IdahoNatural lakeKootenai County

Lake Coeur d'Alene

Lake Coeur d'Alene is a 31,800-acre lake on the Spokane River in Idaho. You will find it in Kootenai County. Management is in the hands of Kootenai County / Idaho DPR / CdA Tribe. The gauge last read 27.38 ft.

Photo: The original uploader was Jamidwyer at English Wikipedia. · CC BY-SA 2.0 · Wikimedia Commons

CountiesKootenai County

Coordinates47.5150, -116.8325

Surface area31,800 acres

Max depth194 ft

RiverSpokane River

Managed byKootenai County / Idaho DPR / CdA Tribe

Swimming beaches on Lake Coeur d'Alene

1 named swimming spot and shoreline access points, from USGS GNIS, Recreation.gov and the Forest Service. None is staffed by a lifeguard unless the operating agency posts one.

Lake Coeur d'Alene

Windy Bay Boater Park

Fee information published; 5.8 mi from the lake center.

Recreation.gov (RIDB)Fee Information Published

Lake Coeur d'Alene on the map

Lake center, swimming spots and access points.

Get directions

Weather and water temperature

Air temperature and wind from Open-Meteo. Water temperature only when the lake has a public sensor.

Weather data by Open-Meteo

What to know before you go to Lake Coeur d'Alene

The center of the lake is at 47.5150, -116.8325. It reaches roughly 194 feet at its deepest.

Readings come from station 12415500 (COEUR D ALENE LAKE AT COEUR D ALENE ID). The last value stored here, 27.38 ft, is from 2026-09-09. A low pool exposes stumps and mud in the shallow arms of the lake.

If Lake Coeur d'Alene is busy, the nearest alternatives here are Spirit Lake (Washington, 30 mi), Lake Pend Oreille (Idaho, 51 mi) and Noxon Reservoir (Montana, 59 mi). In all, 26 lakes in Idaho are covered here.

Public access at Lake Coeur d'Alene covers 1 named swimming spot. They include Windy Bay Boater Park. These come from Recreation.gov (RIDB). Unless the operating agency says otherwise, treat these as unsupervised swimming.

Swimming season in Idaho runs through the warm months, and day-use areas set their own opening dates. No public sensor reports water temperature at Lake Coeur d'Alene, so the panel shows air temperature and wind. Check the operating agency for advisories before any water contact, especially for blue-green algae in late summer.

Questions about Lake Coeur d'Alene

What is the current water level at Lake Coeur d'Alene?

The latest reading is 27.38 ft, from USGS gauge 12415500.

Can you swim in Lake Coeur d'Alene?

Yes. This guide maps 1 named swimming spot around the lake, including Windy Bay Boater Park. None is staffed by a lifeguard unless the operating agency posts one.

How big is Lake Coeur d'Alene?

About 31,800 acres. Maximum depth is around 194 feet.

What other lakes are near Lake Coeur d'Alene?

The closest in this guide is Spirit Lake, about 30 miles away in Washington.