Alma Marina is a full-service marina located at mile marker 754 on the Mississippi River in Alma, Wisconsin, just above Lock and Dam #4, offering transient slips with water and electricity, fuel (87 octane ethanol-free gasoline), a pump-out station, and on-site marine mechanics.

The facility provides convenient access to recreational opportunities including a public swimming beach, picnic areas, and nearby attractions, with the boat launch open to the public. Contact (608) 685-3333 for slip availability and additional services.