Washington County, Rhode Island Demographics 2026
Washington County, Rhode Island has a population of 130,344, the 3rd most populous county in Rhode Island. The median household income is $106,638 and the median home value is $510,800. The poverty rate is 8.2%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Washington County Quick Facts
How Washington County Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 130,073 | 130,344 | +0.2% |
| Median household income | $102,478 | $106,638 | +4.1% |
| Median home value | $469,800 | $510,800 | +8.7% |
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 50 | National average: 61
Education
Educational Attainment (Adults 25+)
Cities & Places in Washington County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Westerly | 18,411 | $95,207 | 5.7% | $448,800 |
| Wakefield-Peace Dale | 9,302 | $106,551 | 9.5% | $494,400 |
| Kingston | 7,332 | $107,404 | 1.8% | $553,400 |
| Narragansett Pier | 3,167 | $82,192 | 13.6% | $851,300 |
| Hope Valley | 2,297 | $101,932 | 9.2% | $447,500 |
| Ashaway | 1,722 | $103,707 | 1.4% | $343,600 |
| Bradford | 1,511 | $120,250 | 2.3% | $418,100 |
| Charlestown | 1,499 | $108,563 | 4.2% | $583,200 |
| Carolina | 1,048 | $140,196 | 5.6% | $396,400 |
| Quonochontaug | 610 | $86,071 | 5.3% | $1,043,900 |
| Weekapaug | 541 | $137,917 | 5.7% | $1,252,700 |
| Misquamicut | 348 | $109,643 | 10.9% | $815,900 |
| Wyoming | 320 | N/A | 0.0% | $351,600 |
| Hopkinton | 206 | $21,274 | 12.1% | $273,400 |
| Watch Hill | 203 | $168,750 | 12.3% | $2,000,000+ |
Explore Rhode Island Rankings
Population Overview
Washington County is located in Rhode Island with a total population of 130,344. It is the 3rd most populous county out of 5 in Rhode Island. The county encompasses 15 Census-designated places.
Age Demographics
The median age in Washington County is 45.5 years. This is 12% higher than the state median of 40.6 years.
Economy, Income & Housing
The median household income in Washington County is $106,638. This is 21% higher than the state median of $87,796. It is also 32% higher than the national median of $80,734. The poverty rate stands at 8.2%. This is 27% lower than the state poverty rate of 11.2%. The unemployment rate is 4.4%. This is 24% lower than the state rate of 5.8%. The median home value is $510,800. Housing costs are 26% higher than the state median of $404,200. The home-value-to-income ratio is 4.8x. 77.5% of occupied housing units are owner-occupied. This homeownership rate is 22% higher than the state average of 63.6%.
Race & Ethnicity
Washington County has a predominantly White (non-Hispanic) population, comprising 88.9% of all residents. Hispanic or Latino residents account for 3.8%. The Black or African American population (1.2%) is well below the state average of 4.9%. The Hispanic or Latino population (3.8%) is well below the state average of 17.7%.
Education
52.4% of residents aged 25 and older hold a bachelor's degree or higher. This is 39% higher than the state rate of 37.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 95.7%. Notably, 23.2% of adults hold a graduate or professional degree, indicating a highly educated workforce.
Data Sources & Methodology
All figures for Washington County come from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates, with comparisons drawn against Rhode Island and national averages from the same dataset. See our methodology page for how each metric is defined, or data.census.gov for official tables with margins of error.
Frequently Asked Questions
What is the population of Washington County, Rhode Island?
Washington County has a population of 130,344, making it the 3rd most populous county in Rhode Island.
What is the median income in Washington County?
The median household income in Washington County is $106,638 with a poverty rate of 8.2%.
How many cities are in Washington County, Rhode Island?
Washington County contains 15 Census-designated places.