Petrolia, California is a small town situated in Humboldt County. With a population of 436, Petrolia is an intimate and thriving community that offers plenty of amenities and activities for its residents and visitors. Local businesses in the area include the Petrolia General Store, Redwood Coast Veterinary Clinic, and Petrolia Gas Station. Year-round outdoor activities such as camping, fishing, hiking, picnicking are available at nearby parks like Honeydew Creek Arboretum or Confusion Hill Redwood Park. Other local organizations include the Lost Coast Youth Sports League which provides kids with sports opportunities through organized leagues and tournaments. Lastly, Petrolia is home to an annual 4th of July parade that showcases the town’s pride and spirit. With a population density of only 2 people per square mile compared to the US average of 93 people per square mile, Petrolia offers a peaceful retreat to enjoy all that it has to offer.
The population in Petrolia (zip 95558) is 436. There are 2 people per square mile aka population density. The median age in Petrolia (zip 95558) is 62.2, the US median age is 38.4. The number of people per household in Petrolia (zip 95558) is 2.1, the US average of people per household is 2.6.
Family in Petrolia (zip 95558)
- 47.3% are married
- 14.1% are divorced
- 30.8% are married with children
- 4.4% have children, but are single
Race in Petrolia (zip 95558)
- 81.7% are White
- 0.0% are Black
- 3.7% are Asian
- 2.1% are Native American
- 0.0% claim Other
- 3.0% claim Hispanic ethnicity
- 9.6% Two or more races
- 0.0% Hawaiian, Pacific Islander