Postal Codes

37918 ZIP Code

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ZIP code 37918 covers Knoxville, Tennessee, with a population of about 45,978 and a median household income of $69,311.

Population
45,9781,330 per square mile
Median age
38.9about the US average
Median household income
$69,311about the Tennessee median
Poverty rate
10.4%2 points below the US average
Typical home value
$336,034up 43.4% in five years
Median rent
$1,102about the Tennessee median
Degree or higher
30.8%4.2 points below the US average
Homeownership
67.9%2.9 points above the US average
Time zone
Eastern UTC-05:00observes daylight saving time
Businesses
799

Where 37918 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

Population45,978
Median age38.9
Family households62.1%
Born outside the US5%
Speaks a language other than English at home6.6%
White (non-Hispanic)81.9%
Black (non-Hispanic)6%
Asian (non-Hispanic)1.3%
Hispanic or Latino6.8%
Veterans7.2%
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$69,311
Income per person$35,787
Poverty rate10.4%
Households on SNAP or cash assistance10.4%

Household income distribution

Under $10k3.2%
$10–15k2.9%
$15–20k4.6%
$20–25k4.7%
$25–30k4.0%
$30–35k3.3%
$35–40k3.9%
$40–45k4.2%
$45–50k5.3%
$50–60k7.8%
$60–75k10.0%
$75–100k15.9%
$100–125k12.3%
$125–150k6.0%
$150–200k6.5%
$200k or more5.5%

Income as declared to the IRS

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

Tax returns filed21,430
Mean adjusted gross income$70,597
Returns declaring $200,000 or more4.1%
Returns, under $25k26.9%
Returns, $25k–$50k26.4%
Returns, $50k–$75k16.1%
Returns, $75k–$100k10.8%
Returns, $100k–$200k15.8%
Returns, $200k or more4.1%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$237,500
Median gross rent$1,102
Rent as a share of household income28.2%
Owner-occupied67.9%
Vacant homes6.4%
Median year built1985

What the homes are

Detached house66.4%
Attached house7.9%
2 to 4 units8.1%
5 to 19 units11.8%
20 or more units2.5%
Mobile home3.4%
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$336,034as of 2026-07
Typical home value, 1 yearup 0.7%
Typical home value, 5 yearsup 43.4%
Typical home value, 10 yearsup 125.2%
Typical asking rent$1,611as of 2026-07
Typical asking rent, 1 yearup 0.2%
Typical asking rent, 5 yearsup 42.3%
Typical home value since 2000
200020132026$336,034$107,155

$107,155 in 2000 to $336,034 in 2026.

Typical asking rent
201920222026$1,611$915

$915 in 2019 to $1,611 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate3.5%
Bachelor's degree or higher30.8%
High school diploma or higher92.6%
Works from home10.7%
Drives to work alone78.2%
Takes public transport0.7%
Commutes 45 minutes or more10.6%
Health

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

Obesity34.8% 1.4 pts above the national average of 33.4%
Diagnosed diabetes13% 1 pts above the national average of 12%
Currently smokes16.7% 3.5 pts above the national average of 13.2%
High blood pressure39% 4.9 pts above the national average of 34.1%
Fair or poor general health20.9% 0.6 pts above the national average of 20.3%
No health insurance (18–64)10.5% 0.8 pts below the national average of 11.3%
Depression31.2% 9.3 pts above the national average of 21.9%
No leisure-time physical activity24.9% 0.5 pts below the national average of 25.4%
Arthritis31.7% 6.6 pts above the national average of 25.1%
Binge drinking15.6% same as the national average of 16%
Taking blood pressure medication76.3% 1.6 pts above the national average of 74.7%
Cancer (non-skin)9.2% 1.5 pts above the national average of 7.7%
Current asthma10.9% 0.5 pts above the national average of 10.4%
Coronary heart disease6.9% 0.7 pts above the national average of 6.2%
Routine check-up in past year78.4% 1.7 pts above the national average of 76.7%
Cholesterol screening87.3% 1.4 pts above the national average of 85.9%
Cognitive disability17.2% 2.4 pts above the national average of 14.8%
Colorectal screening67.3% 3 pts above the national average of 64.3%
COPD8.5% 1.9 pts above the national average of 6.6%
Visited a dentist60.4% 0.9 pts below the national average of 61.3%
Any disability34.7% 4 pts above the national average of 30.7%
Hearing disability7.9% 1.2 pts above the national average of 6.7%
High cholesterol37.9% 1.7 pts above the national average of 36.2%
Independent living disability9.2% 0.8 pts above the national average of 8.4%
Mammography use75.4% 0.5 pts below the national average of 75.9%
Poor mental health (14+ days)19.3% 2.5 pts above the national average of 16.8%
Mobility disability15.8% 1.8 pts above the national average of 14%
Poor physical health (14+ days)14.6% 1.1 pts above the national average of 13.5%
Self-care disability3.8% same as the national average of 4%
Sleeps under 7 hours34.8% 1.6 pts below the national average of 36.4%
Stroke3.6% same as the national average of 3.4%
All natural teeth lost14.6% 1.6 pts above the national average of 13%
Vision disability5.1% 0.5 pts below the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments799
People employed9,185
Annual payroll$330,825,000
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 31.7% of US census tracts
FEMA ratingVery Low to Relatively Moderate across the 15 census tracts this ZIP code covers
Expected annual loss35.5 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.

Landslide90.4Relatively Low at its worst in this ZIP code
Lightning79.7Relatively High at its worst in this ZIP code
Earthquake76.3Relatively Moderate at its worst in this ZIP code
Winter weather71.2Relatively High at its worst in this ZIP code
Tornado67.8Relatively High at its worst in this ZIP code
Cold wave63.4Relatively Moderate at its worst in this ZIP code
Wildfire62.6Relatively Low at its worst in this ZIP code
Ice storm60.7Relatively Moderate at its worst in this ZIP code
Strong wind53.2Relatively Moderate at its worst in this ZIP code
Hurricane42.3Very Low at its worst in this ZIP code
Hail38Relatively Low at its worst in this ZIP code
River flooding35.4Relatively High at its worst in this ZIP code
Heat wave14.5Relatively 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$69,311$67,097$78,538
Income per person$35,787$37,866$43,289
Poverty rate10.4%13.8%12.4%
Median home value$237,500$256,800$303,400
Median gross rent$1,102$1,122$1,348
Homeownership67.9%67%65%
Bachelor's degree or higher30.8%30.4%35%
Unemployment rate3.5%4.7%5.2%
Works from home10.7%11.4%13.5%
Born outside the US5%5.9%13.9%
Median age38.938.938.7
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 US17.2 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 supermarket15% of this ZIP code's area
Far from a supermarket92% of this ZIP code's area
No vehicle and far from a supermarket15% 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 vulnerability40more vulnerable than 40% of US census tracts
Socioeconomic status45more vulnerable than 45% of US census tracts
Household characteristics40more vulnerable than 40% of US census tracts
Racial and ethnic minority status28more vulnerable than 28% of US census tracts
Housing type and transport45more vulnerable than 45% of US census tracts
Walkability7.8 out of 20Below average
Nearby ZIP codes

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

37901 Knoxville, TN3.9 km away
37917 Knoxville, TN5.8 km away
37938 Knoxville, TN6.5 km away
37912 Knoxville, TN7 km away
37927 Knoxville, TN7.6 km away
37928 Knoxville, TN7.6 km away
37933 Knoxville, TN7.6 km away
37939 Knoxville, TN7.6 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 area34.56 sq mi
Population density1,330 people per sq mi
Latitude, longitude36.0501, -83.9226

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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