Post Falls, Idaho

Post Falls
Downtown Post Falls along the Spokane River
Location of Post Falls in Kootenai County, Idaho
Coordinates: 47°43′15″N 116°56′22″W / 47.72083°N 116.93944°W / 47.72083; -116.93944
CountryUnited States
StateIdaho
CountyKootenai
FoundedJune 1, 1871
Incorporated1891
Government
 • TypeCity Council (6) & Mayor
elected to four-year terms
Area
 • City
15.17 sq mi (39.29 km2)
 • Land15.14 sq mi (39.22 km2)
 • Water0.027 sq mi (0.07 km2)
Elevation
2,202 ft (671 m)
Population
 (2020)
 • City
38,485
 • Estimate 
(2022)
44,194
 • RankUS: 740th
ID: 9th
 • Density2,730/sq mi (1,055/km2)
 • Urban
121,831 (US: 272nd)
 • Metro
183,578 (US: 240th)
 • Combined
781,497 (US: 70th)
Time zoneUTC–8 (Pacific (PST))
 • Summer (DST)UTC–7 (PDT)
ZIP Codes
83854, 83877
Area codes208 and 986
FIPS code16-64810
GNIS feature ID2411475
Websitepostfalls.gov

Post Falls is a city in Kootenai County, Idaho, United States. It is the gateway city to Northern Idaho off Interstate 90, just west of Coeur d'Alene, and east of Spokane, Washington. The population is an estimated 44,194 in 2022 according to the U.S. Census Bureau estimate, making it Idaho's ninth-largest city and the second largest city in North Idaho behind Coeur d’Alene.