Half Moon Bay, California Population 2021

12,848
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Half Moon Bay is a city located in California. With a 2020 population of 12,848, it is the 345th largest city in California and the 2584th largest city in the United States. Half Moon Bay is currently declining at a rate of -0.33% annually but its population has increased by 13.46% since the most recent census, which recorded a population of 11,324 in 2010. Half Moon Bay reached it's highest population of 12,974 in 2018. Spanning over 6 miles, Half Moon Bay has a population density of 1,999 people per square mile.

The average household income in Half Moon Bay is $182,559 with a poverty rate of 5.38%. The median rental costs in recent years comes to $1,869 per month, and the median house value is $999,500. The median age in Half Moon Bay is 46.8 years, 45.9 years for males, and 47 years for females. For every 100 females there are 86.8 males.

Half Moon Bay Demographics

According to the most recent ACS, the racial composition of Half Moon Bay was:

  • White: 78.78%
  • Other race: 11.26%
  • Asian: 6.51%
  • Two or more races: 2.30%
  • Black or African American: 0.68%
  • Native Hawaiian or Pacific Islander: 0.47%
  • Native American: 0.00%
The current population of Half Moon Bay, California is 12,848, based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 12,974.The last official US Census in 2010 recorded the population at 11,324.

Half Moon Bay, California Population 2021

Population by Race

Race Population Percentage
White10,11178.78%
Some Other Race1,44511.26%
Asian8366.51%
Two or More Races2952.30%
Black or African American870.68%
Native Hawaiian and Other Pacific Islander600.47%
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Half Moon Bay Population by Race

Half Moon Bay Population Pyramid 2021

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Half Moon Bay Median Age

46.8


Total

45.9


Male

47


Female

Half Moon Bay Adults

There are 10,565 adults, (2,923 of whom are seniors) in Half Moon Bay.

Half Moon Bay Age Dependency

67.9

Age Dependency Ratio

38.2

Old Age Dependency Ratio

29.7

Child Dependency Ratio

Half Moon Bay Sex Ratio

Female

6,872

53.55%

Male

5,962

46.45%

Half Moon Bay Population by Age

Half Moon Bay Renter vs Owner Occupied by Household Type

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Half Moon Bay Household Types

Type Owner Renter
Married78.1%21.9%
All72.2%27.8%
Non Family66.2%33.8%
Female57.5%42.5%
Male55.8%44.2%

72.2%

Rate of Home Ownership

Half Moon Bay Households and Families

Type Count Average Size Owned
All4,8352.6572.2
Married2,8563.1778.1
Non Family1,4891.2266.2
Male2694.6755.8
Female2213.1557.5

3.17

Average Family Size

2.65

Average Household Size

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Half Moon Bay Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,07311.18%
9th to 12th Grade2542.65%
High School Graduate1,34213.98%
Some College1,54616.11%
Associates Degree5605.83%
Bachelors Degree2,63627.46%
Graduate Degree2,18822.79%
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Half Moon Bay Educational Attainment by Sex (over 25)

Half Moon Bay Educational Attainment by Race

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Name Total High School Bachelors
White6,3216,1943,683
Hispanic2,2691,182520
Other Race836390207
Asian772659468
Multiple Races156156119
Islander6060
Black494925

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among multiple races people with a rate of 76.28%.

Half Moon Bay Educational Attainment by Race

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Name Average Male Female
Overall$67,519$75,504$52,692
Less Than High School$29,674$35,145$22,581
High School Grad$46,406$48,341$36,957
Some College$53,974$77,200$43,457
Bachelors Degree$95,329$101,886$85,600
Graduate Degree$95,952$140,330$85,950

$67,519

Average Earnings

$75,504

Average Male

$52,692

Average Female

Half Moon Bay Earnings by Educational Attainment

Half Moon Bay Language by Age

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Half Moon Bay Language

63.58% of Half Moon Bay residents speak only English, while 36.42% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 27.71% of the population.

Half Moon Bay Language

Half Moon Bay Poverty by Race

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Name Total In Poverty Poverty Rate
White7,7934165.34%
Hispanic3,8222285.97%
Other1,4451268.72%
Asian836586.94%
Multiple29593.05%

5.38%

Overall Poverty Rate

3.82%

Male Poverty Rate

6.73%

Female Poverty Rate

Poverty in Half Moon Bay

The race most likely to be in poverty in Half Moon Bay is Other, with 8.72% below the poverty level.

The race least likely to be in poverty in Half Moon Bay is Multiple, with 3.05% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.69%. Among those working part-time, it was 4.94%, and for those that did not work, the poverty rate was 11.76%.

Half Moon Bay Poverty

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Name Poverty
Less Than High School9.27%
High School8.57%
Bachelors or Greater4.54%
Some College3.09%

Half Moon Bay Poverty Rate by Education

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Name Poverty
Male Employed2.39%
Female Employed1.16%
Female Unemployed0.00%
Male Unemployed0.00%

Half Moon Bay Poverty Rate by Employment Status and Sex

Half Moon Bay Income by Household Type

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Name Median Mean
Households$134,177$182,559
Families$151,923$212,863
Married Families$168,906-
Non Families$75,350$100,266
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Income by Household Type

Half Moon Bay Marital Status

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Marriage Rates

58.0%

Overall Marriage Rate

62.6%

Male Marriage Rate

54.0%

Female Marriage Rate

Half Moon Bay Married by Age and Sex

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Half Moon Bay 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.

Half Moon Bay Marital Status by Race

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Half Moon Bay Marital Status

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738

Number of Veterans

642

Male Veterans

96

Female Veterans

War Veterans
Vietnam373
Second Gulf War166
Korea27
World War II15
First Gulf War8

Half Moon Bay Veterans by War

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Age Group Veterans
75+254
65 to 74167
18 to 34153
55 to 64133
35 to 5431

Half Moon Bay Veterans by Age

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Name Veterans % of Total
White6097.26%
Hispanic1204.31%
Other726.66%
Asian577.38%

Half Moon Bay Veterans by Race

Half Moon Bay Veterans by Education

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0.00%

Veteran Poverty Rate

23.98%

Veteran Disability Rate

Half Moon Bay Veterans by Education

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65.5%

Labor Force Participation

63.6%

Employment Rate

3%

Unemployment Rate

Half Moon Bay Employment by Age

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Half Moon Bay Employment by Race

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Half Moon Bay Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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50.02%

Born in California

75.67%

Native Born

24.33%

Foreign Born

11.03%

Non Citizen

13.31%

Naturalized

Place of Birth

75.67% of Half Moon Bay residents were born in the United States, with 50.02% having been born in California. 11.03% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Half Moon Bay Place of Birth

Year Population Growth Annual Growth Rate
202112,848-42-0.33%
202012,890-42-0.32%
201912,932-42-0.32%
201812,9741341.04%
201712,840790.62%
201612,7611040.82%
201512,6573022.44%
201412,3553012.50%
201312,0543773.23%
201211,6771761.53%
201111,5011561.38%
201011,345-497-0.43%
200011,8422,9562.91%
19908,8861,6042.01%
19807,2823,2596.11%
19704,0232,0667.47%
19601,9577895.30%
19501,1680.00%

Half Moon Bay Population by Year