Hamlin Lake

Soundings in feet · 4,622 acres · deepest 65 ft

Today on the lake

Updated 9 Oct 2026, 3:14 am EDT. Get alerts for Hamlin Lake

WEATHEROvernight: mostly clear, 47°F, wind WSW 5 mph. Friday: sunny, 65°F, wind NW 5 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.

ALGAENo cyanobacteria detected by satellite on 6 Oct 2026, the latest clear-sky image. Blooms were reported on 8 Aug 2026 and 17 Aug 2026; not tested.

LAUNCHESLudington State Park: Closed. 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

4 contours, 16 to 65 ft

016334965feet

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

Size and depth

4,622 acres · deepest 65 ft (measured) · shoreline about 44.9 mi

Hamlin Lake is the largest of the 47 named lakes of 10 acres or more in Mason County. By Michigan DNR survey it is the 2nd deepest of the 19 with a measured depth. Its shoreline measures about 44.9 miles along the state outline. About 17% of its area is deeper than 33 ft.

Ranks against Mason 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 Hamlin Lake.

Ludington State Park · Ludington State Park · Closed

2 ramp lanes · 44 trailer spaces · 2 car spaces · vault toilet · Recreation Passport required

Local boating rules, Mason County

Michigan DNR boating access, fetched 7 Oct 2026.

Fishing

Michigan DNR has stocked Hamlin Lake 77 times since 1979. The most recent stocking was 149,984 walleye on 2 June 2026. Species stocked: bluegill, hybrid sunfish, muskellunge, tiger muskellunge, walleye.

77 stockings, 1979 to 2026, log scale

Latest: 2 Jun 2026: 149,984 walleye.

2 Jun 2026STOCKED149,984 walleye

31 Oct 2024STOCKED8,013 muskellunge

17 Jun 2024STOCKED4,015 walleye

11 Jun 2024STOCKED141,695 walleye

3 Nov 2022STOCKED1,868 muskellunge

1 Nov 2022STOCKED5,859 muskellunge

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 1956: blackchin shiner, bluntnose minnow, bowfin, brook silverside, brown bullhead, chestnut lamprey, emerald shiner, freshwater drum, iowa darter, mimic shiner, northern logperch, northern pike, pumpkinseed, rock bass, sand shiner, smallmouth bass, spottail shiner, tadpole madtom, trout-perch, western banded killifish, yellow bullhead, yellow perch. Historic records, not a current survey.

Michigan Fish Atlas.

Water quality

Email me about Hamlin LakeWhen it is stockedMichigan DNR has stocked Hamlin Lake 77 times since 1979, most recently 149,984 walleye on 2 June 2026. 1 stocking so far in 2026.When algae is reported or testedMichigan DHHS lists 3 bloom reports and 1 water sample here. 2 records in 2026, the latest on 17 Aug 2026.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. In 2026 that happened on 19 Jun and 8 Aug.Any lake in Mason CountyStockings and algae records on every lake in the county. In 2026 so far: 4 emails.

In 2026 so far, these alerts would have sent you 4 emails about Hamlin Lake: 2 Jun, 19 Jun, 8 Aug and 17 Aug.

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.

Nearby lakes with measured depth

Hackert Lake16 ft deep · 7.3 mi · Mason County

Canfield Lake20 ft deep · 12.4 mi · Manistee County

Gun Lake22 ft deep · 13.3 mi · Mason County

Hoags Lake18 ft deep · 13.8 mi · Mason County

Bass Lake4 ft deep · 14.6 mi · Mason County

Chancellor Lake50 ft deep · 15.0 mi · Mason County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Hamlin Lake?

Hamlin Lake is 65 feet at its deepest point, measured by Michigan DNR survey. It covers 4,622 acres.

Is there a public boat launch on Hamlin Lake?

Yes. 1 public access site is listed: Ludington State Park.

Is Hamlin Lake stocked with fish?

Yes. Michigan DNR has stocked it 77 times since 1979, most recently 149,984 walleye on 2 June 2026.