Knoxville, AR · standard
ZIP Code 72845
Johnson County, Arkansas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 1,216
- 41/sq mi Moderate-density area
- $63,462
- Median income Near-median income area
- $118,500
- Median home value Below-median home value
- 10.4%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Knoxville pairs a below-median household income with among the most affordable home values nationally, in a rural, homeowner-dominated area.
- 36th pct
- household income, US ZIPs
- 16th pct
- home value, US ZIPs
- 41
- people per sq mi
- 88%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 72845 against every reporting US ZIP.
ZIP code 72845 is a sparsely populated ZIP (a standard USPS delivery area) in Knoxville, Johnson County, Arkansas, home to just 1,216 residents across 30.0 square miles, a density of 41 people per square mile, in the Chicago time zone.
ZIP 72845 reports a modest median household income of $63,462 (12% above the average Arkansas ZIP), while per-capita income is $33,651. The poverty rate is 20.3%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $118,500 (19% below the average Arkansas ZIP), and median rent is $933; owner occupancy is 87.9%.
Formal educational attainment runs low here: just 10.4% of adults hold a bachelor's degree or higher, the median age is 41.7, and the average commute is -. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Johnson County, so 72845 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 72845, Knoxville, AR · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
1,216
Population
30.0
Area (sq mi)
41
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 72845?
41.7
Median Age
47.8%
Male
52.2%
Female
0.8%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$63,462
Median Household Income
+12% vs state ZIP avg
$33,651
Per Capita Income
20.3%
Poverty Rate
2.0%
Unemployment Rate
How ZIP 72845 ranks among Arkansas ZIPs
Knoxville, AR household income vs. every Arkansas ZIP code
Median household income among 505 reporting Arkansas ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$63,462 Top 29% higher than 71% of 505 Arkansas ZIPs
Each bar is a $20K-wide band; taller bars hold more Arkansas ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
520housing units
520
Total Housing Units
480
Occupied Units
40
Vacant Units
2.21
Avg Household Size
Occupancy Type
$118,500
Median Home Value
-19% vs state ZIP avg
$933
Median Rent
1981
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 21 business establishments in ZIP 72845, employing approximately 261 people with a combined annual payroll of $12,386,000.
21
Businesses
261
Employees
$12.4M
Annual Payroll
2
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Manufacturing | 8 | 38.1% |
| Construction | 3 | 14.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 72845 vs 72847 →
ZIP 72845 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 72830
Clarksville (72830)
14,896 residents
- 72846 3,913
Lamar (72846)
3,913 residents
- 72847 2,850
London (72847)
2,850 residents
- 72863 1,582
Scranton (72863)
1,582 residents
- 72845 1,216
Knoxville (72845)
1,216 residents
- 72835 923
Delaware (72835)
923 residents
- 72851 572
New Blaine (72851)
572 residents
What this shows Among its immediate neighbors, ZIP 72845 ranks #5 by population - useful context the national average alone can't give.
ZIP 72845 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 72835
Delaware (72835)
$102,533 median income
- 72851
New Blaine (72851)
$68,750 median income
- 72863
Scranton (72863)
$64,773 median income
- 72845
Knoxville (72845)
$63,462 median income
- 72846
Lamar (72846)
$61,250 median income
- 72847
London (72847)
$61,158 median income
- 72830
Clarksville (72830)
$42,416 median income
What this shows By household income, ZIP 72845 ranks #4 of 7 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 72845, both outside AR so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (1,216 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Johnson County
Related Areas
Frequently Asked Questions
What county is ZIP code 72845 in?
ZIP code 72845 (Knoxville) is located in Johnson County, Arkansas. Johnson County contains multiple ZIP codes, see the full list at /counties/johnson-ar.
What is the population of ZIP code 72845?
ZIP code 72845 in Knoxville, AR has a population of 1,216 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 72845?
The median household income in ZIP 72845 is $63,462, which is 17% below the national average of $76,288.
What is the average home value in ZIP 72845?
The median home value in ZIP 72845 is $118,500, which is 57% below the national average of $278,155.
What is the demographic makeup of ZIP 72845?
The largest racial group in ZIP 72845 is White at 97.0%. Hispanic or Latino residents make up 2.1% of the population.
How many businesses are in ZIP code 72845?
ZIP code 72845 has 21 business establishments employing approximately 261 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 72845?
In ZIP code 72845, 63.2% of residents aged 25+ have a high school diploma or higher, and 10.4% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What percentage of residents own vs. rent in ZIP 72845?
In ZIP code 72845, approximately 87.9% of occupied housing units are owner-occupied and 12.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 72845?
The poverty rate in ZIP code 72845 is 20.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 72845's numbers, next.
- See how ZIP 72845 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Knoxville, AR ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.