Quincy Flag

Quincy

County:
Grant County
County Seat:
No
Area (mi²):
6.268
State:
Washington

Quincy is a city located in Grant County, Washington. Quincy has a 2025 population of 8,770. Quincy is currently growing at a rate of 2.67% annually and its population has increased by 14.91% since the most recent census, which recorded a population of 7,632 in 2020.

The average household income in Quincy is $88,733 with a poverty rate of 13.14%.The median age in Quincy is 29.3 years: 29.7 years for males, and 27.1 years for females.

8.8K
Total Population
1,399
Density (mi²)
228 2.67%
Growth

Quincy Population

Demographics

Economics and Income Statistics

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)