Comprehensive demographic dataset for Alameda, CA, US including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

About this dataset

Context

The dataset tabulates the Alameda population over the last 20 plus years. It lists the population for each year, along with the year on year change in population, as well as the change in percentage terms for each year. The dataset can be utilized to understand the population change of Alameda across the last two decades. For example, using this dataset, we can identify if the population is declining or increasing. If there is a change, when the population peaked, or if it is still growing and has not reached its peak. We can also compare the trend with the overall trend of United States population over the same period of time.

Key observations

In 2023, the population of Alameda was 75,353, a 0.38% decrease year-by-year from 2022. Previously, in 2022, Alameda population was 75,637, a decline of 1.31% compared to a population of 76,641 in 2021. Over the last 20 plus years, between 2000 and 2023, population of Alameda increased by 2,870. In this period, the peak population was 80,196 in the year 2018. The numbers suggest that the population has already reached its peak and is showing a trend of decline. Source: U.S. Census Bureau Population Estimates Program (PEP).

Content

When available, the data consists of estimates from the U.S. Census Bureau Population Estimates Program (PEP).

Data Coverage:

• From 2000 to 2023

Variables / Data Columns

• Year: This column displays the data year (Measured annually and for years 2000 to 2023)
• Population: The population for the specific year for the Alameda is shown in this column.
• Year on Year Change: This column displays the change in Alameda population for each year compared to the previous year.
• Change in Percent: This column displays the year on year change as a percentage. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Alameda Population by Year. You can refer the same here

Graph and download economic data for Resident Population in Alameda County, CA (CAALAM1POP) from 1970 to 2024 about Alameda County, CA; San Francisco; residents; CA; population; and USA.

Comprehensive demographic dataset for Alameda, SK, CA including population statistics, household income, housing units, education levels, employment data, and transportation with year-over-year changes.

About this dataset

Context

The dataset tabulates the Alameda population distribution across 18 age groups. It lists the population in each age group along with the percentage population relative of the total population for Alameda. The dataset can be utilized to understand the population distribution of Alameda by age. For example, using this dataset, we can identify the largest age group in Alameda.

Key observations

The largest age group in Alameda, CA was for the group of age 40-44 years with a population of 6,299 (8.04%), according to the 2021 American Community Survey. At the same time, the smallest age group in Alameda, CA was the 80-84 years with a population of 1,199 (1.53%). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

• Under 5 years
• 5 to 9 years
• 10 to 14 years
• 15 to 19 years
• 20 to 24 years
• 25 to 29 years
• 30 to 34 years
• 35 to 39 years
• 40 to 44 years
• 45 to 49 years
• 50 to 54 years
• 55 to 59 years
• 60 to 64 years
• 65 to 69 years
• 70 to 74 years
• 75 to 79 years
• 80 to 84 years
• 85 years and over

Variables / Data Columns

• Age Group: This column displays the age group in consideration
• Population: The population for the specific age group in the Alameda is shown in this column.
• % of Total Population: This column displays the population of each age group as a proportion of Alameda total population. Please note that the sum of all percentages may not equal one due to rounding of values.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Alameda Population by Age. You can refer the same here

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Graph and download economic data for Estimate, Median Age by Sex, Total Population (5-year estimate) in Alameda County, CA (B01002001E006001) from 2009 to 2023 about Alameda County, CA; age; San Francisco; CA; 5-year; median; and USA.

Graph and download economic data for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Alameda County, CA (B03002012E006001) from 2009 to 2023 about Alameda County, CA; San Francisco; latino; hispanic; estimate; CA; 5-year; persons; population; and USA.

Graph and download economic data for Population Estimate, Total, Hispanic or Latino, Two or More Races (5-year estimate) in Alameda County, CA (B03002019E006001) from 2009 to 2023 about Alameda County, CA; San Francisco; latino; hispanic; estimate; CA; 5-year; persons; population; and USA.

Estimate, Median Age by Sex, Total Population (5-year estimate) in Alameda County, CA was 38.70000 Years of Age in January of 2023, according to the United States Federal Reserve. Historically, Estimate, Median Age by Sex, Total Population (5-year estimate) in Alameda County, CA reached a record high of 38.70000 in January of 2023 and a record low of 36.10000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimate, Median Age by Sex, Total Population (5-year estimate) in Alameda County, CA - last updated from the United States Federal Reserve on November of 2025.

About this dataset

Context

The dataset tabulates the data for the Alameda, CA population pyramid, which represents the Alameda population distribution across age and gender, using estimates from the U.S. Census Bureau American Community Survey 5-Year estimates. It lists the male and female population for each age group, along with the total population for those age groups. Higher numbers at the bottom of the table suggest population growth, whereas higher numbers at the top indicate declining birth rates. Furthermore, the dataset can be utilized to understand the youth dependency ratio, old-age dependency ratio, total dependency ratio, and potential support ratio.

Key observations

• Youth dependency ratio, which is the number of children aged 0-14 per 100 persons aged 15-64, for Alameda, CA, is 27.5.
• Old-age dependency ratio, which is the number of persons aged 65 or over per 100 persons aged 15-64, for Alameda, CA, is 25.8.
• Total dependency ratio for Alameda, CA is 53.3.
• Potential support ratio, which is the number of youth (working age population) per elderly, for Alameda, CA is 3.9.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Age groups:

• Under 5 years
• 5 to 9 years
• 10 to 14 years
• 15 to 19 years
• 20 to 24 years
• 25 to 29 years
• 30 to 34 years
• 35 to 39 years
• 40 to 44 years
• 45 to 49 years
• 50 to 54 years
• 55 to 59 years
• 60 to 64 years
• 65 to 69 years
• 70 to 74 years
• 75 to 79 years
• 80 to 84 years
• 85 years and over

Variables / Data Columns

• Age Group: This column displays the age group for the Alameda population analysis. Total expected values are 18 and are define above in the age groups section.
• Population (Male): The male population in the Alameda for the selected age group is shown in the following column.
• Population (Female): The female population in the Alameda for the selected age group is shown in the following column.
• Total Population: The total population of the Alameda for the selected age group is shown in the following column.

Good to know

Margin of Error

Data in the dataset are based on the estimates and are subject to sampling variability and thus a margin of error. Neilsberg Research recommends using caution when presening these estimates in your research.

Custom data

If you do need custom data for any of your research project, report or presentation, you can contact our research staff at research@neilsberg.com for a feasibility of a custom tabulation on a fee-for-service basis.

Inspiration

Neilsberg Research Team curates, analyze and publishes demographics and economic data from a variety of public and proprietary sources, each of which often includes multiple surveys and programs. The large majority of Neilsberg Research aggregated datasets and insights is made available for free download at https://www.neilsberg.com/research/.

Recommended for further research

This dataset is a part of the main dataset for Alameda Population by Age. You can refer the same here

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Population Estimate, Total, Hispanic or Latino (5-year estimate) in Alameda County, CA was 385245.00000 Persons in January of 2023, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Alameda County, CA reached a record high of 385245.00000 in January of 2023 and a record low of 310688.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Alameda County, CA - last updated from the United States Federal Reserve on December of 2025.

FBI National Incident-Based Reporting System (FBI NIBRS) crime data for Alameda County, California, including incidents, statistics, demographics, and agency information.