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ZIP 66521 · Onaga

Who lives in ZIP code 66521 (Onaga, KS): age, income, housing, education and work.

Source: uszips 2026 (ACS-based ZIP file)

2026 ZIP profile

Onaga, KS · Pottawatomie County

uszips 2026
People1,417
Median age42.8
Household income$61,250
Home value$182,486
Median rent$982/mo
Poverty13.4%
College degree+27.5%
Commute19 min

Place

Metro area
Manhattan, KS
Time zone
Central
Density
3 / sq mi
Housing units
542

Spans 2 counties

Pottawatomie92%
Nemaha8%

Share of the ZIP's people in each county.

Age mix

Under 1013.3%
10–1911.3%
20s14.2%
30s8.1%
40s9.6%
50s13.1%
60s12.0%
70s10.4%
80+7.9%

26.0% are 65 or older; 76.9% are adults.

Household income

Under $25K19.8%
$25K–50K24.0%
$50K–75K10.3%
$75K–100K15.1%
$100K–150K21.6%
$150K+9.0%

30.6% of households earn $100K+. Median per person: $34,485.

Education (adults 25+)

Less than high school7.1%
High school35.8%
Some college29.5%
Bachelor's20.4%
Graduate7.1%

53.6% of degrees are in STEM fields.

Race

White90.3%
Black0.0%
Asian2.0%
Native American1.2%
Pacific Islander0.0%
Other0.0%
Two or more6.4%

2.8% Hispanic or Latino (of any race).

Households & family

Married
56.3%
Never married
18.6%
Divorced
13.9%
Widowed
11.3%
Family size
3.17
Dual-income families
55.6%

Housing

Own their home
65.3%
Rent burden
27.3%
Men / women
49% / 51%

Work

In labor force
57.1%
Unemployment
1.7%
Self-employed
20.0%
Farmers
25.7%

Community

Charitable givers
8.6%
Veterans
7.2%
With a disability
22.3%
No health insurance
5.7%
Limited English
0.0%

Source: uszips 2026 (ACS-based ZIP file). Shares are percentages of people, households or adults as the measure implies.

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