San Luis Obispo County, California Population 2019

San Luis Obispo County, California's estimated population is 282,838 with a growth rate of 0.31% in the past year according to the most recent United States census data. San Luis Obispo County, California is the 23rd largest county in California.

Year Population Growth Growth Rate
2018284,0101,1720.41%
2017282,8388800.31%
2016281,9581,7870.64%
2015280,1711,8750.67%
2014278,2962,5450.92%
2013275,7511,5670.57%
2012274,1843,1341.16%
2011271,0501,2450.46%
2010269,80552,64324.24%
1990217,16261,72739.71%
1980155,43549,74547.07%
1970105,69024,64630.41%
196081,04429,62757.62%
195051,41718,17154.66%
194033,2463,63312.27%
193029,6137,72035.26%
192021,8932,51012.95%
191019,3832,74616.51%
190016,6375653.52%
189016,0726,93075.80%
18809,1424,37091.58%
18704,7722,990167.79%
18601,7821,446430.36%
18503360.00%

San Luis Obispo County, California Population Growth

Population Data via

Population by Race

Race Population
White240,584
Some Other Race11,804
Asian10,276
Two or More Races9,741
Black or African American5,393
American Indian and Alaska Native2,041
Native Hawaiian and Other Pacific Islander280

San Luis Obispo County, California Population Pyramid 2019

San Luis Obispo County, California Median Age

39


Total

37.3


Male

41.3


Female

San Luis Obispo County, California Adults

There are 229,353 adults, (50,662 of whom are seniors) in San Luis Obispo County, California.

San Luis Obispo County, California Age Dependency

56.8

Age Dependency Ratio

28.4

Old Age Dependency Ratio

28.4

Child Dependency Ratio

San Luis Obispo County, California Sex Ratio

Female

137,937

49.24%

Male

142,182

50.76%

San Luis Obispo County, California Households and Families

San Luis Obispo County, California Renter vs Owner Occupied by Household Type

San Luis Obispo County, California Household Types

Type Owner Renter
Married75%25%
All60%40%
Male47.1%52.9%
Non Family45.3%54.7%
Female40%60%

60.0%

Rate of Home Ownership

Type Count Average Size Owned
All105,0442.5160
Married53,4153.0675
Non Family38,5791.5145.3
Female8,7703.2340
Male4,2803.347.1

3

Average Family Size

2.51

Average Household Size

6.1%

Unmarried (Opposite Sex)

0.4%

Unmarried (Same Sex)

San Luis Obispo County, California Education

Education Attained Count Percentage
Less Than 9th Grade7,9724.29%
9th to 12th Grade9,7365.24%
High School Graduate36,80519.81%
Some College49,33726.55%
Associates Degree18,77610.11%
Bachelors Degree39,29921.15%
Graduate Degree23,87812.85%

San Luis Obispo County, California Educational Attainment by Race

Name Total High School Bachelors
White139,088133,69054,070
Hispanic33,18722,5034,446
Other Race6,6524,334615
Asian5,8575,3622,678
Multiple Races4,3073,9731,376
Black3,7852,941610
Native American1,4671,308300
Islander185177

The highest rate of high school graduation is among white people with a rate of 96.12%.

The highest rate of bachelors degrees is among asian people with a rate of 45.72%.

Name Average Male Female
Overall$40,696$50,493$32,082
Less Than High School$23,406$26,966$15,977
High School Grad$32,014$41,059$25,355
Some College$36,811$49,418$29,867
Bachelors Degree$52,792$66,520$43,135
Graduate Degree$67,896$82,319$60,702

$40,696

Average Earnings

$50,493

Average Male

$32,082

Average Female

San Luis Obispo County, California Language

San Luis Obispo County, California Language by Age

San Luis Obispo County, California Language

81.80% of San Luis Obispo County, California residents speak only English, while 18.20% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 13.99% of the population.

San Luis Obispo County, California Poverty

San Luis Obispo County, California Poverty by Race

Name Total In Poverty Poverty Rate
White186,00823,55612.66%
Hispanic59,3729,55216.09%
Other10,6552,27021.30%
Asian8,2391,30115.79%
Multiple8,9141,20213.48%
Black3,3141,02230.84%
Native1,9381075.52%

13.79%

Overall Poverty Rate

13.31%

Male Poverty Rate

14.26%

Female Poverty Rate

Poverty in San Luis Obispo County, California

The race most likely to be in poverty in San Luis Obispo County, California is Black, with 30.84% below the poverty level.

The race least likely to be in poverty in San Luis Obispo County, California is Native, with 5.52% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.15%. Among those working part-time, it was 23.05%, and for those that did not work, the poverty rate was 19.04%.

Name Poverty
Less Than High School18.91%
High School10.98%
Some College9.16%
Bachelors or Greater4.19%
Name Poverty
Male Unemployed39.64%
Female Unemployed24.43%
Female Employed10.52%
Male Employed7.23%

San Luis Obispo County, California Income

San Luis Obispo County, California Income by Household Type

Name Median Mean
Households$67,175$87,933
Families$83,084$104,489
Married Families$95,079$115,797
Non Families$39,249$55,596

San Luis Obispo County, California Marital Status

San Luis Obispo County, California Marital Status

Marriage Rates

48.4%

Overall Marriage Rate

48.6%

Male Marriage Rate

48.1%

Female Marriage Rate

San Luis Obispo County, California Married by Age and Sex

San Luis Obispo County, California Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

San Luis Obispo County, California Marital Status by Race

San Luis Obispo County, California Veterans

17,555

Number of Veterans

16,471

Male Veterans

1,084

Female Veterans

War Veterans
Vietnam7,448
Korea2,310
First Gulf War2,155
Second Gulf War1,752
World War II1,216

San Luis Obispo County, California Veterans by Race

Name Veterans % of Total
White16,1018.15%
Hispanic1,3743.22%
2 or More4577.19%
Black4149.11%
Asian2392.67%
Other2152.57%
Indian1297.55%

San Luis Obispo County, California Veterans by Education

6.80%

Veteran Poverty Rate

32.13%

Veteran Disability Rate

San Luis Obispo County, California Employment Status

58.5%

Labor Force Participation

55%

Employment Rate

4.8%

Unemployment Rate

Population of Cities in San Luis Obispo County, California

City 2010 Census 2016 Estimated Growth Growth Rate
San Luis Obispo451644753623725.25%
El Paso de Robles Paso Robles297853190721227.12%
Atascadero283043033020267.16%
Arroyo Grande17246180978514.93%
Grover Beach13157136414843.68%
Morro Bay10234106484144.05%
Pismo Beach765081985487.16%
  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990