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The total population of San Luis Obispo County is estimated to be 281,712 with 142,477 males (50.58%) and 139,235 females (49.42%). There are 3,242 less females than males in San Luis Obispo County.
The median household income in San Luis Obispo County was $89,190 in 2021, which marked an an increase of 864(0.98%) from $88,326 in 2020. This income is 119.55% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, San Luis Obispo County sees its highest median household income among householders in the age group of 45 to 64 years old, at $116,035. Overall, the median household income for the county of San Luis Obispo County stands at $90,216.
In San Luis Obispo County, the median income for all workers aged 15 years and older, regardless of work hours, was $47,946 for males and $32,881 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $77,771 for males and $59,771 for females.
In San Luis Obispo County, the demographic landscape is diverse, spanning 6 distinct racial categories among households. Among these, American Indian and Alaska Native households have the highest median household income at $102,885, while Black or African American households represent the opposite end with the lowest median household income of $72,252.
In 2022, the population of San Luis Obispo County was 282,013, a 0.97% increase year-by-year from 2021. Previously, in 2021, San Luis Obispo County's population was 279,298, a decline of 0.92% compared to a population of 281,879 in 2020.
The median age in San Luis Obispo County, CA is 39.7, as per 2021 ACS 5-Year Estimates. Of the total population, 14.65% were under the age of 15, 23.76% aged 15 to 29, 41.35% aged 30 to 64, 17.91% aged 65 to 84, and 2.33% were 85 years of age and older.
Racial distribution of San Luis Obispo County population: 79.86% are White, 1.50% are Black or African American, 0.84% are American Indian and Alaska Native, 3.58% are Asian, 0.11% are Native Hawaiian and other Pacific Islander, 4.54% are some other race and 9.57% are multiracial.