Illinois / Lake Michigan /

Stepan Family Boat Launch

Stepan Family Boat Launch is a public boat ramp on Lake Michigan near Winnetka, Illinois, run by the Winnetka Park District.

Aerial view of the ramp between two piers and the parking lot, August 2019
Aerial view of the ramp between two piers and the parking lot, August 2019 Photo: USDA Farm Service Agency, NAIP · Public domain · via USGS The National Map
Zebra mussels

Zebra mussels (latest report 1991) reported in Lake Michigan 890 m from this launch (USGS Nonindigenous Aquatic Species database). Clean, drain and dry your boat, trailer and gear before you leave, and do not move water, plants or live bait to another water.

USGS Nonindigenous Aquatic Species database · checked October 20, 2026

Status not reported No closure has been posted for this launch, but its agency does not publish open or closed status. Check with the managing agency before you tow.

At the launch

Type
Boat ramp
Ramp surface
Paved
Car parking
14 spaces
Managed by
Winnetka Park District
Website
winpark.org
Coordinates
42.11512, -87.73008

Directions (Google) Apple Maps

Conditions

Marine advisories

Advisories in effect load here; without them, see the NWS zone forecast below.

National Weather Service marine zone LMZ740, Winthrop Harbor to Wilmette Harbor IL. Zone forecast: winds, seas, warnings.

On Lake Michigan

Lake in Illinois. All launches on Lake Michigan.

Community

Where people who use Lake Michigan talk about it.

Nearby launches

Sources

Why it is listed as public: listed by Great Lakes Commission Boat Access Sites (compilation, public and private). Something wrong, or is this launch private? Send a correction; it goes to a person.