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CA Regular School High School

Mattole Triple Junction High

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29289 Chambers Rd., Petrolia, CA 95558 • Humboldt County
(707) 629-3250
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Local Area Demographics & Housing Comparison (ZIP 95558)

Comparative socio-economic indicators across local, municipal, county, state, and national benchmarks.

Census ACS 5-Year Data
Median Household Income Median Home Value Poverty Rate (%)
Peak Value: $900,000
$0k 0% $225k 10% $450k 20% $675k 30% $900k 40% ZIP 95558 Income: $51,250 $51k N/A ZIP 95558 This ZIP Petrolia Income: $51,250 $51k N/A Petrolia City Average Humboldt County Income: $63,591 $64k Humboldt County Home Value: $451,111 $451k Humboldt County County Average California Income: $99,012 $99k California Home Value: $750,271 $750k California State Average United States Income: $76,308 $76k United States Home Value: $277,906 $278k United States U.S. National ZIP 95558 Poverty Rate: 29.5% 29.5% Petrolia Poverty Rate: 29.5% 29.5% Humboldt County Poverty Rate: 18.3% 18.3% California Poverty Rate: 11.8% 11.8% United States Poverty Rate: 12.4% 12.4%
Geographic Area Median
Household Income		 Median
Home Value		 Poverty
Rate		 Total
Population
ZIP 95558 Current ZIP
$51,250 Not reported 29.5% 244
Petrolia (City Average)
$51,250 Not reported 29.5% 244
Humboldt County (County Average)
$63,591 $451,111 18.3% 134,731
California (State Average)
$99,012 $750,271 11.8% 38,936,452
United States (U.S. National)
$76,308 $277,906 12.4% 335,555,510