Cedar Island Lake, Oakland County, MI: Depth Map, Fishing & Water Quality

Today on the lake

Updated 9 Oct 2026, 3:24 am EDT. Get alerts for Cedar Island Lake

WEATHEROvernight: clear, 42°F, wind W 3 mph. Friday: sunny, 68°F, wind WSW 3 to 7 mph.

WARNINGSNo weather or fire warnings in effect.

FIRENo wildfires or prescribed burns reported within 25 miles.

BURNINGCampfires and debris burning: check today's status with Michigan DNR.

ALGAEToo small for satellite monitoring (under 1 km²). No bloom reports on record with Michigan DHHS.

LAUNCHESCedar Island Lake: listed open. Michigan DNR record updated 3 Apr 2026.

National Weather Service; National Interagency Fire Center; U.S. EPA CyAN satellite; Michigan DHHS; Michigan DNR. Weather, warnings, fires and satellite refresh when you open the page (checked at most hourly).

Depth map

15 contours, 5 to 72 ft

051015203031374043505160707172feet

Michigan DNR survey, fetched 7 Oct 2026. Not for navigation.

Size and depth

169 acres · deepest 72 ft (measured) · shoreline about 7.0 mi · clarity about 10 ft

Cedar Island Lake is the 32nd largest of the 290 named lakes of 10 acres or more in Oakland County. By Michigan DNR survey it is the 14th deepest of the 104 with a measured depth. Its water is clearer than 124 of the other 248 lakes in the county with satellite clarity readings. Its shoreline measures about 7.0 miles along the state outline. About 25% of its area is deeper than 40 ft.

Ranks against Oakland County lakes in Michigan hydrography, Michigan DNR lake surveys and Michigan EGLE satellite clarity; shoreline measured from the state outline. How we measure

Getting on the water

1 public access site on Cedar Island Lake.

Cedar Island Lake · Proud Lake State Recreation Area · Open

1 ramp lane · 4 trailer spaces · Recreation Passport required

Local boating rules, Oakland County

Michigan DNR boating access, fetched 7 Oct 2026.

Fishing

Michigan DNR has stocked Cedar Island Lake 1 times since 1980. The most recent stocking was 3,554 rainbow trout on 21 April 1980. Species stocked: rainbow trout.

21 Apr 1980STOCKED3,554 rainbow trout

Source: Michigan DNR Fisheries, fetched 7 Oct 2026. How we measure

Where the deep water is

Show water deeper than

Measured from Michigan DNR contours. How we measure

Water quality

Average water clarity is about 10 ft (Secchi depth 3.1 m, satellite readings 2018–23).

Clarity 10.1 ft of 72 ft

Michigan EGLE satellite clarity, fetched 7 Oct 2026.

Nearby lakes with measured depth

Oxbow Lake72 ft deep · 0.7 mi · Oakland County

Mandon Lake14 ft deep · 0.8 mi · Oakland County

Round Lake15 ft deep · 0.9 mi · Oakland County

Sugden Lake43 ft deep · 1.2 mi · Oakland County

Bogie Lake38 ft deep · 1.4 mi · Oakland County

Carroll Lake38 ft deep · 1.5 mi · Oakland County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Cedar Island Lake?

Cedar Island Lake is 72 feet at its deepest point, measured by Michigan DNR survey. It covers 169 acres.

Is there a public boat launch on Cedar Island Lake?

Yes. 1 public access site is listed: Cedar Island Lake.

Is Cedar Island Lake stocked with fish?

Yes. Michigan DNR has stocked it 1 times since 1980, most recently 3,554 rainbow trout on 21 April 1980.

How much of Cedar Island Lake is deeper than 10 feet?

About 61% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.