Alameda County, California Population and Demographics

In this article, we'll explore the population statistics for Alameda County, California, including popular demographics data like median age, number of households, household income, gender, employment and unemployment rates, occupations, religion, and more.

We are using the latest American Community Survey (ACS) 5-Year survey data from the US Census Bureau, which is accurate up to 2021.

Table of Contents

Population

There is a lot of data that lets us see how many people live in Alameda County, California. The most basic data is the total population, which is the total number of people living in Alameda County, California. The estimated population of Alameda County, California is 1,673,133 people, with a median age of 38.

We can look at the total population in Alameda County over the last 5 years to see how much it has changed.

Year Population Change 5-Year Change
2021
1,673,133
+0.7%
+2.67%
2020
1,661,584
+0.29%
-
2019
1,656,754
+0.79%
-
2018
1,643,700
+0.86%
-
2017
1,629,615
- -

Population of Alameda County, California by Race and Ethnicity

We can also look at how the population has changed over the last 5 years by each of the race/ethnicity types as defined by the US Census Bureau.

Race 2021 2017 Change
White
29.9%
32.2%
-7.14%
Black/African American
9.9%
10.7%
-7.48%
Native
0.3%
0.3%
0.00%
Hispanic
22.4%
22.5%
-0.44%
Asian
31.4%
28.7%
+9.41%
Hawaiian/Pacific Islander
0.8%
0.8%
0.00%
Two Or More Races
4.9%
4.4%
+11.36%
Other
0.5%
0.3%
+66.67%

This data can be very important for a number of reasons, including social and economic research, planning and development, and marketing to a multi-cultural population.

Note that the Native group includes both Native American and Alaskan Native people.

Population of Alameda County, California by Age and Gender

The age and gender of a population is another interesting demographic statistic because it lets us track trends in the population over time. For example, we can see how the population has changed over the last 5 years by median age as a total, and also by male and female.

Year Total Male Female
2021 38 +0.53% 37.4 +1.36% 38.6 0%
2020 37.8 +0.53% 36.9 +0.54% 38.6 +0.26%
2019 37.6 +0.53% 36.7 +0.55% 38.5 +0.52%
2018 37.4 +0.27% 36.5 +0.27% 38.3 +0.26%
2017 37.3 - 36.4 - 38.2 -

The median age of Alameda County, California gives you an idea of the age distribution, with half of the population being older than the median age and half being younger.

This can then be used to infer and compare against birth rates, parent ages, and more metrics to understand the population. For example, an increasing median age indicates an aging population, which can be a sign of a declining population in terms of birth rates and workforce participation.

Age 2021 2017
(Years) Male Female Male Female
0 to 9 100,393 -3.26% 94,816 -2.65% 97,157 92,327
10 to 19 95,653 +3.11% 93,581 +1.93% 98,618 95,390
20 to 29 119,404 -5.76% 118,609 -4.92% 112,616 112,840
30 to 39 124,771 +12.37% 129,640 +8.05% 140,913 140,390
40 to 49 117,649 +1.1% 116,124 +0.23% 118,929 116,385
50 to 59 107,024 +0.58% 111,675 -3.17% 107,624 108,177
60 to 69 77,611 +8.52% 86,654 +5.45% 84,418 91,462
70+ 57,144 +16.71% 78,867 +11.88% 67,281 88,606

Median Household Income

The latest median household income of Alameda County, California is $112,017.00.

In simple terms, the median income is the middle income of a group of people. Half of the people in the group make more than the median income, and half make less. The median income is a good indicator of the overall income of a group of people, and can be used to compare against other metrics such as the average income, per capita income, and more.

Median Income by Age

We can also look at the median income by age to see how the median income varies by age, and how it compares to the overall median income for Alameda County.

  • Under 25
    $49,192.00
  • 25 to 44
    $129,901.00
  • 45 to 64
    $126,232.00
  • 65 and over
    $68,247.00

Average Household Income

Whenever we ask what is the average household income in Alameda County, we are actually talking about the mean household income.

This is calculated by adding up all the incomes of all the households in Alameda County, and then dividing that number by the total number of households. This is a good way to get a general idea of the average income of a group of people, but it can be skewed by a very high or very low incomes.

The average household income of Alameda County, California is currently $148,638.00.

In terms of accurately summarizing income at a geographic level, the median income is a better metric than the average income because it isn't affected by a small number of very high or very low incomes.

If you had an area where the average income was greater than the median, it can mean that there is significant income inequality, with income being concentrated in a small number of wealthy households.

24.69% of households in Alameda County are classed as high income households (making $200,000+ per year).

Household Income Tiers

The US Census Bureau divides households into income tiers based on the median income for the area. This is a good way to compare the income of Alameda County against other areas.

  • Less than $24,999
    11.61%
  • $25,000 to $49,999
    11.50%
  • $50,000 to $74,999
    11.43%
  • $75,000 to $99,999
    10.56%
  • $100,000 to $149,999
    17.50%
  • $150,000 to $199,999
    12.72%
  • $200,000 or more
    24.69%

Per Capita Income

The per capita income in Alameda County is $53,815.00.

Per capita income is the average income of a person in a given area. It is calculated by dividing the total income of Alameda County by the total population of Alameda County.

This is different from the average or mean income because it includes and accounts for all people in Alameda County, California, including people like children, the elderly, unemployed people, retired people, and more.

Education Levels

We can also look at the education levels in Alameda County to see how many people have a high school degree, a bachelor's degree, or a graduate degree.

Educational attainment is a good indicator of the overall education level of a population, and can be used to compare against other metrics such as the average income, per capita income, and more to see how education levels affect income, unemployment rates, and more.

  • Master's degree or higher
    23.32%
  • Bachelor's degree
    43.48%
  • Some college or associate's degree
    6.61%
  • High school diploma or equivalent
    23.14%
  • Less than high school diploma
    3.46%

Employment

Employment rates are all based around the total population in Alameda County that are over the age of 16.

The total population of Alameda County over the age of 16 is 1,367,247.

Of those people, a total of 67.50% are working or actively looking for work. This is called the labor force participation rate.

The participation rate is a useful market measure because it shows the relative amount of labor resources available to the economy.

The employment to total population rate in Alameda County is 64.00%.

Employment by Age

We can look at the employment rates by age to see how it compares to the overall employment rate.

Age Population Participation Unemployment Rate
16 to 19 years 77,606 29.90% 15.10%
20 to 24 years 95,778 68.20% 10.00%
25 to 29 years 129,678 84.10% 4.90%
30 to 34 years 143,720 85.90% 4.70%
35 to 44 years 258,257 85.90% 4.00%
45 to 54 years 223,311 83.80% 4.10%
55 to 59 years 107,130 76.80% 4.60%
60 to 64 years 97,771 63.60% 4.60%
65 to 74 years 140,904 29.30% 4.70%
75 years and over 93,092 7.20% 5.60%

Employment by Race

Another very interesting employment statistic we can look at is the employment and unemployment rates by race in Alameda County. The table below shows the rates for each of the ethnicity groups types defined by the US Census Bureau.

Age Population Participation Unemployment Rate
White 517,068 67.80% 4.60%
Black or African American 142,984 63.00% 8.40%
American Indian and Alaska Native 10,363 65.60% 8.80%
Asian 437,210 67.20% 4.30%
Native Hawaiian and Other Pacific Islander 11,181 66.30% 6.90%
Other 150,333 69.30% 4.80%
Two or more races 98,108 71.00% 5.70%
Hispanic or Latino 280,493 70.30% 5.20%
Not Hispanic or Latino 438,574 67.10% 4.60%

Occupations

In this section we can look at the most common occupations in Alameda County as well as the gender breakdown and earnings of them.

The total population of civilian employees that are 16 years old or older in Alameda County is 874,563, with median earnings of $61,470.00.

Women in Alameda County, California earning approximately 78.10% of the men's earnings.

Population Earnings
Total 874,563 $61,470.00
Male 465,906 $68,372.00
Female 408,657 $53,386.00

Occupations by Category

In the table below, we can break down the population and earnings even further by occupation. The list of occupation categories below will show you how many people are employed in each category and the median earnings of each profession.

Occupation Employed Earnings
Management 111,730 $108,673.00
Business and Financial 62,944 $87,729.00
Computer and Mathematical 75,991 $130,379.00
Architecture and Engineering 35,084 $115,252.00
Life, Physical, and Social Science 20,347 $94,255.00
Community and Social Service 15,228 $60,199.00
Legal 13,143 $115,657.00
Educational and Library 51,714 $50,817.00
Arts, Design, Entertainment, Sports, and Media 29,618 $63,111.00
Healthcare Practitioners 44,007 $94,760.00
Healthcare Support 27,877 $30,700.00
Firefighters and Protective Service 10,091 $37,974.00
Law Enforcement 3,850 $108,846.00
Food Preparation and Serving 39,082 $23,642.00
Building and Grounds Cleaning 25,546 $32,288.00
Personal Care and Service 20,692 $21,703.00
Sales 70,196 $43,064.00
Office and Administrative Support 80,746 $46,176.00
Farming, Fishing, and Forestry 1,715 $23,641.00
Construction and Extraction 31,698 $52,424.00
Installation, Maintenance, and Repair 17,641 $57,010.00
Production 34,643 $42,261.00
Transportation and Material Moving 26,029 $43,705.00

Occupations by Gender

The table below shows the same occupations from the list above, but we have split them by male and female to see how many male and females work in each occupation, the median earnings, and the male to female ratio of earnings.

That last metric is important because it can be used to look at the gender pay gap between men and women.

Occupation Male Female
Population Earnings Population Earnings
Management 61,124 $127,422.00 50,606 $95,949.00
Business and Financial 26,363 $95,912.00 36,581 $82,858.00
Computer and Mathematical 56,812 $137,283.00 19,179 $112,240.00
Architecture and Engineering 27,173 $123,622.00 7,911 $96,366.00
Life, Physical, and Social Science 10,359 $103,794.00 9,988 $84,868.00
Community and Social Service 5,100 $59,840.00 10,128 $60,760.00
Legal 5,851 $149,479.00 7,292 $98,297.00
Educational and Library 17,146 $56,613.00 34,568 $47,234.00
Arts, Design, Entertainment, Sports, and Media 15,224 $67,054.00 14,394 $57,435.00
Healthcare Practitioners 12,754 $102,667.00 31,253 $92,728.00
Healthcare Support 6,648 $30,245.00 21,229 $30,909.00
Firefighters and Protective Service 7,749 $40,489.00 2,342 $31,613.00
Law Enforcement 2,947 $112,721.00 903 $84,468.00
Food Preparation and Serving 19,173 $27,175.00 19,909 $20,628.00
Building and Grounds Cleaning 15,245 $37,589.00 10,301 $24,787.00
Personal Care and Service 4,529 $26,265.00 16,163 $20,844.00
Sales 35,746 $54,361.00 34,450 $33,952.00
Office and Administrative Support 24,353 $46,761.00 56,393 $45,951.00
Farming, Fishing, and Forestry 1,169 $24,918.00 546 $16,698.00
Construction and Extraction 30,792 $52,502.00 906 $49,265.00
Installation, Maintenance, and Repair 16,923 $57,573.00 718 $51,577.00
Production 21,952 $49,694.00 12,691 $33,418.00
Transportation and Material Moving 22,795 $45,046.00 3,234 $31,098.00

Households and Family Size

A household defined bu the US Census Bureau is a group of people who occupy a housing unit. A housing unit is a house, apartment, mobile home, group of rooms, or single room occupied as separate living quarters.

There are currently 581,683 households in Alameda County, with an average household size of 2.82 people.

A family is defined as a group of two or more people related by birth, marriage, or adoption who live together in the same household.

There are 385,606 families in Alameda County with an average family size of 3.4 people.

Households by Marital Status

The four categories of household by marital status are:

  • Married-couple family
  • Male householder with no spouse present
  • Female household with no spouse present
  • Nonfamily household

The table below shows the total number of households and families, with the average sizes of each.

Married Male Female Nonfamily
Total Households 292,488 28,495 64,623 196,077
Average Household Size 3.49 3.56 3.59 1.47
Total Families 292,488 28,495 64,623 0
Average Household Size 3.44 3.16 3.33 0

Poverty

Of the 385,606 families in Alameda County, 5.50% are considered to be below the poverty threshold.

The table below shows the latest poverty thresholds in Alameda County:

Household Size Poverty Threshold
1 Person $14,580.00
2 People $19,720.00
3 People $24,860.00
4 People $30,000.00
5 People $35,140.00
6 People $40,280.00
7 People $45,420.00
8 People $50,560.00

Housing

There are 617,045 housing units in Alameda County, California.

The table below shows the split between occupied and vacant units:

Total Percentage
Occupied 581,683 94.27%
Vacant 35,362 5.73%

42.32% of the total 617,045 housing units in Alameda County are rental units. This is approximately 261,127 properties.

For owner-occupied housing units, a total of 313,410 are occupied by the owner - or 50.79% of the total.

Rental Rates

The median rent for a property in Alameda County is $2,043.00.

In the chart below, we can look at the number of rental properties in Alameda County that fall into a particular rent range. These can then be used to compare with other areas, or to see how they have changed over time.

  • No rent paid
    7,146
  • Less than $500
    13,450
  • $500 to $999
    18,037
  • $1,000 to $1,499
    40,582
  • $1,500 to $1,999
    53,762
  • $2,000 to $2,499
    55,676
  • $2,500 to $2,999
    37,291
  • $3,000 or more
    42,329

Property Value

The median value of a property in Alameda County is $870,100.00.

Just like with rental rates, we can look at the number of properties in Alameda County that fall into a particular value range.

  • Less than $50,000
    4,090
  • $50,000 to $99,999
    2,367
  • $100,000 to $149,999
    2,487
  • $150,000 to $199,999
    2,602
  • $200,000 to $299,999
    5,070
  • $300,000 to $499,999
    25,861
  • $500,000 to $999,999
    157,555
  • $1,000,000 or more
    113,378

Property Age

We can also look at the age of properties in Alameda County. The chart below shows the number of properties in Alameda County that fall into a particular age range.

  • 1939 or earlier
    118,411
  • 1940 to 1949
    41,994
  • 1950 to 1959
    79,346
  • 1960 to 1969
    81,941
  • 1970 to 1979
    94,600
  • 1980 to 1989
    74,248
  • 1990 to 1999
    52,757
  • 2000 to 2009
    44,067
  • 2010 to 2013
    28,775
  • 2014 or later
    906

Vehicles per Household

The number of vehicles available per household can be a good indicator of the level of affluence in an area. The chart below shows the number of households in Alameda County that have a particular number of vehicles available.

  • No vehicles available
    51,992
  • 1 vehicle available
    189,734
  • 2 vehicles available
    209,411
  • 3 or more vehicles available
    130,546

Commuting to Work

In this section, we can also look at how people in Alameda County get to work. The chart below shows the number of people in Alameda County that commute to work in a particular way.

33.4 minutes is the average travel time to work for people in Alameda County.

These commute times can be compared to other date like income and educational levels to see how they relate to each other and if there are any trends in the data that might suggest a correlation.

  • Less than 5 minutes
    7,677
  • 5 to 9 minutes
    37,056
  • 10 to 14 minutes
    72,649
  • 15 to 19 minutes
    90,642
  • 20 to 24 minutes
    81,455
  • 25 to 29 minutes
    34,850
  • 30 to 34 minutes
    96,202
  • 35 to 39 minutes
    22,751
  • 40 to 44 minutes
    38,899
  • 45 to 59 minutes
    84,670
  • 60 to 89 minutes
    84,877
  • 90 or more minutes
    31,719

Summary

We've covered a LOT of demographic and population data for Alameda County, California in this article! Hopefully you have found it very useful in your research of the area.

If you use any of the data found on this page, please consider linking back to USPopulation.org as the source and if you have any feedback or data requests, click here to contact us.

Places in Alameda County, California

We have data for 26 places in Alameda County, California. Click on a place below to see more information about the demographics of that place.