Iron County · Michigan

Iron Lake

Soundings in feet · 390 acres · deepest 45 ft

Where it is

3 miles north of Iron River

Iron County, Michigan · 46.1444° N, 88.6556° W

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The Michigan DNR lists no public access site on Iron Lake; much of the shore may be private.

Today on the lake

Updated 14 Oct 2026, 5:27 pm EDT. Get alerts for Iron Lake

WEATHERThis Afternoon: mostly cloudy, 54°F, wind N 5 mph. Tonight: mostly cloudy, 34°F, wind 0 mph.

WARNINGSNo weather or fire warnings in effect.

FIRESmall wildfire Birdhouse, 0.1 acres, 21.0 mi away, reported 12 Oct 2026.

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

ALGAENo cyanobacteria detected by satellite on 9 Oct 2026, the latest clear-sky image.

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

12 contours, 3 to 45 ft

03510152025303537394045feet

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

Size and depth

390 acres · deepest 45 ft (measured) · shoreline about 4.8 mi · clarity about 8 ft

Iron Lake is the 10th largest of the 193 named lakes of 10 acres or more in Iron County. By Michigan DNR survey it is the 21st deepest of the 77 with a measured depth. Its water is clearer than 69 of the other 131 lakes in the county with satellite clarity readings. Its shoreline measures about 4.8 miles along the state outline. About 10% of its area is deeper than 25 ft.

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

Fishing

Michigan DNR has stocked Iron Lake 17 times since 1983. The most recent stocking was 2,572 walleye on 1 July 2025. Species stocked: walleye, yellow perch.

17 stockings, 1983 to 2025, log scale

Latest: 1 Jul 2025: 2,572 walleye.

1 Jul 2025STOCKED2,572 walleye

25 Jun 2025STOCKED17,078 walleye

28 Jun 2023STOCKED1,750 walleye

27 Jun 2023STOCKED11,193 walleye

15 Jun 2021STOCKED26,750 walleye

26 Jun 2019STOCKED12,655 walleye

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

Historically recorded species, from records through 1950: black crappie, bluntnose minnow, golden shiner, iowa darter, largemouth bass, pumpkinseed, white crappie, white sucker, yellow perch. Historic records, not a current survey.

Michigan Fish Atlas.

Water quality

Average water clarity is about 8 ft (Secchi depth 2.5 m, satellite readings 2018–23).

Clarity 8.3 ft of 45 ft

Michigan EGLE satellite clarity, fetched 7 Oct 2026.

Email me about Iron LakeWhen it is stockedMichigan DNR has stocked Iron Lake 17 times since 1983, most recently 2,572 walleye on 1 July 2025. None so far in 2026.When algae is reported or testedMichigan DHHS has no records for this lake yet. We email when the first one is posted.When satellite sees a bloom startEPA satellite, checked daily, June to October. We email when a bloom first shows on two clear days, not every day it stays. It has not happened in 2026.Any lake in Iron CountyStockings and algae records on every lake in the county. In 2026 so far: 5 emails.

Iron Lake has had no stockings or algae records in 2026, so its own alerts would have sent nothing this year. The county alert is on by default.

Email address

At most one email a week per lake. We email you a link to confirm before any alert is sent; every email has a one-click unsubscribe.

The area around Iron Lake

13 other lakes of 10+ acres within about 6 miles of Iron Lake, 1 with a page here (darker blue). Sources: Michigan DNR, US Census Bureau.

Nearby lakes with measured depth

Sunset Lake54 ft deep · 3.0 mi · Iron County

Lake Sixteen12 ft deep · 4.3 mi · Iron County

Lake Fifteen25 ft deep · 5.3 mi · Iron County

Wildwood Lake17 ft deep · 5.5 mi · Iron County

Stanley Lake39 ft deep · 6.4 mi · Iron County

Nelson Lake30 ft deep · 7.6 mi · Iron County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Iron Lake?

Iron Lake is 45 feet at its deepest point, measured by Michigan DNR survey. It covers 390 acres.

Is Iron Lake stocked with fish?

Yes. Michigan DNR has stocked it 17 times since 1983, most recently 2,572 walleye on 1 July 2025.

How much of Iron Lake is deeper than 10 feet?

About 47% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.