Knox

Source:

Ohio

Knox is a smaller county in Ohio with 8 ZIP codes, 58,415 people, and above-median household income among US counties. All data is sourced from the U.S. Census Bureau American Community Survey (ACS) 2023 5-Year Estimates.

National county placement

According to ACS 5-Year Estimates, Knox, OH sits among US counties with an above-median household income, on a smaller county population base, across a compact ZIP cluster.

Top 36%
household income vs 3,210 US counties
58,415
combined ZIP population
8
USPS ZIP codes covered
$73,424
avg ZIP median income

Income percentile ranks this county's average ZIP median household income against 3,210 US counties with ACS income on at least one ZIP.

Knox lands in the national county income distribution as above-median household income on smaller county footing (FIPS 39083, 8 ZIPs, combined population 58,415). Sort the ZIP table by population before treating the county mean as uniform.

Above-median income on a compact ZIP cluster (8 codes). Population density still swings from downtown to farm-edge; the density column is the fastest filter before a side-by-side compare. County-level HUD and FBI inputs still key off FIPS 39083.

Save two ZIPs from the table into your shortlist, then open a compare link - that is the return path a static county summary cannot replace. All figures here come from Census ACS 2023 5-Year Estimates and USPS ZCTA files.

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8

Total ZIPs

58,415

Total Population

ZIP Codes in Knox

Side-by-side: Compare 43050 vs 43019 →

ZIP Code City Population Density
43050 Mount Vernon 29,050 72
43019 Fredericktown 8,700 32
43028 Howard 7,537 54
43822 Frazeysburg 4,626 20
43022 Gambier 4,161 39
43014 Danville 3,632 21
43037 Martinsburg 535 45
43005 Bladensburg 174 81

Frequently Asked Questions

What is the population of Knox?

Knox has a total population of 58,415 across 8 ZIP codes, based on U.S. Census Bureau ACS 2023 data.

What ZIP codes are in Knox?

Knox includes 8 ZIP codes: 43050, 43019, 43028, 43822, 43022, 43014, 43037, 43005.

Knox's figures come from Census ACS 5-Year Estimates (2023), mapped to ZIP codes via the HUD USPS Crosswalk. PlainZIP is not affiliated with the U.S. Census Bureau or any government agency. See our methodology for details.

Related

Compare any two ZIPs side by side

Read our methodology : how this data is sourced, computed, and verified.