There are 19 cities in Grant County, Washington.

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City
Rank
State
2024 Population
2020 Census
Annual Change
Density (mi²)
Area (mi²)
Moses Lake1Washington26,32825,3360.84%1,47117.89
Quincy2Washington8,7257,6312.95%1,4426.05
Ephrata3Washington8,4528,492-0.14%81010.43
Moses Lake North4Washington4,9584,664 8925.56
Mattawa5Washington4,1033,3415.23%4,4500.92
Cascade Valley6Washington3,4573,234 1,1602.98
Desert Aire7Washington2,7142,716 7993.40
Warden8Washington2,5932,4531.21%8832.94
Royal City9Washington1,9461,7862.42%1,6721.16
Soap Lake10Washington1,7011,701-0.06%1,1071.54
Lakeview11Washington1,5401,013 1,3681.13
Coulee Dam12Washington1,1981,213-0.58%1,6730.72
Grand Coulee13Washington937969-0.95%7461.26
Electric City14Washington931956-0.75%4681.99
George15Washington817809-0.37%5931.38
Coulee City16Washington545551-0.55%5900.92
Banks Lake South17Washington197113 812.44
Wilson Creek18Washington195205-1.52%2020.97
Hartline19Washington173178-1.14%5180.33
showing: 19 rows

Cities in Grant County, Washington by Population (2024)

What is the largest city in Grant County, Washington?

Moses Lake is the largest city in Grant County.

What is the smallest city in Grant County, Washington?

Hartline is the smallest city in Grant County.

How many cities are in Grant County?

There are 19 cities in Grant County, Washington.

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