Onyx, CA · standard
ZIP Code 93255
Kern County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 614
- 1/sq mi Low-density area
- $24,583
- Median income Below-median income area
- 0.0%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Onyx pairs one of the lowest household incomes in the country, in a rural, mixed-tenure area.
- 1st pct
- household income, US ZIPs
- 1
- people per sq mi
- 55%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 93255 against every reporting US ZIP.
ZIP code 93255 is a sparsely populated ZIP (a standard USPS delivery area) in Onyx, Kern County, California, home to just 614 residents across 558.2 square miles, a density of 1 people per square mile, in the Los Angeles time zone.
ZIP 93255 sits on the lower end of the income spectrum: median household income is $24,583 (76% below the average California ZIP), while per-capita income is $18,688. Economic pressure is pronounced: 40.6% of residents are below the poverty line and unemployment is 24.0%. The ACS does not report a median home value for this ZIP, so housing cost context is limited to the available tenure and rent fields.
Formal educational attainment runs low here: just 0.0% of adults hold a bachelor's degree or higher, the median age is 32.8, and the average commute is -. No nearby ZIP peer set is available for this delivery area, so the California and national benchmarks above are the appropriate context for 93255.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 93255, Onyx, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
614
Population
558.2
Area (sq mi)
1
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 93255?
32.8
Median Age
33.6%
Male
66.4%
Female
14.7%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$24,583
Median Household Income
-76% vs state ZIP avg
$18,688
Per Capita Income
40.6%
Poverty Rate
24.0%
Unemployment Rate
How ZIP 93255 ranks among California ZIPs
Onyx, CA household income vs. every California ZIP code
Median household income among 1,583 reporting California ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$24,583 0th percentile higher than 0% of 1,583 California ZIPs
Each bar is a $20K-wide band; taller bars hold more California ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
291housing units
291
Total Housing Units
214
Occupied Units
77
Vacant Units
2.20
Avg Household Size
Occupancy Type
$1,250
Median Rent
1976
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 93255, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Kern County
Related Areas
Frequently Asked Questions
What county is ZIP code 93255 in?
ZIP code 93255 (Onyx) is located in Kern County, California. Kern County contains multiple ZIP codes, see the full list at /counties/kern-ca.
What is the population of ZIP code 93255?
ZIP code 93255 in Onyx, CA has a population of 614 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 93255?
The median household income in ZIP 93255 is $24,583, which is 68% below the national average of $76,288.
What is the demographic makeup of ZIP 93255?
The largest racial group in ZIP 93255 is White at 47.9%. Hispanic or Latino residents make up 27.0% of the population.
What percentage of residents own vs. rent in ZIP 93255?
In ZIP code 93255, approximately 55.1% of occupied housing units are owner-occupied and 44.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 93255?
The poverty rate in ZIP code 93255 is 40.6% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
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What to do with ZIP 93255's numbers, next.
- See how ZIP 93255 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Onyx, CA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.