Onyx, CA ZIP Codes
One ZIP code serves Onyx, California: 93255. Together they are home to 470 residents in 214 households. That is more than the 245 people counted inside Onyx Census-designated place, because these ZIP codes reach past its boundary.
Onyx Census-designated place
| Measure | Census figure |
|---|---|
| Residents | 245 |
| Households | 127 |
| Median household income | $24,297 |
| Median home value | not published |
| Median age | 22.8 |
| Median rent | not published |
All 1 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 470 |
| Households (sum of ZIP codes) | 214 |
| Median household income, range across ZIP codes | $24,583 (93255) to $24,583 (93255) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $24,583 |
| Homeowners | 55.1% |
| Households with kids under 18 | 20.6% |
| Moved in the past year | 8.7% |
| Carrier routes in EDDM2GO's route library | 1 routes, 53 homes (1 of 1 ZIP codes) |
Every ZIP code in Onyx
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 93255 | Onyx | 470 | 214 | $24,583 | — | 55.1% | 20.6% | 8.7% | 1 | 55 | 5% of its land; mailing city |
A ZIP code is listed for Onyx when at least 10% of its land lies inside the Onyx Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Onyx. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Onyx.
Counties
- Kern County — 51 ZIP codes
Price a mailing to Onyx ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Onyx, CA?
- 93255. A ZIP code is listed for Onyx when at least 10% of its land lies inside the Onyx Census-designated place, when it holds at least 10% of the place's land, or when its USPS mailing city is Onyx.
- What is the population of Onyx, CA?
- The Census Bureau counts 245 residents inside Onyx Census-designated place (ACS 2020–2024). The 1 ZIP code that serve Onyx hold 470 residents in all.
- What is the median household income in Onyx, CA?
- $24,297 inside Onyx Census-designated place, per the Census Bureau. Across its ZIP codes the medians run from $24,583 to $24,583.
- How many carrier routes and mailboxes are in Onyx, CA?
- For the 1 of 1 ZIP codes in EDDM2GO's stored route library: 1 carrier routes reaching 53 residential and 2 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.