Postal Codes

37403 ZIP Code

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ZIP code 37403 covers Chattanooga, Tennessee, with a population of about 6,560 and a median household income of $65,750.

Population
6,5603,847 per square mile
Median age
21.417.3 points below the US average
Median household income
$65,750about the Tennessee median
Poverty rate
28%15.6 points above the US average
Typical home value
$391,883up 15.4% in five years
Median rent
$1,2531.1× the Tennessee median
Degree or higher
49.3%14.3 points above the US average
Homeownership
22.7%42.3 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
296

Where 37403 is

Chattanooga, Tennessee — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population6,560
Median age21.4
Family households24.7%
Born outside the US1.4%
Speaks a language other than English at home5%
White (non-Hispanic)73.9%
Black (non-Hispanic)13.6%
Asian (non-Hispanic)3.7%
Hispanic or Latino5.2%
Veterans1.4%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$65,750
Income per person$33,556
Poverty rate28%
Households on SNAP or cash assistance7.4%

Household income distribution

Under $10k7.0%
$10–15k6.8%
$15–20k3.1%
$20–25k5.3%
$25–30k2.5%
$30–35k5.2%
$35–40k1.2%
$40–45k4.7%
$45–50k2.5%
$50–60k5.9%
$60–75k10.6%
$75–100k5.5%
$100–125k20.1%
$125–150k1.4%
$150–200k4.7%
$200k or more13.5%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,610
Mean adjusted gross income$125,785
Returns declaring $200,000 or more9.3%
Returns, under $25k37.3%
Returns, $25k–$50k26.7%
Returns, $50k–$75k11.8%
Returns, $75k–$100k6.8%
Returns, $100k–$200k8.1%
Returns, $200k or more9.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$444,000
Median gross rent$1,253
Rent as a share of household income24.6%
Owner-occupied22.7%
Vacant homes17.9%
Median year built1976

What the homes are

Detached house16.9%
Attached house4.6%
2 to 4 units9.8%
5 to 19 units19.8%
20 or more units49%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$391,883as of 2026-07
Typical home value, 1 yeardown 2.2%
Typical home value, 5 yearsup 15.4%
Typical home value, 10 yearsup 71.2%
Typical asking rent$1,661as of 2026-07
Typical asking rent, 1 yearup 3.2%
Typical home value since 2000
200020132026$416,299$128,115

$128,115 in 2000 to $391,883 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate5.9%
Bachelor's degree or higher49.3%
High school diploma or higher95.2%
Works from home5.9%
Drives to work alone69.4%
Takes public transport1%
Commutes 45 minutes or more2.1%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity29.1% 4.3 pts below the national average of 33.4%
Diagnosed diabetes7.3% 4.7 pts below the national average of 12%
Currently smokes11.7% 1.5 pts below the national average of 13.2%
High blood pressure23.7% 10.4 pts below the national average of 34.1%
Fair or poor general health17.8% 2.5 pts below the national average of 20.3%
No health insurance (18–64)10.5% 0.8 pts below the national average of 11.3%
Depression32% 10.1 pts above the national average of 21.9%
No leisure-time physical activity19.3% 6.1 pts below the national average of 25.4%
Arthritis15.7% 9.4 pts below the national average of 25.1%
Binge drinking17.8% 1.8 pts above the national average of 16%
Taking blood pressure medication60.8% 13.9 pts below the national average of 74.7%
Cancer (non-skin)3.7% 4 pts below the national average of 7.7%
Current asthma12% 1.6 pts above the national average of 10.4%
Coronary heart disease3.7% 2.5 pts below the national average of 6.2%
Routine check-up in past year72% 4.7 pts below the national average of 76.7%
Cholesterol screening75.9% 10 pts below the national average of 85.9%
Cognitive disability22.1% 7.3 pts above the national average of 14.8%
Colorectal screening67.1% 2.8 pts above the national average of 64.3%
COPD5% 1.6 pts below the national average of 6.6%
Visited a dentist60.1% 1.2 pts below the national average of 61.3%
Any disability32.6% 1.9 pts above the national average of 30.7%
Hearing disability4.6% 2.1 pts below the national average of 6.7%
High cholesterol24.2% 12 pts below the national average of 36.2%
Independent living disability10.1% 1.7 pts above the national average of 8.4%
Mammography use75.8% same as the national average of 75.9%
Poor mental health (14+ days)24.4% 7.6 pts above the national average of 16.8%
Mobility disability9% 5 pts below the national average of 14%
Poor physical health (14+ days)11% 2.5 pts below the national average of 13.5%
Self-care disability2.8% 1.2 pts below the national average of 4%
Sleeps under 7 hours37.2% 0.8 pts above the national average of 36.4%
Stroke2.1% 1.3 pts below the national average of 3.4%
All natural teeth lost22.9% 9.9 pts above the national average of 13%
Vision disability4.8% 0.8 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments296
People employed10,370
Annual payroll$737,753,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 80.6% of US census tracts
FEMA ratingRelatively Low to Relatively High across the 5 census tracts this ZIP code covers
Expected annual loss78.3 out of 100
Community resilience69.2 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Tornado92.3Very High at its worst in this ZIP code
Earthquake88.5Relatively High at its worst in this ZIP code
River flooding86.9Very High at its worst in this ZIP code
Winter weather81.7Relatively High at its worst in this ZIP code
Strong wind81.1Relatively High at its worst in this ZIP code
Ice storm74.6Relatively Moderate at its worst in this ZIP code
Lightning71.8Relatively High at its worst in this ZIP code
Hail68.2Relatively Moderate at its worst in this ZIP code
Landslide61.5Very Low at its worst in this ZIP code
Cold wave52.9Relatively Moderate at its worst in this ZIP code
Hurricane46.4Very Low at its worst in this ZIP code
Wildfire44.1Very Low at its worst in this ZIP code
Heat wave20.5Relatively Low at its worst in this ZIP code
Compared with Tennessee and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPTennesseeUnited States
Median household income$65,750$67,097$78,538
Income per person$33,556$37,866$43,289
Poverty rate28%13.8%12.4%
Median home value$444,000$256,800$303,400
Median gross rent$1,253$1,122$1,348
Homeownership22.7%67%65%
Bachelor's degree or higher49.3%30.4%35%
Unemployment rate5.9%4.7%5.2%
Works from home5.9%11.4%13.5%
Born outside the US1.4%5.9%13.9%
Median age21.438.938.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationLOOKOUT MTN-POINT PARK, TN US5.9 km away
Rain in a year59 in

Average high and low by month

January45.6°F / 28.7°F5.53 in rain
February49.4°F / 31.4°F5.99 in rain
March58.3°F / 38.6°F5.59 in rain
April67.7°F / 47.4°F5.52 in rain
May74.2°F / 56.8°F4.31 in rain
June80.5°F / 64.7°F4.21 in rain
July83.8°F / 67.4°F4.78 in rain
August82.4°F / 66.6°F3.98 in rain
September77.6°F / 61.3°F4.92 in rain
October67.4°F / 50.6°F3.78 in rain
November56.8°F / 39.8°F4.62 in rain
December48.5°F / 32.4°F5.37 in rain
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket100% of this ZIP code's area
Far from a supermarket100% of this ZIP code's area
No vehicle and far from a supermarket100% of this ZIP code's area
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Hamilton County School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability59more vulnerable than 59% of US census tracts
Socioeconomic status77more vulnerable than 77% of US census tracts
Household characteristics27more vulnerable than 27% of US census tracts
Racial and ethnic minority status58more vulnerable than 58% of US census tracts
Housing type and transport74more vulnerable than 74% of US census tracts
Walkability14.7 out of 20Above average
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

37401 Chattanooga, TN1.2 km away
37414 Chattanooga, TN1.2 km away
37422 Chattanooga, TN1.2 km away
37424 Chattanooga, TN1.2 km away
37450 Chattanooga, TN1.2 km away
37402 Chattanooga, TN1.8 km away
37408 Chattanooga, TN2 km away
37404 Chattanooga, TN2.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Hamilton County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area1.71 sq mi
Water area0.15 sq mi
Population density3,847 people per sq mi
Latitude, longitude35.0450, -85.2965

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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