Washington County Population

1800–2026

10,626

2026 projection

3.2% since 2020 (decrease)

05K10K15K20K18001850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Washington County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202610,626-120.11%
202510,638-120.11%
202410,650-690.64%
202310,719-690.64%
202210,788-960.88%
202110,884-920.84%
202010,976-6595.66%
201911,635-1581.34%
201811,793-1541.29%
201711,947-1341.11%

Showing 10 of 37 years.

Washington County Demographics

48.8median age

Median age

Female53.5 yrs
Male42.4 yrs

Adults

8,748
3,030 seniors (65+) · 35% of adults5,718 other adults

Sex

Female 48.8% · 5,280Male 51.2% · 5,532

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 108 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Washington County Income

$41,813median household income

Median household income

$41,813

Half of households earn more, half earn less

Median earnings

$34,733

Typical yearly pay for a worker 25 or older.

Poverty rate

24.1%

About 1 in 4 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Washington County Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%42%41%
Never married34%42%26%
Divorced13%10%15%
Widowed11%5%16%
Separated1%<1%2%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201