San Luis Obispo, California Population 2024

49,928

San Luis Obispo Demographics

According to the most recent ACS, the racial composition of San Luis Obispo was:

  • White: 75.91%
  • Two or more races: 11.66%
  • Asian: 5.36%
  • Other race: 5.16%
  • Black or African American: 1.19%
  • Native American: 0.57%
  • Native Hawaiian or Pacific Islander: 0.15%
Land Area (mi²)
13.5 sq mi
Density (mi²)
3,707.0/sq mi
Growth Since 2020
5.8% (2,737)
The current population of San Luis Obispo, California is 49,928 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 47,191.

Population by Race

Race
Population
Percentage (of total)
White36,46775.91%
Two or more races5,60311.66%
Asian2,5735.36%
Other race2,4795.16%
Black or African American5701.19%
Native American2740.57%
Native Hawaiian or Pacific Islander730.15%

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

San Luis Obispo Population by Race

San Luis Obispo Population Pyramid 2024

San Luis Obispo Median Age

26.2

Total

25

Male

28

Female

San Luis Obispo Adults

There are 42,872 adults, (6,575 of whom are seniors) in San Luis Obispo.

San Luis Obispo Age Dependency

32.3

Age Dependency Ratio

18.1

Old Age Dependency Ratio

14.2

Child Dependency Ratio

San Luis Obispo Sex Ratio

Female24,06050.08%
Male23,97949.92%

San Luis Obispo Population by Age

San Luis Obispo Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All20,0052.343961
Non Family11,8301.9921.578.5
Married6,1882.8673.926.1
Female1,3412.8537.762.3
Male6462.6726.973.1

2.74

Average Family Size

2.34

Average Household Size

39.0%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

San Luis Obispo Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade5402.15%
Associates Degree1,9007.58%
Bachelors Degree7,82231.19%
Graduate Degree5,83123.25%
High School Graduate3,17912.68%
Less Than 9th Grade4581.83%
Some College5,35021.33%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

San Luis Obispo Educational Attainment by Sex (over 25)

San Luis Obispo Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White18,80318,28911,055
Hispanic3,7423,4021,170
2+ Races2,3052,198754
Other Race1,2361,096250
Asian1,2101,109838
Black281250159
Native American23021442
Islander33337

The highest rate of high school graduation is among islander people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 69.26%.

San Luis Obispo Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$71,008$95,256$60,113
Graduate Degree$96,250$121,743$81,875
High School Graduate$34,484$36,810$29,405
Less Than 9th Grade$30,186$31,719$24,773
Overall$59,924$71,797$55,097
Some College$42,247$42,190$42,308

$59,924

Average Earnings

$71,797

Average Male

$55,097

Average Female

San Luis Obispo Earnings by Educational Attainment

San Luis Obispo Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

San Luis Obispo Language

83.36% of San Luis Obispo residents speak only English, while 16.64% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 9.88% of the population.

San Luis Obispo Language

San Luis Obispo Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White33,2759,02527.12%
Hispanic8,1822,77533.92%
Multiple5,4981,92434.99%
Asian2,5171,13144.93%
Other2,46472229.3%
Black54732258.87%
Native2733914.29%

29.98%

Overall Poverty Rate

30.73%

Male Poverty Rate

29.23%

Female Poverty Rate

Poverty in San Luis Obispo

The race most likely to be in poverty in San Luis Obispo is Black, with 58.87% below the poverty level.

The race least likely to be in poverty in San Luis Obispo is Native, with 14.29% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 5.15%. Among those working part-time, it was 51.55%, and for those that did not work, the poverty rate was 33.88%.

San Luis Obispo Poverty

rate

Rate
Poverty
Less Than 9th Grade34.08%
High School21.17%
Some College9.32%
Bachelors or Greater5.09%

San Luis Obispo Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed55.13%
Female Unemployed38.99%
Female Employed28.19%
Male Employed19.77%

San Luis Obispo Poverty Rate by Employment Status and Sex

San Luis Obispo Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$121,671$159,711
Households$66,711$109,168
Married Families$144,503$-999,999,999
Non Families$43,274$71,875

mean

median

Income by Household Type

San Luis Obispo Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

29.7%

Overall Marriage Rate

30.6%

Male Marriage Rate

28.9%

Female Marriage Rate

San Luis Obispo Married by Age and Sex

male

female

San Luis Obispo Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 45-54.

San Luis Obispo Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

San Luis Obispo Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,414

Number of Veterans

1,252

Male Veterans

162

Female Veterans

War
Veterans
Vietnam593
Second Gulf War230
Korea197
First Gulf War144
World War II29

San Luis Obispo Veterans by War

count

Age Group
Veterans
75+609
65 to 74342
55 to 64202
35 to 54155
18 to 34106

San Luis Obispo Veterans by Age

count

Name
Veterans
% of Total
White1,2793.86%
Hispanic1522.29%
2+ Races1022.33%
Native American145.86%
Asian120.48%
Other Race70.35%

San Luis Obispo Veterans by Race

San Luis Obispo Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

2.99%

Veteran Poverty Rate

36.23%

Veteran Disability Rate

San Luis Obispo Veterans by Education

LaborForceParticipation

63.6%

Labor Force Participation

59.3%

Employment Rate

6.7%

Unemployment Rate

San Luis Obispo Employment by Age

LaborForceParticipation

San Luis Obispo Employment by Race

LaborForceParticipation

San Luis Obispo Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

68.19%

Born in San Luis Obispo

92.2%

Native Born

7.8%

Foreign Born

3.47%

Non Citizen

4.32%

Naturalized

Place of Birth

92.2% of San Luis Obispo residents were born in the United States, with 68.19% having been born in California. 3.47% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

San Luis Obispo Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202953,3506851.3%
202852,6656841.32%
202751,9816841.33%
202651,2976851.35%
202550,6126841.37%
202449,9286841.39%
202349,2447501.55%
202248,4945891.23%
202147,9057141.51%
202047,191-217-0.46%
201947,408-13-0.03%
201847,421-21-0.04%
201747,4422200.47%
201647,2223160.67%
201546,9064200.9%
201446,4863540.77%
201346,1323890.85%
201245,7433540.78%
201145,3891960.43%
201045,19300%
200044,1742,2165.28%
199041,9587,70622.5%
198034,2526,21622.17%
197028,0367,59937.18%
196020,4376,25744.13%
195014,1805,29959.67%
19408,8816057.31%
19308,2762,38140.39%
19205,89573814.31%
19105,1572,13670.71%
19003,021260.87%
18902,99575233.53%
18802,243-51,107-95.8%

San Luis Obispo Population by Year