Onaga, KS ZIP Codes
One ZIP code serves Onaga, Kansas: 66521. Together they are home to 1,417 residents in 542 households. That is more than the 727 people counted inside Onaga city limits, because these ZIP codes reach past its boundary.
Onaga city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 727 |
| Households | 294 |
| Median household income | $49,444 |
| Median home value | $116,200 |
| Median age | 53.4 |
| Median rent | $945 |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 1,417 |
| Households (sum of ZIP codes) | 542 |
| Median household income, range across ZIP codes | $61,250 (66521) to $61,250 (66521) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $61,250 |
| Homeowners | 65.3% |
| Households with kids under 18 | 32.5% |
| Moved in the past year | 12.4% |
| Carrier routes in EDDM2GO's route library | not loaded yet |
Every ZIP code in Onaga
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 66521 | Onaga | 1,417 | 542 | $61,250 | $193,000 | 65.3% | 32.5% | 12.4% | — | — | 0% of its land; mailing city |
A ZIP code is listed for Onaga when at least 10% of its land lies inside Onaga city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Onaga. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Onaga.
Counties
- Pottawatomie County — 11 ZIP codes
Price a mailing to Onaga ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Onaga, KS?
- 66521. A ZIP code is listed for Onaga when at least 10% of its land lies inside Onaga city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Onaga.
- What is the population of Onaga, KS?
- The Census Bureau counts 727 residents inside Onaga city limits (ACS 2020–2024). The 1 ZIP code that serve Onaga hold 1,417 residents in all.
- What is the median household income in Onaga, KS?
- $49,444 inside Onaga city limits, per the Census Bureau. Across its ZIP codes the medians run from $61,250 to $61,250.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.