Postal Codes

37909 ZIP Code

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ZIP code 37909 covers Knoxville, Tennessee, with a population of about 16,848 and a median household income of $61,365.

Population
16,8482,477 per square mile
Median age
36.42.3 points below the US average
Median household income
$61,3659% below the Tennessee median
Poverty rate
8.6%3.8 points below the US average
Typical home value
$383,055up 45% in five years
Median rent
$1,156about the Tennessee median
Degree or higher
44.7%9.7 points above the US average
Homeownership
47.6%17.4 points below the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
356

Where 37909 is

Knoxville, 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

Population16,848
Median age36.4
Family households48.7%
Born outside the US8.3%
Speaks a language other than English at home7.8%
White (non-Hispanic)85.8%
Black (non-Hispanic)4.7%
Asian (non-Hispanic)3.1%
Hispanic or Latino2.8%
Veterans4.7%
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$61,365
Income per person$42,959
Poverty rate8.6%
Households on SNAP or cash assistance5.3%

Household income distribution

Under $10k3.0%
$10–15k1.9%
$15–20k3.7%
$20–25k3.7%
$25–30k4.7%
$30–35k4.9%
$35–40k6.5%
$40–45k6.5%
$45–50k5.7%
$50–60k7.7%
$60–75k11.7%
$75–100k11.5%
$100–125k8.4%
$125–150k5.9%
$150–200k5.3%
$200k or more9.1%

Income as declared to the IRS

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

Tax returns filed7,730
Mean adjusted gross income$76,274
Returns declaring $200,000 or more5.8%
Returns, under $25k26.5%
Returns, $25k–$50k28.3%
Returns, $50k–$75k15.5%
Returns, $75k–$100k8.8%
Returns, $100k–$200k15.0%
Returns, $200k or more5.8%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$273,900
Median gross rent$1,156
Rent as a share of household income30.4%
Owner-occupied47.6%
Vacant homes4%
Median year built1983

What the homes are

Detached house43.1%
Attached house9.6%
2 to 4 units5.9%
5 to 19 units29%
20 or more units11.5%
Mobile home0.9%
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$383,055as of 2026-07
Typical home value, 1 yearup 0.8%
Typical home value, 5 yearsup 45%
Typical home value, 10 yearsup 123.6%
Typical asking rent$1,549as of 2026-07
Typical asking rent, 1 yearup 0.7%
Typical home value since 2000
200020132026$383,055$117,949

$117,949 in 2000 to $383,055 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate4.9%
Bachelor's degree or higher44.7%
High school diploma or higher94.5%
Works from home9.8%
Drives to work alone78.3%
Takes public transport1.3%
Commutes 45 minutes or more5.7%
Health

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

Obesity32.3% 1.1 pts below the national average of 33.4%
Diagnosed diabetes10.6% 1.4 pts below the national average of 12%
Currently smokes13.6% same as the national average of 13.2%
High blood pressure34.1% same as the national average of 34.1%
Fair or poor general health18.1% 2.2 pts below the national average of 20.3%
No health insurance (18–64)10.2% 1.1 pts below the national average of 11.3%
Depression30.4% 8.5 pts above the national average of 21.9%
No leisure-time physical activity22.3% 3.1 pts below the national average of 25.4%
Arthritis26.6% 1.5 pts above the national average of 25.1%
Binge drinking16.6% 0.6 pts above the national average of 16%
Taking blood pressure medication73% 1.7 pts below the national average of 74.7%
Cancer (non-skin)8% same as the national average of 7.7%
Current asthma10.4% same as the national average of 10.4%
Coronary heart disease5.6% 0.6 pts below the national average of 6.2%
Routine check-up in past year77% same as the national average of 76.7%
Cholesterol screening85.7% same as the national average of 85.9%
Cognitive disability16.5% 1.7 pts above the national average of 14.8%
Colorectal screening69% 4.7 pts above the national average of 64.3%
COPD6.5% same as the national average of 6.6%
Visited a dentist60.2% 1.1 pts below the national average of 61.3%
Any disability31.8% 1.1 pts above the national average of 30.7%
Hearing disability6.8% same as the national average of 6.7%
High cholesterol34.1% 2.1 pts below the national average of 36.2%
Independent living disability8.2% same as the national average of 8.4%
Mammography use76.5% 0.6 pts above the national average of 75.9%
Poor mental health (14+ days)19% 2.2 pts above the national average of 16.8%
Mobility disability12.8% 1.2 pts below the national average of 14%
Poor physical health (14+ days)12.5% 1 pts below the national average of 13.5%
Self-care disability3% 1 pts below the national average of 4%
Sleeps under 7 hours34.5% 1.9 pts below the national average of 36.4%
Stroke2.9% 0.5 pts below the national average of 3.4%
All natural teeth lost11.8% 1.2 pts below the national average of 13%
Vision disability4.4% 1.2 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments356
People employed8,871
Annual payroll$576,617,000
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 29.7% of US census tracts
FEMA ratingVery Low to Relatively Low across the 8 census tracts this ZIP code covers
Expected annual loss30.1 out of 100
Community resilience49.2 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.

Earthquake82.2Relatively Moderate at its worst in this ZIP code
Landslide79.7Relatively Low at its worst in this ZIP code
Lightning76Relatively High at its worst in this ZIP code
Winter weather70.8Relatively High at its worst in this ZIP code
Ice storm70.4Relatively Moderate at its worst in this ZIP code
Tornado69.3Relatively High at its worst in this ZIP code
Cold wave60Relatively Moderate at its worst in this ZIP code
Strong wind50.7Relatively Moderate at its worst in this ZIP code
Hurricane43.4Very Low at its worst in this ZIP code
Hail37Relatively Low at its worst in this ZIP code
Wildfire32.8Relatively Low at its worst in this ZIP code
River flooding19.9Relatively Low at its worst in this ZIP code
Heat wave12.8Relatively 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$61,365$67,097$78,538
Income per person$42,959$37,866$43,289
Poverty rate8.6%13.8%12.4%
Median home value$273,900$256,800$303,400
Median gross rent$1,156$1,122$1,348
Homeownership47.6%67%65%
Bachelor's degree or higher44.7%30.4%35%
Unemployment rate4.9%4.7%5.2%
Works from home9.8%11.4%13.5%
Born outside the US8.3%5.9%13.9%
Median age36.438.938.7
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 stationKNOXVILLE EXP STN, TN US8 km away
Rain in a year56 in

Average high and low by month

January47.9°F / 26.4°F5.23 in rain
February52.5°F / 29.3°F5.12 in rain
March61.3°F / 35.7°F5.28 in rain
April70.8°F / 43.8°F5.25 in rain
May78.5°F / 53.8°F4.53 in rain
June85.5°F / 62°F3.96 in rain
July88.3°F / 66.2°F5.82 in rain
August87.9°F / 64.8°F3.42 in rain
September82.9°F / 58.6°F4.13 in rain
October72.3°F / 45.7°F3.05 in rain
November60.6°F / 34.7°F4.1 in rain
December51.1°F / 29.7°F5.91 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 supermarket57% of this ZIP code's area
Far from a supermarket100% of this ZIP code's area
No vehicle and far from a supermarket92% 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%.

Knox 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 vulnerability49more vulnerable than 49% of US census tracts
Socioeconomic status53more vulnerable than 53% of US census tracts
Household characteristics36more vulnerable than 36% of US census tracts
Racial and ethnic minority status30more vulnerable than 30% of US census tracts
Housing type and transport61more vulnerable than 61% of US census tracts
Walkability9.9 out of 20Below average
Nearby ZIP codes

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

37919 Knoxville, TN3.1 km away
37921 Knoxville, TN4.1 km away
37923 Knoxville, TN4.9 km away
37927 Knoxville, TN7.4 km away
37928 Knoxville, TN7.4 km away
37933 Knoxville, TN7.4 km away
37939 Knoxville, TN7.4 km away
37940 Knoxville, TN7.4 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.

Knox County100% of this ZIP code's land area
Time zoneEastern (UTC-05:00 standard)
Daylight saving timeObserved
Land area6.8 sq mi
Population density2,477 people per sq mi
Latitude, longitude35.9460, -84.0235

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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