PlainZIP

Effingham, KS · standard

ZIP Code 66023

Atchison County, Kansas - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

1,124
6/sq mi
$55,759
Median income
$110,400
Median home value
11.5%
Bachelor's or higher

The verdict

Effingham pairs one of the lowest household incomes in the country with among the most affordable home values nationally, in a rural, homeowner-dominated area.

22th pct
household income, US ZIPs
13th pct
home value, US ZIPs
6
people per sq mi
81%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 66023 against every reporting US ZIP.

ZIP code 66023 is a sparsely populated ZIP (a standard USPS delivery area) in Effingham, Atchison County, Kansas, home to just 1,124 residents across 184.3 square miles, a density of 6 people per square mile, in the Chicago time zone.

ZIP 66023 reports a modest median household income of $55,759 (22% below the Kansas average), while per-capita income is $33,772. Local economic indicators show a 6.4% poverty rate alongside 5.8% unemployment. On housing, the median home value is $110,400 (32% below the state average) with median rent at $813 per month, and 81.2% of occupied units are owner-occupied.

Formal educational attainment runs low here: just 11.5% of adults hold a bachelor's degree or higher, the median age is 60.3, and the average commute is -. To put 66023 in local context, 4 ZIP codes within roughly 10 miles appear further down this page alongside 4 additional ZIPs in Atchison County, for a geography-aware comparison.

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 66023, Effingham, 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

1,124

Population

184.3

Area (sq mi)

6

People / sq mi

Chicago

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 66023?

60.3

Median Age

47.8%

Male

52.2%

Female

1.3%

Foreign-Born

White 88.2%
African American 0.0%
Asian 0.0%
American Indian or Alaska Native 2.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 9.3%
Hispanic or Latino 2.6%

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?

$55,759

Median Household Income

-22% vs state

$33,772

Per Capita Income

6.4%

Poverty Rate

5.8%

Unemployment Rate

How ZIP 66023 ranks nationally

Effingham, KS household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$55,759 22nd percentile higher than 22% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). This entry sits in this band. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 56.8%
Bachelor's Degree or Higher 11.5%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

623

Total Housing Units

573

Occupied Units

50

Vacant Units

2.08

Avg Household Size

Occupancy Type

Owner 81.2%
Renter 18.8%

$110,400

Median Home Value

-32% vs state

$813

Median Rent

1968

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 14 business establishments in ZIP 66023, employing approximately 51 people with a combined annual payroll of $2,563,000.

14

Businesses

51

Employees

$2.6M

Annual Payroll

2

Industry Sectors

Industry Establishments % of Total
Construction 3 21.4%
Finance and insurance 3 21.4%

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 66023 vs 66058 →

ZIP 66023 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 66023 ranks #2 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 66023 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 66023 ranks #4 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
66058 Muscotah, KS 393 6.5 mi
66060 Nortonville, KS 1,122 7.5 mi
66041 Lancaster, KS 725 7.6 mi
66439 Horton, KS 2,747 12.5 mi

More ZIP Codes in Atchison County

66002 standard
Atchison, KS
Pop: 13,755
66041 standard
Lancaster, KS
Pop: 725
66016 standard
Cummings, KS
Pop: 519
66058 standard
Muscotah, KS
Pop: 393

Related Areas

Atchison County Effingham, KS Kansas

Frequently Asked Questions

What county is ZIP code 66023 in? ▼
ZIP code 66023 (Effingham) is located in Atchison County, Kansas. Atchison County contains multiple ZIP codes, see the full list at /counties/atchison-ks.
What is the population of ZIP code 66023? ▼
ZIP code 66023 in Effingham, KS has a population of 1,124 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 66023? ▼
The median household income in ZIP 66023 is $55,759, which is 27% below the national average of $76,288.
What is the average home value in ZIP 66023? ▼
The median home value in ZIP 66023 is $110,400, which is 60% below the national average of $278,155.
What is the demographic makeup of ZIP 66023? ▼
The largest racial group in ZIP 66023 is White at 88.2%. Hispanic or Latino residents make up 2.6% of the population.
How many businesses are in ZIP code 66023? ▼
ZIP code 66023 has 14 business establishments employing approximately 51 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What is the education level in ZIP code 66023? ▼
In ZIP code 66023, 56.8% of residents aged 25+ have a high school diploma or higher, and 11.5% 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 66023? ▼
In ZIP code 66023, approximately 81.2% of occupied housing units are owner-occupied and 18.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 66023? ▼
The poverty rate in ZIP code 66023 is 6.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

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