Community Profile

City Features

The City of Moses Lake is a vibrant community in central Washington built along the shores of a lake of the same name. Residents and visitors enjoy Moses Lake's many parks, exceptional recreational amenities, and more than 300 days of sunshine each year. 


Population (2020) 25,146           Population growth rate, 2010 to 201918.3%                       
Households (2019) 8,185  Population under 18 years old28% 
Businesses (2012) 1,567  Population age 65 and older14% 

 Demographic Links

City Facts 

Date of Incorporation1938
Moses Lake School DistrictLibrary
The Moses Lake Library belongs to the NorthCentral Regional Library
system serving 28
communities in a 5-county region.
Form of GovernmentCouncil/Manager
Elementary Schools10
Total area (incl water)21 sq mi (2014)
Middle Schools3
Number of Parks30 (375 acres)
High School1
Miles of streets110
Technical Skill Center1
Miles of water mains170
MLSD website
Miles of sewer mains163




Warmest month
Average high
Average low
88 F
60 F

Record high temperature
Record low temperature
115 F (1961) -24 F (1950)
Coolest month
Average high
Average low
33 F
21 F

Average number of days
with more than 0.01 inches
of precipitation
68 days
Average annual
less than 8 inches
Average number of days
with 1" or more snow depth
24 days
Average total snowfall13 inches