US ZIP Code
66066

Oskaloosa, KS

Jefferson County  ·  Kansas

● Active
👥 2,750 Population ↑ 11% since 2019
💰 $76,733 Median HH Income
≈ Avg ↑ 22% since 2019
🎂 36.0 Median Age ↓ 20% since 2019
🏠 $215,100 Median Home Value
▼ 23% below avg ↑ 25% since 2019
🎓 33.6% College Grads
▼ 13% below avg
📊 0.3% Unemployment
▼ 93% below avg ↓ 94% since 2019
ZIP Code Details
ZIP Code66066
CityOskaloosa
StateKansas (KS)
CountyJefferson County
Area Code785
Elevation1,091 ft
Latitude39.203002
Longitude-95.330593
TimezoneChicago (DST)
FIPS20087
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.8% (1,453) Female 47.2% (1,297) ♀

Race & Ethnicity

White: 90.7%Hispanic: 4%Black: 0%Asian: 0.2%Other: 3.6%Race
White90.7%
Hispanic4.0%
Black0.0%
Asian0.2%
Other3.6%

Age Breakdown

Under 5
5%
5–17
18%
18–24
5%
25–44
32%
45–64
25%
65+
10%

Key Indicators

Median Age36.0 yrs ↓ 20% since 2019
Avg Household Size2.39
Below Poverty9.4% ≈ Avg
College Grads33.6% ▼ 13% below avg
Unemployment0.3% ▼ 93% below avg
No HS Diploma4 (0.2%)
HS Graduate597 (31%)
Some College277 (14.4%)
Associates400 (20.8%)
Bachelors251 (13%)
Graduate Degree395 (20.5%)

Education

No HS: 0.2%HS Grad: 31%Some College: 14.4%Associates: 20.8%Bachelors: 13%Graduate: 20.5%Edu
No HS0.2%
HS Grad31.0%
Some College14.4%
Associates20.8%
Bachelors13.0%
Graduate20.5%
Housing & Income

Housing Tenure

Owner: 88.1%Renter: 11.9%Tenure
Owner88.1%
Renter11.9%

Home Value Distribution

Under $50k
2%
$50k–100k
14%
$100k–150k
14%
$150k–200k
14%
$200k–300k
27%
$300k–500k
22%
Over $500k
8%

Financials

Median HH Income$76,733 ≈ Avg ↑ 22% since 2019
Median Home Value$215,100 ▼ 23% below avg ↑ 25% since 2019
Home/Income Ratio2.8x (nat avg ~3.5x)
Median Rent$852/mo ↑ 12% since 2019
Total Units1,158
Vacant Units35
Avg HH Size2.39

Income Distribution

Under $25k
11%
$25k–50k
12%
$50k–75k
15%
$75k–100k
18%
$100k–150k
26%
$150k–200k
13%
Over $200k
5%
Employment & Commute

How People Get to Work

Drove Alone
86%
Walked
2%
Work From Home
12%

Commute Time

Under 15 min
27%
15–30 min
16%
30–45 min
37%
Over 45 min
20%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
6%
1960s–1970s
20%
1980s–1990s
18%
2000+
56%

Summary

Total Units1,158
Vacant35
Owner Occupied88.1%
Renter Occupied11.9%
Avg HH Size2.39
Frequently Asked Questions
ZIP code 66066 is in Oskaloosa, KS, in Jefferson County.
ZIP code 66066 is located in Kansas (KS).
ZIP code 66066 is in Jefferson County, KS.
ZIP 66066 observes the Chicago timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 66066 is 2,750 people (ACS 2023).
The median household income in ZIP code 66066 is $76,733 (ACS 2023).
The median home value in ZIP 66066 is $215,100 (ACS 2023).
About ZIP Code 66066

ZIP code 66066 is located in Oskaloosa, Kansas, within Jefferson County. With a population of 2,750, this is a sparsely populated ZIP code with a relatively young community — the median age is 36 years. Economically, 66066 is a middle-income ZIP code: the median household income of $76,733 is near the national average.

Real estate in ZIP code 66066 represents an affordable housing market. The median home value of $215,100 is below the national average. Renters can expect to pay around $852 per month in median rent. Homeownership is strong here — 88.1% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 25% since 2019.

The population of 66066 is primarily White (90.73%). Residents are moderately educated — 33.6% hold a bachelor's degree or higher, which is near the national average. Poverty affects a relatively small share of residents at 9.4%. Household income has grown by 22% since 2019.

The unemployment rate in 66066 stands at 0.3%, which is well below the national average. About 11% of workers are remote. As in most parts of the country, driving alone is the dominant commute mode at 75%.

Overall, ZIP code 66066 in Oskaloosa, KS is characterized as middle-income, moderately educated, a relatively young community, and predominantly owner-occupied. With 2,750 residents, a median household income of $76,733, and a median home value of $215,100, it offers a clear picture of life in this part of Kansas.