Washington County, Pennsylvania Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Washington County, PA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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B
Health Around averageHealthier than 73% of counties in Pennsylvania
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B
Income Around averageWealthier than 88% of counties in Pennsylvania
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C
Education Below averageBetter educated than 80% of counties in Pennsylvania
Source: Map AI Methodology
Population: density and quick facts
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Population | 209,930 | 13,004,688 | 337,468,954 |
| Population density (per sq mi) | 244.0 | 282.1 | 86.4 |
| Population growth (%/yr) | 0.10% | 0.21% | 0.59% |
| Median age | 42.8 | 41.6 | 37.3 |
| Households | 87,443 | 5,268,760 | 130,235,071 |
Population in Washington County declined by 1.0% from 2009 to 2024, reaching 209,930 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Washington County is Gen X, aged 45–60, at 21.7% of residents. That is 1.1 points above Pennsylvania as a whole.
- Gen Z 13–28 37,770 18.0% -2.1 pts
- Millennials 29–44 40,797 19.4% -1.6 pts
- Gen X 45–60 45,487 21.7% +1.1 pts
- Boomers 61–79 45,171 21.5% +2.5 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Pennsylvania, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 50.8% of the people living in Washington County and men 49.2%.
- Women 50.8% Pennsylvania 50.8%
- Men 49.2% Pennsylvania 49.2%
How many residents match a customer profile?
Residents matching this profile
100% of everyone living in Washington County
Pick an age range and a women/men split and the figure above answers with how many residents that profile reaches.
Economy
Washington County has a the economy index of B, which means it is quite prosperous.
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Median household income | $79,568 | $78,249 | $80,455 |
| Income growth (%/yr) | 4.12% | 4.43% | 4.80% |
| Unemployment rate | 4.8% | 5.2% | 5.2% |
The median household income in Washington County is about 2% higher than in Pennsylvania.
Housing
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Median home price | $61,756 | $152,469 | $248,835 |
| Median rent | $948 | $1,208 | $1,407 |
| Homeownership rate | 76.1% | 69.3% | 65.2% |
The median home price in Washington County is about 5.4 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $948 per month for that long.
Commute Time & Mobility
Commuters in Washington County spend about 46 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 193 hours, about 8.1 full days, spent commuting.
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 23.2 | 22.4 | 22.4 |
| Round-trip commute (min) | 46.4 | 44.7 | 44.8 |
| Yearly time spent (hours) | 193 | 186 | 187 |
| Estimated yearly cost | $5,994 | $5,779 | $5,790 |
| Work from home | 15.0% | 15.6% | 15.0% |
| Highway traffic (vehicles/day) | 5,273 | 6,862 | 8,813 |
| Local road traffic (vehicles/day) | 1,336 | 1,152 | 1,355 |
Fastest commutes among counties in
Pennsylvania:
Cameron County (11.4 min), Elk County (15.4 min), McKean County (15.9 min).
Slowest:
Pike County (32.5 min), Perry County (32.0 min), Carbon County (30.5 min).
The average commute time in Washington County is 23 minutes, longer than the 22 minutes in Pennsylvania.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Washington County has a education index of C, which means it is somewhat educated.
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 30.5% | 31.4% | 31.6% |
| Average household size | 2.31 | 2.39 | 2.53 |
Highest education index among counties in
Pennsylvania:
Chester County (0.4), Montgomery County (0.4), Allegheny County (0.4).
Lowest:
Forest County (0.1), Mifflin County (0.2), Juniata County (0.2).
Health
Washington County has a health index of B, which means it is quite healthy.
| Metric | Washington County | Pennsylvania Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 77.0 | 78.4 | 78.3 |
| Self-rated poor health | 14.5% | 15.7% | 16.3% |
| Smokers | 19.3% | 20.1% | 19.0% |
Highest health index among counties in
Pennsylvania:
Montgomery County (0.8), Centre County (0.8), Chester County (0.8).
Lowest:
Forest County (0.8), Mifflin County (0.8), Jefferson County (0.8).
Washington County, PA Compared With Nearby Counties
Washington County, PA is the 2nd largest of the 6 counties compared here, 209,930 residents against a local median of 34,835. The measure that sets Washington County, PA apart most is median household income: $79,568, 28% above the local median of $62,034. That is the better end of the local range on this measure.
The counties themselves spread $24,505 on median household income, so Washington County, PA sits at one end of an already wide local range rather than apart from it. Washington County, PA has the highest median household income of the 6 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Washington County, PA | 209,930 | $79,568 #1/6 | $61,756 #4/6 | 23.2 min #5/6 |
| Greene County, PA | 34,835 | $67,808 | $80,865 | 26.7 min |
| Brooke County, WV | 21,782 | $54,363 | $55,000 | 21.0 min |
| Ohio County, WV | 41,582 | $56,652 | $66,603 | 17.0 min |
| Allegheny County, PA | 1,233,873 | $78,868 | $121,719 | 22.8 min |
| Hancock County, WV | 28,177 | $62,034 | $33,531 | 20.3 min |
Frequently Asked Questions
Common questions about Washington County, Pennsylvania.
How big is Washington County, Pennsylvania by population?
About 209,930 people live in Washington County, Pennsylvania, in 87,443 households of 2.3 people on average. The median age is 42.8, so residents are older than the U.S. median of 37.3 by about 5 years.
Is Washington County, Pennsylvania urban or rural?
Averaged over its land area, Washington County, Pennsylvania has 244 people per square mile, a density typical of a mix of suburbs, small towns and farmland. That is about 2.8 times the U.S. average of 86.
How affordable is housing in Washington County, Pennsylvania?
The median home costs 0.8 times the median household income ($61,756 against $79,568), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $948 a month takes about 14% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
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