683. Each ZIP code serves a distinct delivery area within the city and surrounding region.