Walnut, KS · standard
ZIP Code 66780
Bourbon County, Kansas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 589
- 2/sq mi Low-density area
- $55,813
- Median income Below-median income area
- $157,400
- Median home value Below-median home value
- 7.5%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Walnut pairs one of the lowest household incomes in the country with below-median home values, in a rural, homeowner-dominated area.
- 22nd pct
- household income, US ZIPs
- 28th pct
- home value, US ZIPs
- 2
- people per sq mi
- 96%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 66780 against every reporting US ZIP.
ZIP code 66780 is a sparsely populated ZIP (a standard USPS delivery area) in Walnut, Bourbon County, Kansas, home to just 589 residents across 280.5 square miles, a density of 2 people per square mile, in the Chicago time zone.
ZIP 66780 reports a modest median household income of $55,813 (22% below the average Kansas ZIP), while per-capita income is $34,701. The poverty rate is 27.2%, so the area-level income figures should not be treated as typical household experience. Median home value is $157,400 (3% below the average Kansas ZIP) and median rent is $442; 96.4% of occupied homes are owner-occupied.
Formal educational attainment runs low here: just 7.5% of adults hold a bachelor's degree or higher, the median age is 40.2, and the average commute is -. The page also surfaces 3 ZIP codes within roughly 10 miles and 6 more in Bourbon County, so 66780 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 66780, Walnut, KS · 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
589
Population
280.5
Area (sq mi)
2
People / sq mi
Chicago
Time Zone
standard
ZIP Type
Who lives in ZIP 66780?
40.2
Median Age
53.9%
Male
46.1%
Female
0.0%
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?
$55,813
Median Household Income
-22% vs state ZIP avg
$34,701
Per Capita Income
27.2%
Poverty Rate
1.9%
Unemployment Rate
How ZIP 66780 ranks among Kansas ZIPs
Walnut, KS household income vs. every Kansas ZIP code
Median household income among 659 reporting Kansas ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$55,813 21st percentile higher than 21% of 659 Kansas ZIPs
Each bar is a $20K-wide band; taller bars hold more Kansas 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
302housing units
302
Total Housing Units
279
Occupied Units
23
Vacant Units
2.42
Avg Household Size
Occupancy Type
$157,400
Median Home Value
-3% vs state ZIP avg
$442
Median Rent
1967
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 5 business establishments in ZIP 66780, employing approximately 17 people with a combined annual payroll of $702,000.
5
Businesses
17
Employees
$702K
Annual Payroll
0
Industry Sectors
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 66780 vs 66746 →
ZIP 66780 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 66771
Saint Paul (66771)
1,028 residents
- 66780
Walnut (66780)
589 residents
- 66746 261
Hepler (66746)
261 residents
- 66775 191
Stark (66775)
191 residents
What this shows Among its immediate neighbors, ZIP 66780 ranks #2 by population - useful context the national average alone can't give.
ZIP 66780 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 66771
Saint Paul (66771)
$70,625 median income
- 66775
Stark (66775)
$64,063 median income
- 66780
Walnut (66780)
$55,813 median income
- 66746
Hepler (66746)
$54,375 median income
What this shows By household income, ZIP 66780 ranks #3 of 4 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 66780, both outside KS so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Bourbon County
Related Areas
Frequently Asked Questions
What county is ZIP code 66780 in?
ZIP code 66780 (Walnut) is located in Bourbon County, Kansas. Bourbon County contains multiple ZIP codes, see the full list at /counties/bourbon-ks.
What is the population of ZIP code 66780?
ZIP code 66780 in Walnut, KS has a population of 589 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 66780?
The median household income in ZIP 66780 is $55,813, which is 27% below the national average of $76,288.
What is the average home value in ZIP 66780?
The median home value in ZIP 66780 is $157,400, which is 43% below the national average of $278,155.
What is the demographic makeup of ZIP 66780?
The largest racial group in ZIP 66780 is White at 94.5%.
How many businesses are in ZIP code 66780?
ZIP code 66780 has 5 business establishments employing approximately 17 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 66780?
In ZIP code 66780, 42.1% of residents aged 25+ have a high school diploma or higher, and 7.5% 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 66780?
In ZIP code 66780, approximately 96.4% of occupied housing units are owner-occupied and 3.6% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 66780?
The poverty rate in ZIP code 66780 is 27.2% 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 66780's numbers, next.
- See how ZIP 66780 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Walnut, KS 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.