About this dataset

Context

The dataset tabulates the Washington County 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 Washington County 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 Washington County was 202,452, a 2.39% increase year-by-year from 2022. Previously, in 2022, Washington County population was 197,730, an increase of 3.25% compared to a population of 191,513 in 2021. Over the last 20 plus years, between 2000 and 2023, population of Washington County increased by 111,237. In this period, the peak population was 202,452 in the year 2023. The numbers suggest that the population has not reached its peak yet and is showing a trend of further growth. 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 Washington County is shown in this column.
• Year on Year Change: This column displays the change in Washington County 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 Washington County Population by Year. You can refer the same here

A dataset listing Washington counties by population for 2024.

Graph and download economic data for Resident Population in Washington County, PA (PAWASH0POP) from 1970 to 2024 about Washington County, PA; Pittsburgh; PA; residents; population; and USA.

Graph and download economic data for Resident Population in Washington County, UT (UTWASH3POP) from 1970 to 2024 about Washington County, UT; St. George; UT; residents; population; and USA.

Graph and download economic data for Resident Population in Washington County, IN (INWSPOP) from 1970 to 2024 about Washington County, IN; Louisville; IN; residents; population; and USA.

Graph and download economic data for Resident Population in Washington County, TN (TNWASH0POP) from 1970 to 2024 about Washington County, TN; Johnson City; TN; residents; population; and USA.

Graph and download economic data for Resident Population in Washington County, MD (MDWASH5POP) from 1970 to 2024 about Washington County, MD; Hagerstown; MD; residents; population; and USA.

Graph and download economic data for Resident Population in Washington County, AR (ARWAPOP) from 1970 to 2024 about Washington County, AR; Fayetteville; AR; residents; population; and USA.

Resident Population in Washington County, IN was 28.34500 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Washington County, IN reached a record high of 28.34500 in January of 2024 and a record low of 19.27800 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Washington County, IN - last updated from the United States Federal Reserve on November of 2025.

Resident Population in Washington County, FL was 26.50300 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Washington County, FL reached a record high of 26.50300 in January of 2024 and a record low of 11.45300 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Washington County, FL - last updated from the United States Federal Reserve on November of 2025.

Resident Population in Washington County, TN was 139.64200 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Washington County, TN reached a record high of 139.64200 in January of 2024 and a record low of 73.92400 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Washington County, TN - last updated from the United States Federal Reserve on December of 2025.

Graph and download economic data for Resident Population in Washington County, IA (IAWASH3POP) from 1970 to 2024 about Washington County, IA; Iowa City; IA; residents; population; and USA.

Graph and download economic data for Employed Persons in Washington County, UT (LAUCN490530000000005A) from 1990 to 2024 about Washington County, UT; St. George; UT; household survey; persons; employment; and USA.

Graph and download economic data for Unemployed Persons in Washington County, IA (LAUCN191830000000004A) from 1990 to 2024 about Washington County, IA; Iowa City; IA; household survey; persons; unemployment; and USA.

Graph and download economic data for Unemployed Persons in Washington County, AR (LAUCN051430000000004A) from 1990 to 2024 about Washington County, AR; Fayetteville; AR; household survey; persons; unemployment; and USA.

About this dataset

Context

The dataset tabulates the Washington County population by age. The dataset can be utilized to understand the age distribution and demographics of Washington County.

Content

The dataset constitues the following three datasets

• Washington County, ME Age Group Population Dataset: A complete breakdown of Washington County age demographics from 0 to 85 years, distributed across 18 age groups
• Washington County, ME Age Cohorts Dataset: Children, Working Adults, and Seniors in Washington County - Population and Percentage Analysis
• Washington County, ME Population Pyramid Dataset: Age Groups, Male and Female Population, and Total Population for Demographics Analysis

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/.

About this dataset

Context

The dataset tabulates the Washington County population by year. The dataset can be utilized to understand the population trend of Washington County.

Content

The dataset constitues the following datasets

• Washington County, OR Population Dataset: Yearly Figures, Population Change, and Percent Change Analysis

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/.

About this dataset

Context

The dataset tabulates the Washington County 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 Washington County 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 Washington County was 4,855, a 0.17% increase year-by-year from 2022. Previously, in 2022, Washington County population was 4,847, a decline of 0.43% compared to a population of 4,868 in 2021. Over the last 20 plus years, between 2000 and 2023, population of Washington County decreased by 58. In this period, the peak population was 4,951 in the year 2002. 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 Washington County is shown in this column.
• Year on Year Change: This column displays the change in Washington County 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 Washington County Population by Year. You can refer the same here

About this dataset

Context

The dataset tabulates the Washington County 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 Washington County. The dataset can be utilized to understand the population distribution of Washington County by age. For example, using this dataset, we can identify the largest age group in Washington County.

Key observations

The largest age group in Washington County, CO was for the group of age 35 to 39 years years with a population of 420 (8.72%), according to the ACS 2018-2022 5-Year Estimates. At the same time, the smallest age group in Washington County, CO was the 75 to 79 years years with a population of 134 (2.78%). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 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 Washington County is shown in this column.
• % of Total Population: This column displays the population of each age group as a proportion of Washington County 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 Washington County Population by Age. You can refer the same here

About this dataset

Context

The dataset tabulates the Washington County population by age cohorts (Children: Under 18 years; Working population: 18-64 years; Senior population: 65 years or more). It lists the population in each age cohort group along with its percentage relative to the total population of Washington County. The dataset can be utilized to understand the population distribution across children, working population and senior population for dependency ratio, housing requirements, ageing, migration patterns etc.

Key observations

The largest age group was 18 to 64 years with a poulation of 82,084 (59.98% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Content

When available, the data consists of estimates from the U.S. Census Bureau American Community Survey (ACS) 2018-2022 5-Year Estimates.

Age cohorts:

• Under 18 years
• 18 to 64 years
• 65 years and over

Variables / Data Columns

• Age Group: This column displays the age cohort for the Washington County population analysis. Total expected values are 3 groups ( Children, Working Population and Senior Population).
• Population: The population for the age cohort in Washington County is shown in the following column.
• Percent of Total Population: The population as a percent of total population of the Washington County 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 Washington County Population by Age. You can refer the same here