ZIP 93528 vs ZIP 93558

Source:

Johannesburg, CA — Red Mountain, CA

This side-by-side compares ZIP 93528 (Johannesburg, CA) and ZIP 93558 (Red Mountain, CA) using the same Census ACS 5-Year table fields for both — no averages swapped in, no national proxies. ZIP 93528 has a population of 172 at 18 people per square mile, while ZIP 93558 has 125 at 13 per square mile. That difference in population size and density alone reshapes how every other metric should be interpreted — a higher-income ZIP with 1,200 residents behaves very differently from one with 45,000.

On income and education, ZIP 93528 reports a median household income of against in ZIP 93558, with per-capita income of $14,133 vs . The share of adults holding a bachelor's degree or higher is 33.7% in 93528 and in 93558. Poverty rate reads 33.7% vs , and unemployment 25.8% vs — these four fields alone drive most of the difference in the scorecard grades you will see for each ZIP.

Housing separates these two ZIPs further: median home value sits at in 93528 versus in 93558, with median rent of and per month respectively. Homeownership rate is 100.0% vs . When reading the comparison table below, focus on paired metrics rather than single winners — a ZIP with lower home values and lower income is not strictly "worse" if rent-to-income ratios and commute times land in the same zone. Every value is pulled from the exact same ACS table so the two columns are genuinely comparable.

Compare different ZIP codes:

vs
Metric
93528
Johannesburg, CA
93558
Red Mountain, CA
Population 172 125
Median Household Income
Per Capita Income $14,133
Median Age 50.2
Bachelor's Degree or Higher 33.7%
Poverty Rate 33.7%
Unemployment Rate 25.8%
Median Home Value
Median Rent (monthly)
Homeownership Rate 100.0%
Population Density (per sq mi) 18 13

Values highlighted in green indicate the better metric where applicable. Source: U.S. Census Bureau ACS 2023.

Full Profile
93528
Johannesburg, CA
View full ZIP profile →
Full Profile
93558
Red Mountain, CA
View full ZIP profile →

What are common questions about this comparison?

How do ZIP codes 93528 and 93558 compare?
ZIP 93528 (Johannesburg, CA) has a population of 172 and a median household income of —. ZIP 93558 (Red Mountain, CA) has a population of 125 and a median household income of —.
Which ZIP code has higher income, 93528 or 93558?
Income data is not available for one or both of these ZIP codes.
How do I compare two ZIP codes on PlainZIP?
Visit plainzip.com/compare, enter two 5-digit U.S. ZIP codes, and click Compare. You can also navigate directly to /compare/XXXXX-vs-YYYYY to share a specific comparison.

All data sourced from the U.S. Census Bureau, American Community Survey (ACS) 5-Year Estimates (2023).

PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.

Data sourced from official U.S. Census ACS and HUD-USPS ZIP crosswalk data. See our methodology for details. Retrieved and formatted by PlainZIP Editorial.