Chattanooga ZIP Codes — Hamilton County, TN

There are 20 unique ZIP codes in Chattanooga, Tennessee. Area code: 423.

ZIP codes

222.38

sq mi land

11.57

sq mi water

423

area code

Chattanooga, TN ZIP code map

About Chattanooga, TN

Chattanooga, Tennessee, is a vibrant city nestled along the banks of the Tennessee River, offering a rich blend of history and modernity. Known for its scenic beauty and outdoor recreational opportunities, Chattanooga has become a popular destination for tourists and residents alike. Its welcoming atmosphere, combined with a thriving arts scene and diverse culinary options, make it a unique place to live and visit.

Location & geography

Chattanooga is located in southeastern Tennessee and serves as the county seat of Hamilton County. The city is situated roughly 120 miles north of Atlanta, Georgia, and about 100 miles south of Knoxville, Tennessee. With a land area of 248.55 square miles and a water area of 12.37 square miles, Chattanooga features a varied terrain that includes rivers, mountains, and lush valleys.

Community & economy

The character of Chattanooga is defined by its friendly residents and a strong sense of community. The local economy is fueled by industries such as manufacturing, healthcare, and tourism, which provide a wide range of job opportunities. Daily life in Chattanooga is enriched by numerous festivals, art galleries, and outdoor activities, making it a dynamic place for families and individuals.

Transportation

Chattanooga is served by several major highways, including Interstate 24 and Interstate 75, providing easy access to nearby cities and regions. The nearest major airport is Chattanooga Metropolitan Airport, which offers both domestic and limited international flights. Public transportation options include a bus service that connects various parts of the city, enhancing mobility for residents and visitors.

History

Founded in the early 19th century, Chattanooga played a significant role in the Civil War as a strategic supply center. Industries such as textiles and railroads were pivotal in shaping its economic landscape in the late 1800s and early 1900s. Notable events include the establishment of the first electric streetcar system in the South and hosting the 1984 World's Fair, which significantly boosted tourism and development.

Did you know?

Chattanooga is home to the Chattanooga Choo Choo, a historic train station turned hotel, which was once a central hub for rail travel in the United States. Additionally, the city features the famous Lookout Mountain, known for its stunning vistas and rich Civil War history.

ZIP codes for Chattanooga, TN (20)

ZIP code	City	County	Map
37401	Chattanooga	Hamilton	View map
37402	Chattanooga	Hamilton	View map
37403	Chattanooga	Hamilton	View map
37404	Chattanooga	Hamilton	View map
37405	Chattanooga	Hamilton	View map
37406	Chattanooga	Hamilton	View map
37407	Chattanooga	Hamilton	View map
37408	Chattanooga	Hamilton	View map
37409	Chattanooga	Hamilton	View map
37410	Chattanooga	Hamilton	View map
37411	Chattanooga	Hamilton	View map
37412	Chattanooga	Hamilton	View map
37414	Chattanooga	Hamilton	View map
37415	Chattanooga	Hamilton	View map
37416	Chattanooga	Hamilton	View map
37419	Chattanooga	Hamilton	View map
37421	Chattanooga	Hamilton	View map
37422	Chattanooga	Hamilton	View map
37424	Chattanooga	Hamilton	View map
37450	Chattanooga	Hamilton	View map

Demographics & statistics

211,339

Population

37.6

Median age

$60,806

Median household income

$37,783

Per capita income

$246,273

Median home value

$1,008

Median monthly rent

47.8%

Home ownership

20.0%

Poverty rate

6.2%

Unemployment

59,154

Housing units

33.6%

Bachelor's or higher

Age distribution

Male Female

6,373

Under 5

6,674

5,369

5–9

5,622

5,781

10–14

6,053

6,191

15–19

6,483

7,093

20–24

7,427

17,720

25–34

18,555

12,797

35–44

13,401

11,511

45–54

12,054

6,223

55–59

6,517

7,007

60–64

7,337

10,179

65–74

10,659

4,908

75–84

5,139

2,084

85+

2,182

← Male

Female →

Age summary

Group	Count	%
Under 18	42,767	20.6%
18 and over	168,572	79.4%
65 and over	35,151	15.3%
Median age	37.6 years

Race & ethnicity

White 58.7%

Black or African American 25.7%

Two or more races 5.6%

Hispanic or Latino 5.1%

Other race 2.6%

Asian 2.1%

American Indian / Alaska Native 0.1%

Group	Count	%
White	130,812	58.7%
Black or African American	57,194	25.7%
Two or more races	12,512	5.6%
Hispanic or Latino	11,424	5.1%
Other race	5,829	2.6%
Asian	4,687	2.1%
American Indian / Alaska Native	257	0.1%

Household income

Under $10k 6.5%

$10k–$15k 7.1%

$15k–$25k 10.5%

$25k–$35k 10.0%

$35k–$50k 13.1%

$50k–$75k 17.0%

$75k–$100k 9.8%

$100k–$150k 14.1%

$150k–$200k 5.5%

$200k+ 6.2%

Range	% of households
Under $10k	6.5%
$10k–$15k	7.1%
$15k–$25k	10.5%
$25k–$35k	10.0%
$35k–$50k	13.1%
$50k–$75k	17.0%
$75k–$100k	9.8%
$100k–$150k	14.1%
$150k–$200k	5.5%
$200k+	6.2%
Median income	$60,806

Housing

Home values

Under $50k 4.5%

$50k–$100k 12.5%

$100k–$150k 12.5%

$150k–$200k 14.6%

$200k–$300k 24.0%

$300k–$500k 18.7%

$500k–$1M 10.0%

$1M+ 3.2%

Housing overview

Metric	Value
Median home value	$246,273
Median rent / month	$1,008
Owner occupied	47.8%
Renter occupied	52.2%
Vacant	13.1%
Single-family detached	57.6%
Large apartment buildings	15.5%
Mobile homes	0.9%
Median rooms	5.0
Avg household size (owned)	2.29

Year built

Era	%
2020 or later	0.4%
2010–2019	10.9%
2000–2009	10.7%
1990–1999	6.7%
1980–1989	7.7%
1970–1979	12.0%
1960–1969	10.6%
1950–1959	15.0%
1940–1949	7.4%
1939 or earlier	18.7%

Bedrooms

Size	% of units
No bedroom (studio)	3.4%
1 bedroom	16.8%
2 bedrooms	33.1%
3 bedrooms	34.1%
4 bedrooms	10.5%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	11.0%
1 vehicle	39.8%
2 vehicles	34.5%
3 or more	14.7%

Heating fuel

Fuel type	%
Utility gas	21.9%
Electricity	76.2%
Propane / LP gas	0.9%
Fuel oil	0.3%
Wood	0.1%
No fuel used	0.4%

Households & families

Household type	Count	%
Married-couple family	32,598	31.8%
Cohabiting couple	6,550	7.9%
Male householder, no spouse	19,640	25.0%
Female householder, no spouse	30,545	35.4%
Households with children under 18	21,552	23.9%
Households with seniors (65+)	26,093	26.9%
Average household size	2.26

Marital status

Status	Male	Female
Never married	44.6%	39.4%
Married	37.9%	33.7%
Separated	2.4%	2.7%
Widowed	2.9%	9.9%
Divorced	12.2%	14.3%

Education

Less than 9th grade 5.0%

Some HS, no diploma 8.4%

HS graduate 25.4%

Some college, no degree 20.9%

Associate's degree 6.8%

Bachelor's degree 21.6%

Graduate / professional 12.0%

Metric	%
HS diploma or higher	86.7%
Bachelor's or higher	33.6%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2,546	5.7%
Kindergarten	1,834	4.7%
Elementary school	18,979	40.8%
High school	9,001	18.8%
College / grad school	14,246	30.1%

Employment

Industry of employment

Education & healthcare 21.4%

Arts, food & hospitality 13.7%

Manufacturing 13.1%

Professional & management 11.6%

Retail trade 8.8%

Finance & real estate 7.6%

Transportation & utilities 6.7%

Construction 6.1%

Other services 5.1%

Public administration 2.4%

Wholesale trade 2.0%

Information 0.9%

Agriculture & mining 0.5%

Occupation

Category	%
Management, business & arts	39.4%
Service	19.8%
Sales & office	19.1%
Natural resources & construction	6.4%
Production & transportation	15.2%

Employment type

Type	%
Private sector	84.7%
Government	9.8%
Self-employed	5.3%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	73.4%
Carpool	9.3%
Public transit	2.5%
Walk	3.6%
Other means	1.3%
Avg commute (minutes)	19.2

Poverty

All people 20.0%

Under 18 years 23.4%

18 and over 18.6%

Married-couple families 6.8%

Female-led households 29.5%

Income support

Source	% of households
Social Security	29.7%
Retirement income	16.6%
Supplemental Security	6.1%
Cash public assistance	2.2%
Food stamps / SNAP	17.4%

Health indicators

Condition	%
High blood pressure	40.0%
High cholesterol	34.1%
Heart disease	7.1%
Stroke	4.3%
Asthma	11.5%
Arthritis	27.1%
Kidney disease	3.5%
Pulmonary disease	8.8%
Cancer	5.9%

Behavior / access	%
Binge drinking	13.3%
No physical activity	28.5%
Less than 7 hrs sleep	37.8%
Fair or poor health	20.3%
Poor mental health	18.0%
Poor physical health	12.7%
No health insurance	19.1%
Visited doctor (checkup)	75.8%
Visited dentist	54.6%
Cholesterol screening	88.8%
Teeth loss	22.3%

Veterans & disability

Veterans	Count	%
Civilian veterans	11,005	6.7%

Disability	%
Any disability	15.4%
Under 18	3.8%
18–64 years	13.4%
65 and over	42.5%

Health insurance coverage

Type	%
Private insurance	58.8%
Public insurance	37.8%
Uninsured under 19	4.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	198,292	93.6%
Spanish	9,977	5.0%
Other Indo-European	7,098	3.8%
Asian & Pacific Islander	1,390	0.5%
Other languages	890	0.2%

Place of birth & citizenship

Origin	Count	%
Native born (US)	195,953	92.9%
Born in same state	193,714	91.9%
Born in different state	117,511	57.5%
Foreign born	2,239	1.1%
Naturalized citizen	15,386	7.1%
Not a US citizen	5,809	35.2%

Ancestry

Ancestry	Count	%
French	22,312	10.6%
Italian	18,978	9%
Arab	15,956	7.5%
English	2,009	1%
Polish	1,014	0.5%

Ancestry	Count	%
German	540	0.3%
Irish	452	0.2%
Dutch	297	0.1%
Norwegian	226	0.1%

Technology access

Metric	% of households
Computer access	42.5%
Internet access	91.2%

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

Frequently asked questions

What ZIP codes does Chattanooga, TN have?

Chattanooga, TN has 16 ZIP codes: 37402, 37403, 37404, 37405, 37406, 37407, 37408, 37409, 37410, 37411, 37412, 37415, 37416, 37419, 37421, and 37450. Each ZIP code serves a distinct delivery area within the city and surrounding region.