Genesee County · Michigan

Lake Fenton

Soundings in feet · 866 acres · deepest 90 ft

Today on the lake

Updated 9 Oct 2026, 3:20 am EDT. Get alerts for Lake Fenton

WEATHEROvernight: mostly clear, 42°F, wind WSW 5 mph. Friday: sunny, 67°F, wind WSW 6 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 5 Oct 2026, the latest clear-sky image.

LAUNCHESLake Fenton: 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

11 contours, 5 to 90 ft

0510203040506065708090feet

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

Size and depth

866 acres · deepest 90 ft (measured) · shoreline about 15.0 mi · clarity about 10 ft

Lake Fenton is the 2nd largest of the 54 named lakes of 10 acres or more in Genesee County. By Michigan DNR survey it is the 2nd deepest of the 8 with a measured depth. Its water is clearer than 30 of the other 44 lakes in the county with satellite clarity readings. Its shoreline measures about 15.0 miles along the state outline. About 100% of its area is deeper than 50 ft.

Ranks against Genesee 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 Lake Fenton.

Lake Fenton · Open

4 ramp lanes · 43 trailer spaces · 10 car spaces · vault toilet · Recreation Passport required

Local boating rules, Genesee County

Michigan DNR boating access, fetched 7 Oct 2026.

Fishing

Michigan DNR has stocked Lake Fenton 30 times since 1981. The most recent stocking was 42,578 walleye on 25 June 2025. Species stocked: walleye.

30 stockings, 1981 to 2025, log scale

Latest: 25 Jun 2025: 42,578 walleye.

25 Jun 2025STOCKED42,578 walleye

29 Jun 2023STOCKED48,035 walleye

22 Jun 2021STOCKED63,560 walleye

18 Jun 2019STOCKED74,170 walleye

7 Jun 2017STOCKED62,370 walleye

10 Jun 2015STOCKED58,145 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 1955: black crappie, blacknose shiner, bluegill, bluntnose minnow, brook silverside, brown bullhead, central mudminnow, grass pickerel, green sunfish, iowa darter, johnny darter, largemouth bass, northern longear sunfish, northern pike, pumpkinseed, rock bass, smallmouth bass, warmouth, western banded killifish, white sucker, yellow bullhead, yellow perch. Historic records, not a current survey.

Michigan Fish Atlas.

Water quality

Average water clarity is about 10 ft (Secchi depth 3.2 m, satellite readings 2018–23).

Clarity 10.4 ft of 90 ft

Michigan EGLE satellite clarity, fetched 7 Oct 2026.

Email me about Lake FentonWhen it is stockedMichigan DNR has stocked Lake Fenton 30 times since 1981, most recently 42,578 walleye on 25 June 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 Genesee CountyStockings and algae records on every lake in the county. In 2026 so far: 0 emails.

Lake Fenton 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.

Nearby lakes with measured depth

Big Seven Lake53 ft deep · 2.7 mi · County

Copneconic Lake48 ft deep · 2.8 mi · Genesee County

Dickinson Lake68 ft deep · 3.1 mi · Oakland County

Pine Lake26 ft deep · 3.9 mi · Genesee County

Byram Lake50 ft deep · 4.3 mi · Genesee County

Bevins Lake47 ft deep · 4.8 mi · Oakland County

Michigan DNR survey; straight-line miles.

Common questions

How deep is Lake Fenton?

Lake Fenton is 90 feet at its deepest point, measured by Michigan DNR survey. It covers 866 acres.

Is there a public boat launch on Lake Fenton?

Yes. 1 public access site is listed: Lake Fenton.

Is Lake Fenton stocked with fish?

Yes. Michigan DNR has stocked it 30 times since 1981, most recently 42,578 walleye on 25 June 2025.

How much of Lake Fenton is deeper than 10 feet?

About 54% of the lake's area is deeper than 10 feet, measured from Michigan DNR depth contours.