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 Moderate-density area
- $79,990
- Median income Near-median income area
- $225,700
- Median home value Near-median home value
- 22.9%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 66066 (Oskaloosa, KS) rose +15.0% from 2023 to 2024.
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 average Kansas ZIP), while per-capita income is $44,657. Both reported hardship measures are comparatively low in absolute terms: poverty is 5.7% and unemployment is 0.9%. Housing is both higher-cost and owner-heavy: median home value is $225,700 (39% above the average Kansas ZIP), while 84.5% of occupied homes are owner-occupied and median rent is $849.
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. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in Jefferson County, so 66066 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 →
Top industries in ZIP 66066
Top 5 sectors by establishment count in Oskaloosa, KS
Which industries have the most business establishments in ZIP 66066.
- Retail trade
Retail trade
10 establishments
- Finance and insurance
Finance and insurance
8 establishments
- Health care and social assistance
Health care and social assistance
8 establishments
- Construction
Construction
7 establishments
- Accommodation and food services
Accommodation and food services
6 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, 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
Who lives in ZIP 66066?
37.4
Median Age
52.6%
Male
47.4%
Female
0.5%
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?
$79,990
Median Household Income
+11% vs state ZIP avg
$44,657
Per Capita Income
5.7%
Poverty Rate
0.9%
Unemployment Rate
28.9 min
Mean Commute Time
How ZIP 66066 ranks among Kansas ZIPs
Oskaloosa, 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)
$79,990 Top 27% higher than 73% 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
1,073housing units
1,073
Total Housing Units
1,049
Occupied Units
24
Vacant Units
2.25
Avg Household Size
Occupancy Type
$225,700
Median Home Value
+39% vs state ZIP avg
$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.
- 66054
Mc Louth (66054)
2,860 residents
- 66070
Ozawkie (66070)
2,661 residents
- 66066
Oskaloosa (66066)
2,636 residents
- 66073
Perry (66073)
2,537 residents
- 66088
Valley Falls (66088)
2,457 residents
- 66097 1,071
Winchester (66097)
1,071 residents
What this shows Among its immediate neighbors, ZIP 66066 ranks #3 by population - useful context the national average alone can't give.
ZIP 66066 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 66054
Mc Louth (66054)
$98,214 median income
- 66073
Perry (66073)
$86,641 median income
- 66070
Ozawkie (66070)
$85,714 median income
- 66066
Oskaloosa (66066)
$79,990 median income
- 66088
Valley Falls (66088)
$75,795 median income
- 66097
Winchester (66097)
$66,369 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 66066, both outside KS so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (2,636 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Jefferson County
Related Areas
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.
Related
Take this with you
What to do with ZIP 66066's numbers, next.
- See how ZIP 66066 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Oskaloosa, 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.