Trempealeau Marina

American Marine is proud to announce that as of May 2016 we are the new owner/operators of the Trempealeau Marina (formerly Sunset Bay Marina)!

Slips & Amenities

Trempealeau Marina docks and slips

Trempealeau Marina is pleased to offer nearly 150 wet slips ranging from 20′-70′.  Pricing starts at just $625 for the season and includes power, water, parking, and all of the amenities listed below.  On-site winter boat storage is also available for our current slipholders.


  • Bathrooms & showers
  • New gas dock featuring Valvtect fuel
  • New pump-out
  • Members-only clubhouse
  • Food & drinks available for purchase
  • Floating docks
  • Launch ramp on-site
  • Conveniently located near town
  • Transient slips
  • Seasonal slips


We are continuing to upgrade the facility yearly.  The following upgrades have been completed since we took over the marina in Spring 2016.

  • Dock floats
  • New gas dock & pump
  • New pump-out facility
  • Updated clubhouse
  • Harbor dredging
  • Updated bathroom/shower room areas
  • New picnic area with tables
  • Duckweed-harvesting boat

Trempealeau Marina map


24056 Lock & Dam Rd
Trempealeau, WI 54661

(608) 304-8002