Los Osos, California Population 2024

15,523

Los Osos is a city located in San Luis Obispo County California. Los Osos has a 2024 population of 15,523. Los Osos is currently declining at a rate of annually and its population has decreased by -4.02% since the most recent census, which recorded a population of 16,174 in 2020.

The average household income in Los Osos is $106,777 with a poverty rate of 9.37%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in Los Osos is 47.6 years, 47.7 years for males, and 47.5 years for females.

Los Osos Demographics

According to the most recent ACS, the racial composition of Los Osos was:

  • White: 81.59%
  • Two or more races: 8.99%
  • Asian: 4.28%
  • Other race: 3.88%
  • Black or African American: 0.62%
  • Native American: 0.5%
  • Native Hawaiian or Pacific Islander: 0.15%
Land Area (mi²)
12.8 sq mi
Density (mi²)
1,216.20/sq mi
Growth Since 2020
-4.02% (-651)
The current population of Los Osos, California is 15,523 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 16,174.

Los Osos, California Population 2024

Population by Race

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Race
Population
Percentage (of total)
White12,66581.59%
Two or more races1,3958.99%
Asian6644.28%
Other race6023.88%
Black or African American960.62%
Native American770.5%
Native Hawaiian or Pacific Islander240.15%
showing: 7 rows

White

Two or more races

Asian

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Los Osos Population by Race

Los Osos Population Pyramid 2024

Los Osos Median Age

47.6

Total

47.7

Male

47.5

Female

Los Osos Adults

There are 12,750 adults, (4,122 of whom are seniors) in Los Osos.

Los Osos Age Dependency

79.9

Age Dependency Ratio

47.8

Old Age Dependency Ratio

32.1

Child Dependency Ratio

Los Osos Sex Ratio

Female7,64349.24%
Male7,88050.76%

Los Osos Population by Age

Los Osos Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All6,3742.4168.731.3
Married3,4023.0577.522.5
Non Family2,1931.2759.140.9
Female4942.7257.742.3
Male2852.9357.542.5
showing: 5 rows

2.89

Average Family Size

2.41

Average Household Size

68.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Los Osos Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Los Osos Educational Attainment by Sex (over 25)

Los Osos Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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The highest rate of high school graduation is among white people with a rate of 96.55%.

The highest rate of bachelors degrees is among white people with a rate of 50.29%.

Los Osos Educational Attainment by Race

All

Male

Female

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$44,190

Average Earnings

$61,086

Average Male

$28,228

Average Female

Los Osos Earnings by Educational Attainment

Los Osos Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Los Osos Language

87.75% of Los Osos residents speak only English, while 12.25% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 7.04% of the population.

Los Osos Language

Los Osos Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White11,2777586.72%
Hispanic2,84852018.26%
Multiple1,39531822.8%
Other60219131.73%
Asian6638112.22%
Native772329.87%
Black961010.42%
showing: 7 rows

9.37%

Overall Poverty Rate

8.94%

Male Poverty Rate

9.81%

Female Poverty Rate

Poverty in Los Osos

The race most likely to be in poverty in Los Osos is Other, with 31.73% below the poverty level.

The race least likely to be in poverty in Los Osos is White, with 6.72% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.24%. Among those working part-time, it was 14.61%, and for those that did not work, the poverty rate was 12.55%.

Los Osos Poverty

rate

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Rate
Poverty
Less Than 9th Grade22.6%
High School14.52%
Some College10.6%
Bachelors or Greater4.77%
showing: 4 rows

Los Osos Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed34.01%
Female Unemployed16.39%
Female Employed9.33%
Male Employed5.15%
showing: 4 rows

Los Osos Poverty Rate by Employment Status and Sex

Los Osos Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

Los Osos Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

53.8%

Overall Marriage Rate

53.8%

Male Marriage Rate

53.9%

Female Marriage Rate

Los Osos Married by Age and Sex

male

female

Los Osos 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 55-64.

Los Osos Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Los Osos Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

1,105

Number of Veterans

1,067

Male Veterans

38

Female Veterans

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Los Osos Veterans by War

count

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Los Osos Veterans by Age

count

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Los Osos Veterans by Race

Los Osos Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

1.63%

Veteran Poverty Rate

22.9%

Veteran Disability Rate

Los Osos Veterans by Education

LaborForceParticipation

59.5%

Labor Force Participation

56.2%

Employment Rate

5.6%

Unemployment Rate

Los Osos Employment by Age

LaborForceParticipation

Los Osos Employment by Race

LaborForceParticipation

Los Osos 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

66.82%

Born in Los Osos

91.79%

Native Born

8.21%

Foreign Born

3.5%

Non Citizen

4.72%

Naturalized

Place of Birth

91.79% of Los Osos residents were born in the United States, with 66.82% having been born in California. 3.5% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Los Osos Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
202415,523
202315,523
202215,523-169-1.08%
202115,692-482-2.98%
202016,174-359-2.17%
201916,5332411.48%
201816,2925783.68%
201715,7141110.71%
201615,6032151.4%
201515,3886104.13%
201414,7786014.24%
201314,177-697-4.69%
201214,874-76-0.51%
201114,9506744.72%
201014,276
showing: 15 rows

Los Osos Population by Year