Arroyo Grande is located in California. Arroyo Grande, California 93420has a population of 17,885. Arroyo Grande 93420 is more family-centric than the surrounding county with 23% households with children. The county percentage for households with children is 22%.
The median household income in Arroyo Grande, California 93420 is $86,891. The median household income for the surrounding county is $77,840 compared to the national median of $66,222. The median age of people living in Arroyo Grande 93420 is 46 years.
The average high temperature in July is 71.2 degrees, with an average low temperature in January of 42.6 degrees. The annual precipitation is 17.79.