43.1731090, -89.0731885

Riley-Deppe County Park Boat Ramp

Fee not yet verified Status not yet verified Public access Updated Sep 22, 2026
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Riley-Deppe County Park Boat Ramp is a public launch on Marshall Millpond in Dane County, Wisconsin .

The nearest community is Marshall, about 0.5 miles away. The closest larger city is Madison, approximately 17.9 miles away. The site lies within the Deansville Marsh-Maunesha River watershed, as defined by the EPA.

Sourced from Wisconsin Department of Natural Resources . See the freshness details in the sidebar.

Boat ramps on Marshall Millpond

Riley-Deppe County Park Boat Ramp is currently the only public boat ramp we track on Marshall Millpond . If you know of another public launch nearby, let us know.

Nearby boat ramps in Dane County

We currently track 32 public boat ramps in Dane County. The closest ramps are listed below, along with the waterbody each one provides access to.

Frequently asked questions

We haven't confirmed the current launch fee with the managing agency yet - check the fee badge at the top of this page, which updates as soon as we do.

We don't yet have a confirmed parking count for this location from the managing agency.

This ramp's access type isn't specifically flagged for hand-launched craft, but a trailer ramp can generally be used to launch a kayak or canoe by hand as well.

Riley-Deppe County Park Boat Ramp provides access to Marshall Millpond.

This listing is sourced from Wisconsin Department of Natural Resources records.

This listing was last checked against the source on July 11, 2026. The page content itself was last updated on September 22, 2026.

Quick facts

County
Dane County, Wisconsin
Nearby places
Marshall (0.5 mi)
Waterloo (4.3 mi)
Sun Prairie (7.1 mi)
Coordinates
43.1731090, -89.0731885 Gaia
Waterbody
Marshall Millpond
Access type
Public

Current weather

68°F Clear

Wind SSW 3 mph

Full NWS forecast · via National Weather Service
Last updated Oct 12, 2026 at 4:32 AM

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Data freshness

How current this listing is, and how it's been maintained.

Last checked against source
July 11, 2026
Page content updated
September 22, 2026
Listed on Boat Ramp US since
September 22, 2026