Onaga, KS ZIP code
The ZIP code for Onaga, Kansas is 66521. It is in Pottawatomie County.
- Population in these ZIPs
- 1,417
- Avg. median income
- $61,300population-weighted
- Typical home value
- $216,000population-weighted
- Metro area
- Manhattan, KS
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Onaga, KS ZIP code list
| ZIP code | Population | Median income | Typical home value |
|---|---|---|---|
| 66521 | 1,417 | $61,250 | $216,000 |
Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology
Cities near Onaga
- Havensville 8 mi
- Westmoreland 12 mi
- Emmett 12 mi
- Soldier 14 mi
- Vermillion 15 mi
- Centralia 16 mi
- Corning 16 mi
- Wamego 17 mi
- Belvue 17 mi
- Frankfort 17 mi
- Saint George 18 mi
- Saint Marys 20 mi
Frequently asked questions
What is the ZIP code for Onaga, KS?
The ZIP code for Onaga, KS is 66521.
What county is Onaga, Kansas in?
Onaga ZIP codes are in Pottawatomie County.