42.4713241, -94.6451999

Marina Boat Ramp

Fee not yet verified Status not yet verified Public access Updated Oct 19, 2026
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Marina Boat Ramp is a public launch on Twin Lakes in Calhoun County, Iowa .

The nearest community is Twin Lakes, about 1.0 miles away. The closest larger city is Ames, approximately 60.5 miles away. The site lies within the Drainage Ditch 13-Lake Creek watershed, as defined by the EPA.

Sourced from U.S. Geological Survey . See the freshness details in the sidebar.

Boat ramps on Twin Lakes

Marina Boat Ramp is currently the only public boat ramp we track on Twin Lakes . If you know of another public launch nearby, let us know.

Nearby boat ramps in Calhoun County

We currently track 2 public boat ramps in Calhoun 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.

Marina Boat Ramp provides access to Twin Lakes.

This listing is sourced from U.S. Geological Survey records.

This listing was last checked against the source on July 11, 2026. The page content itself was last updated on October 19, 2026.

Quick facts

County
Calhoun County, Iowa
Nearby places
Twin Lakes (1.0 mi)
Jolley (3.8 mi)
Rockwell City (5.3 mi)
Coordinates
42.4713241, -94.6451999 Gaia
Waterbody
Twin Lakes
Access type
Public

Current weather

66°F Clear

Wind SSE 6 mph

Full NWS forecast · via National Weather Service
Last updated Oct 19, 2026 at 10:20 PM

Open in Gaia GPS Report incorrect info

Data freshness

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

Last checked against source
July 11, 2026
Page content updated
October 19, 2026
Listed on Boat Ramp US since
October 19, 2026