Coeur d'Alene ( (listen) KOR də-LAYN, KUR də-LAYN, French: Cœur d'Alène, lit. 'Heart of an Awl', pronounced [kœʁ dalɛn]) is the largest city and county seat of Kootenai County, Idaho, United States. It is the principal city of the Coeur d'Alene Metropolitan Statistical Area. In 2019, the United States Census Bureau estimated the city's population at 52,414. The city is a satellite city of Spokane, which is located about 30 miles (48 km) to the west, in the state of Washington. The two cities are the key components of the Spokane–Coeur d'Alene combined statistical area, of which Coeur d'Alene is the third-largest city (after Spokane and its largest suburb, Spokane Valley). Coeur d'Alene is the largest city in North Idaho. The city is situated on the north shore of Lake Coeur d'Alene, 25 miles (40 km) in length. Locally, Coeur d'Alene is known as the "Lake City", or simply called by its initials: "CDA".
The city of Coeur d'Alene has grown significantly in recent years, in part because of a substantial increase in tourism, encouraged by several resorts in the area. The Coeur d'Alene Resort and a 165-acre natural area called Tubbs Hill, Coeur d'Alene, Idaho take up a prominent portion of the city's downtown.