San Miguel CDP (San Luis Obispo County) is home to 3,227 people in California. Since 2000 the city has more than doubled, up 1,800 people. The median age is 30.4, younger than the US median of 38.9. The foreign-born share is 37%. 16% of adults hold a bachelor's degree, below the 36% national rate. That puts it in the top 9% of US cities for household income.
At a glance
Wealthier
median household income $95,458, above the US median
US median: $82,259
Younger
median age 30.4
US median: 38.9
Less educated
16% hold a bachelor's degree
US average: 36%
Less affordable
home values up 145%, inflation adjusted
US median home: $376,019
Unique to this place
What stands out about San Miguel CDP (San Luis Obispo County)
What changed most since 1990
Hispanic share10.7% → 77.5%(+66.8 pts)US over the same years: +9.9 pts
White share86.3% → 18.4%(−67.9 pts)US over the same years: −17.8 pts
Population1,046 → 3,227(+209%)US over the same years: +35%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans
Veterans by period of service, 2024
Gulf War (2001 or later)32.2%(37)
US avg: 26.4%
Gulf War (1990s)22.6%(26)
US avg: 24.3%
Vietnam era0%(0)
US avg: 33.1%
Korean War0%(0)
US avg: 4.5%
World War II0%(0)
US avg: 1%
Share of the 115 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time
San Miguel CDP (San Luis Obispo County), decade by decade
San Miguel CDP (San Luis Obispo County) population, inflation-adjusted income and home value, education, and diversity by year
Year
Population
Median household income
Median home value
Bachelor's degree+
Diversity score
1990
1,046
$67,471
$213,846
4.2%
30.3
2000
1,427
$60,596
$219,874
9.3%
68.9
2010
2,336
$60,673
$421,214
12.0%
69.0
2020
3,172
$76,566
$405,669
11.5%
63.3
2024
3,227
$95,458
$539,700
16.4%
45.5
Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.
Drill deeper
Places similar to San Miguel CDP (San Luis Obispo County)
How many people live in San Miguel CDP (San Luis Obispo County), California?
San Miguel CDP (San Luis Obispo County), California has about 3,227 residents according to the 2024 American Community Survey.
What is the median household income in San Miguel CDP (San Luis Obispo County), California?
The typical household in San Miguel CDP (San Luis Obispo County), California earns about $95,458 a year. Half of households make more than that, and half make less.
Is San Miguel CDP (San Luis Obispo County), California expensive?
In San Miguel CDP (San Luis Obispo County), California, the median home is worth about $539,700, and the typical rent is about $1,791 a month.
How educated are people in San Miguel CDP (San Luis Obispo County), California?
About 16.4% of adults age 25 and over in San Miguel CDP (San Luis Obispo County), California hold a bachelor's degree or higher.
What is the poverty rate in San Miguel CDP (San Luis Obispo County), California?
About 27.0% of people in San Miguel CDP (San Luis Obispo County), California live below the federal poverty line.
Has San Miguel CDP (San Luis Obispo County), California grown since 1990?
Yes, San Miguel CDP (San Luis Obispo County), California has grown since 1990. The population has added about 2,181 residents, a change of about 209 percent over that period.
