PlainZIP

Oskaloosa, KS · standard

ZIP Code 66066

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

2,636
13/sq mi
$79,990
Median income
$225,700
Median home value
22.9%
Bachelor's or higher

The verdict

Oskaloosa pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 38%
household income, US ZIPs
Top 49%
home value, US ZIPs
13
people per sq mi
85%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 66066 against every reporting US ZIP.

ZIP code 66066 covers 201.2 square miles in Oskaloosa, Jefferson County, Kansas (a standard USPS delivery area), with a modest 2,636 residents on file, a density of 13 people per square mile, in the Chicago time zone.

ZIP 66066 lands in the middle-income range, with a median household income of $79,990 (11% above the Kansas average), while per-capita income is $44,657. 5.7% of residents live below the poverty line, and the unemployment rate reads 0.9%. Housing costs here run $225,700 for a typical home value (39% above the state average), with rent averaging $849 a month; 84.5% of homes are owner-occupied.

Educational attainment sits below the national norm: 22.9% of adults hold a bachelor's degree or higher, the median age is 37.4, and the average commute is 29 minutes. A geography-based comparison follows: 5 ZIP codes within about 10 miles of 66066, plus 6 more within Jefferson County, give a clearer read than the national average alone.

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 →

Top industries in ZIP 66066

Top 5 sectors by establishment count in Oskaloosa, KS

Which industries have the most business establishments in ZIP 66066.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

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 66066, Oskaloosa, 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

2,636

Population

201.2

Area (sq mi)

13

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 66066?

37.4

Median Age

52.6%

Male

47.4%

Female

0.5%

Foreign-Born

White 88.1%
African American 0.0%
Asian 0.1%
American Indian or Alaska Native 0.7%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 9.2%
Hispanic or Latino 5.1%

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?

$79,990

Median Household Income

+11% vs state

$44,657

Per Capita Income

5.7%

Poverty Rate

0.9%

Unemployment Rate

28.9 min

Mean Commute Time

How ZIP 66066 ranks nationally

Oskaloosa, KS household income vs. every US ZIP code

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

$79,990 Top 38% higher than 62% 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%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). This entry sits in this band. $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 22.9%

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

What does housing look like?

1,073

Total Housing Units

1,049

Occupied Units

24

Vacant Units

2.25

Avg Household Size

Occupancy Type

Owner 84.5%
Renter 15.5%

$225,700

Median Home Value

+39% vs state

$849

Median Rent

1978

Median Year Built

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

What businesses operate in this ZIP?

Census Bureau data shows 63 business establishments in ZIP 66066, employing approximately 432 people with a combined annual payroll of $16,995,000.

63

Businesses

432

Employees

$17.0M

Annual Payroll

9

Industry Sectors

Industry Establishments % of Total
Retail trade 10 15.9%
Finance and insurance 8 12.7%
Health care and social assistance 8 12.7%
Construction 7 11.1%
Accommodation and food services 6 9.5%
Other services (except public administration) 6 9.5%
Professional, scientific, and technical services 5 7.9%
Real estate and rental and leasing 3 4.8%
Administrative and support and waste management and remediation services 3 4.8%

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 66066 vs 66070 →

ZIP 66066 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 66066 ranks #3 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 66066 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 66066 ranks #4 of 6 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
66070 Ozawkie, KS 2,661 6.4 mi
66054 Mc Louth, KS 2,860 7.3 mi
66073 Perry, KS 2,537 8.1 mi
66097 Winchester, KS 1,071 9.9 mi
66088 Valley Falls, KS 2,457 11.7 mi

More ZIP Codes in Jefferson County

66512 standard
Meriden, KS
Pop: 3,361
66054 standard
Mc Louth, KS
Pop: 2,860
66070 standard
Ozawkie, KS
Pop: 2,661
66073 standard
Perry, KS
Pop: 2,537
66088 standard
Valley Falls, KS
Pop: 2,457
66060 standard
Nortonville, KS
Pop: 1,122

Related Areas

Jefferson County Oskaloosa, KS Kansas

Frequently Asked Questions

What county is ZIP code 66066 in? ▼
ZIP code 66066 (Oskaloosa) is located in Jefferson County, Kansas. Jefferson County contains multiple ZIP codes, see the full list at /counties/jefferson-ks.
What is the population of ZIP code 66066? ▼
ZIP code 66066 in Oskaloosa, KS has a population of 2,636 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 66066? ▼
The median household income in ZIP 66066 is $79,990, which is 5% above the national average of $76,288.
What is the average home value in ZIP 66066? ▼
The median home value in ZIP 66066 is $225,700, which is 19% below the national average of $278,155.
What is the demographic makeup of ZIP 66066? ▼
The largest racial group in ZIP 66066 is White at 88.1%. Hispanic or Latino residents make up 5.1% of the population.
How many businesses are in ZIP code 66066? ▼
ZIP code 66066 has 63 business establishments employing approximately 432 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 66066? ▼
The top industries by establishment count in ZIP 66066 are: Retail trade (10), Finance and insurance (8), Health care and social assistance (8). There are 9 industry sectors represented in total.
What is the education level in ZIP code 66066? ▼
In ZIP code 66066, 56.8% of residents aged 25+ have a high school diploma or higher, and 22.9% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 66066? ▼
The mean commute time for workers in ZIP code 66066 is 28.9 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 66066? ▼
In ZIP code 66066, approximately 84.5% of occupied housing units are owner-occupied and 15.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 66066? ▼
The poverty rate in ZIP code 66066 is 5.7% 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.