Lake Depths
Swan Lake is a 407 acre lake located in Columbia County. It has a maximum depth of 82 feet.
Swan Lake Public Boat Access
Public Boat Access has designated accessible parking. The boarding dock, and route of travel to it, is ADA accessible. No power loading.
Fishing
Fish include Musky, Panfish, Largemouth Bass, Northern Pike, and Walleye.
Fish Stocking Update - In 2025, the WDNR released approximately 3000 6” – 9” fingerling walleyes and 16,000 1" - 2" walleyes into Swan Lake.
Fishing regulations can be found here.
See the most recent fishing reports on Lake-Link Swan Lake.
Swan Lake Wildlife Area
Swan Lake Wildlife Area is a 2,466-acre property located one mile east of Portage off Highway P in Columbia County. The property consists of approximately 1,416 acres of wetlands, 92 acres of grasslands and 410 acres of forested habitat.
The Fox River flows through the Swan Lake Wildlife Area in a northwesterly direction from Swan Lake on the east. The property was designated as a wildlife area in 1963.
Buoys
Flow of Traffic
Flow of Traffic
These buoys are placed throughout the lake to indicate the 100-foot mark from docks.
This is used as a visual reference on how far boats should stay away from resident piers.
Water crafts are not supposed to drive faster than a NO WAKE SPEED when traveling within the 100-foot mark.
Flow of Traffic
Flow of Traffic
Flow of Traffic
Flow of traffic for Swan Lake is
COUNTERCLOCKWISE
for safety and to avoid significant congestion.
Diver-Down Flag
Flow of Traffic
Diver-Down Flag
No person shall operate a vessel within 100 feet of an official diver’s flag unless tendering the dive operation.
A divers' flag has a red and white diagonal stripe, which indicates that people are scuba diving or snorkeling underwater in the vicinity of the flag.
Life Jackets
Flow of Traffic
Diver-Down Flag
Make sure all life jackets are U.S. Coast Guard approve. Double check with the WI DNR for up to date guidelines for adults, kids and pets.