San Luis Obispo County, CA population between 2000 and 2023
Over the last 20 plus years, between 2000 and 2023, population of San Luis Obispo County increased by 33,708. In this period, the peak population was 283,250 in the year 2018. The numbers suggest that the population has already reached its peak and is showing a trend of decline.
| Year | Population | Year on Year Change | Change in Percent |
|---|---|---|---|
| 2000 | 247,931 | - | - |
| 2001 | 251,679 | 3,748 | 1.51% |
| 2002 | 253,333 | 1,654 | 0.66% |
| 2003 | 254,915 | 1,582 | 0.62% |
| 2004 | 256,916 | 2,001 | 0.78% |
| 2005 | 258,660 | 1,744 | 0.68% |
| 2006 | 260,551 | 1,891 | 0.73% |
| 2007 | 262,810 | 2,259 | 0.87% |
| 2008 | 266,262 | 3,452 | 1.31% |
| 2009 | 267,894 | 1,632 | 0.61% |
| 2010 | 269,800 | 1,906 | 0.71% |
| 2011 | 271,056 | 1,256 | 0.47% |
| 2012 | 274,174 | 3,118 | 1.15% |
| 2013 | 275,713 | 1,539 | 0.56% |
| 2014 | 278,271 | 2,558 | 0.93% |
| 2015 | 280,138 | 1,867 | 0.67% |
| 2016 | 281,884 | 1,746 | 0.62% |
| 2017 | 282,473 | 589 | 0.21% |
| 2018 | 283,250 | 777 | 0.28% |
| 2019 | 282,728 | -522 | -0.18% |
| 2020 | 281,884 | -844 | -0.30% |
| 2021 | 279,464 | -2,420 | -0.86% |
| 2022 | 282,046 | 2,582 | 0.92% |
| 2023 | 281,639 | -407 | -0.14% |
TABLE OF CONTENTS
San Luis Obispo County, CA population from 2000 to 2023
From 2000 to 2010, San Luis Obispo County's population increased by 21,869 (8.82%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 9.63%.
From 2010 to 2020, San Luis Obispo County's population increased by 12,084 (4.48%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.18% .
After the COVID19 pandemic and, between the year 2020 and 2023, San Luis Obispo County's population decreased by 245 (0.09%).For the same period, the rate of growth for the United States was 1.02%.
FIGURE 1
San Luis Obispo County's population from 2000 to 2023.
The estimated population at the end of 2023 was 281,639.
Between the year 2000 and 2023, San Luis Obispo County's population peaked in year 2018 at 283,250.
Between the year 2000 and 2023, San Luis Obispo County's population was lowest in year 2000 at 247,931.
San Luis Obispo County, CA annual population growth rate
Between the years 2000 and 2023, i.e. 23 annual cycles, the population of San Luis Obispo County grew year by year for 19 years and declined for 4 years.
From 2000 to 2023, San Luis Obispo County had an average annual population growth rate of 0.59% per year. Overall the population grew 13.60% between 2000 and 2023.
FIGURE 2
San Luis Obispo County annual population growth rate
The average annual growth rate from 2000 to 2023 was 0.59% per year.
From 2000 to 2001 San Luis Obispo County population grew the most, with an increase of 3,748 people (a 1.51% year-on-year increase)..
From 2020 to 2021 San Luis Obispo County population experienced the most significant decrease, with a decline of 2,420 people (a 0.86% year-on-year decline).
Things to know
Is San Luis Obispo County, CA population increasing or decreasing?
According to the latest data from U.S. Census Bureau's population estimates, San Luis Obispo County's population increased by 2,175 between 2021 and 2023. The increase was 2,582 (increased) between 2021 and 2022; and decrease of 407 (0.14%) between 2022 and 2023.
How has the population of San Luis Obispo County, CA changed in the last 10 years?
Between 2013 and 2023, population of San Luis Obispo County increased by 5,926 (2.15%). The population was highest at 283,250 in the year 2018 and lowest at 278,271 in the year 2014. Overall the average growth rate witnessed for the last 10 years was 0.21%.
References
- US Census Bureau Population Estimates Population Estimates Program (PEP)