Ontonagon County Boat Ramps, Michigan

Ontonagon County tracks 14 public boat ramps in total, spread across 9 different rivers, creeks and lakes - most notably Lake Superior (3 ramps), Lake Gogebic (3 ramps) and Ontonagon River - South Branch (2 ramps). Each listing below shows which waterbody it's on, so you can tell at a glance which ones actually connect.

Sourced from official state and federal agency records, last synced on a recurring schedule. Read more about how we verify this data.

14 Boat ramps
9 Waterways
No free ramps confirmed yet
Lake Superior Largest waterway

Current weather

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Full NWS forecast · via National Weather Service
Last updated Oct 12, 2026 at 5:35 AM

Interactive Map of Public Boat Ramps in Ontonagon County

Explore every public boat ramp in Ontonagon County on the interactive map below. Compare launch locations, find the closest boat ramp to your destination, and open each ramp for detailed information including fees, amenities and access details.

Zoom in to compare nearby launches, or switch to satellite view for shoreline detail.

Waterways in Ontonagon County

These are the rivers, creeks and lakes with public boat ramps in Ontonagon County. Ramps on the same waterway don't always sit close together on a map - some of these stretch across the whole county.

Browse by waterway type across all of Michigan:

Boat ramp distribution

Boat ramps in Ontonagon County aren't spread evenly across its 9 waterways. Lake Superior has the most, with 3 launch sites, followed by Lake Superior (3 ramps), Lake Gogebic (3 ramps) and Ontonagon River - South Branch (2 ramps). On the other end, 6 waterways - including Deadman Lake, County Line Lake and Bond Fall Flowage - have just a single public launch point each.

Boat ramps in neighboring counties

If Ontonagon County doesn't have what you're looking for, these bordering counties are worth a look too.

Frequently asked questions

We track 14 public boat ramps in Ontonagon County, spread across 9 different rivers, creeks and lakes.

We haven't confirmed any free ramps in Ontonagon County yet. Fee status is verified ramp by ramp as we check each one against the source - check the fee badge on each listing below for the latest status.

Lake Superior has the most public boat ramps we track in Ontonagon County, with 3 launch points.

Sourced from Michigan DNR Boating Access Sites, Michigan Department of Natural Resources and U.S. Geological Survey.
Data on this page was last updated September 7, 2026, based on the latest ramp data update.