Knoxville, TN

Census ZIP code profile for Knoxville, TN — 18 ZIPs, total population 391,389. Median income, home value, education, commute, and demographics from the U.S. Census Bureau American Community Survey 2023 5-Year Estimates.

2026 data Public-data reference. official source

Source:

Knoxville, TN is covered by 18 USPS ZIP codes serving a combined population of 391,389 according to Census ACS 5-Year Estimates. U.S. cities rarely map cleanly to a single ZIP — Knoxville splits its residents across 18 delivery areas, each with its own demographic and housing profile. The table below lists every ZIP by population, so you can see which neighborhoods carry the weight of the city total and which are smaller pockets of the same municipal boundary.

Aggregated across every ZIP in Knoxville, the median household income averages $72,433 and per-capita income averages $42,939. Poverty rate runs at 16.7% and unemployment at 3.9%. On housing, the average median home value is $344,828 with median rent of $1,313 per month, and 58.0% of occupied units are owner-occupied. These are arithmetic averages across the 18 ZIPs — not population-weighted — so small ZIPs influence the headline numbers the same as large ones.

Use this city view to compare ZIPs inside Knoxville against each other rather than hunting for a single "city average." The Affordability Dashboard linked below combines these Census inputs with HUD Fair Market Rents, FBI crime data, and Department of Labor childcare costs into a graded scorecard for Knoxville as a whole, while individual ZIP pages show fine-grained household income, housing profile, education attainment, commute time, and nearby-ZIP benchmarks. Every field on this page is sourced directly from U.S. Census Bureau ACS 2023 5-Year Estimates — no estimates, no proprietary scoring, no editorial adjustment.

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18

ZIP Codes

391,389

Population

$72,433

Median Income

$344,828

Median Home Value

37

Median Age

How much do residents of Knoxville earn?

Median Household Income
$72,433
Per Capita Income
$42,939
Unemployment Rate
3.9%
Poverty Rate
16.7%

What does housing look like in Knoxville?

Median Home Value
$344,828
Median Rent
$1,313/mo
Owner Occupied
58.0%
Housing Units
200,104

Who lives in Knoxville?

Bachelor's Degree+
41.0%
High School+
64.9%
Avg Commute
22 min
Foreign Born
6.6%

ZIP Codes in Knoxville, TN

Side-by-side: Compare 37918 vs 37920 →

ZIP Code Population Density Timezone
37918 42,835 472 America/New_York
37920 39,087 208 America/New_York
37922 33,180 470 America/New_York
37921 28,233 712 America/New_York
37919 28,194 571 America/New_York
37923 27,457 947 America/New_York
37931 26,109 352 America/New_York
37934 24,107 533 America/New_York
37917 24,072 944 America/New_York
37912 20,673 737 America/New_York
37914 19,663 191 America/New_York
37938 17,085 204 America/New_York
37909 15,168 837 America/New_York
37932 14,527 195 America/New_York
37916 12,507 3,280 America/New_York
37924 11,259 158 America/New_York
37915 5,647 1,163 America/New_York
37902 1,586 1,315 America/New_York

Frequently Asked Questions

How many ZIP codes are in Knoxville, TN?
Knoxville, TN has 18 ZIP codes with a combined population of 391,389, based on Census ACS 2023 data.
What is the median household income in Knoxville?
The average median household income across Knoxville, TN ZIP codes is $72,433. The poverty rate is 16.7%.
What is the cost of living in Knoxville?
The average median home value in Knoxville, TN is $344,828. Median rent is $1,313/month. 58.0% of homes are owner-occupied.

Source: U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023). Verify with Census Bureau →

Source: HUD USPS Crosswalk (ZIP-to-county mapping) and Source: simplemaps.com (ZIP coordinates & timezones). Verify with HUD →

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the U.S. Census Bureau American Community Survey (ACS). Consult a qualified professional before making decisions based on this data.