Oneida, KS ZIP Codes
2 ZIP codes serve Oneida, Kansas: 66538 and 66522. Together they are home to 3,732 residents in 1,387 households. That is more than the 137 people counted inside Oneida city limits, because these ZIP codes reach past its boundary.
Oneida city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 137 |
| Households | 30 |
| Median household income | $65,000 |
| Median home value | $45,000 |
| Median age | 23.3 |
| Median rent | not published |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 3,732 |
| Households (sum of ZIP codes) | 1,387 |
| Median household income, range across ZIP codes | $78,981 (66538) to $78,981 (66538) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $78,981 |
| Homeowners | 80.9% |
| Households with kids under 18 | 29.9% |
| Moved in the past year | 8.7% |
| Carrier routes in EDDM2GO's route library | 6 routes, 1,478 homes (2 of 2 ZIP codes) |
Every ZIP code in Oneida
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 66538 | Seneca | 3,602 | 1,361 | $78,981 | $299,300 | 81.0% | 29.4% | 7.7% | 5 | 1,602 | 0% of its land |
| 66522 | Oneida | 130 | 26 | $57,500 | $50,000 | 76.9% | 53.8% | 35.7% | 1 | 22 | 90% of its land; mailing city |
A ZIP code is listed for Oneida when at least 10% of its land lies inside Oneida city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Oneida. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Oneida.
Counties
- Nemaha County — 14 ZIP codes
Price a mailing to Oneida ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Oneida, KS?
- 66538 and 66522. A ZIP code is listed for Oneida when at least 10% of its land lies inside Oneida city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Oneida.
- What is the population of Oneida, KS?
- The Census Bureau counts 137 residents inside Oneida city limits (ACS 2020–2024). The 2 ZIP codes that serve Oneida hold 3,732 residents in all.
- What is the median household income in Oneida, KS?
- $65,000 inside Oneida city limits, per the Census Bureau. Across its ZIP codes the medians run from $78,981 to $78,981.
- How many carrier routes and mailboxes are in Oneida, KS?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 6 carrier routes reaching 1,478 residential and 147 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.