Lake Koshkonong

Jefferson County, Wisconsin — WBIC 808700

10,595.7

Acres

0

Fish Species

0

Local Guides

Depth Maps & Lake Info

View on WI DNR Lake Pages

Lake Koshkonong Depth Map

View Depth Map (PDF)

Map & Directions

Showing 14 nearby bait & tackle shops on the map.

Nearby Bait & Tackle

Nearby Marinas

River North Boatyard

Fort Atkinson, WI

★ 4.6

Zastrow's Watercraft and Sport Rentals LLC.

Lake Mills, WI

★ 4.6

Abbey Marina

Fontana-On-Geneva Lake, WI

★ 4.8

Access Self Storage

Elkhorn, WI

★ 5

Adelman Storage

Beloit, WI

★ 5

Affordable Self Storage WI LLC

Madison, WI

★ 4.6

Resorts & Lodges Near Lake Koshkonong

Plan your stay — fishing resorts and lodges near Lake Koshkonong.

Fishing Resort Johnson Creek

(920) 699-2249

Woodland Beach Resort Inc

Fishing Resort Lake Mills

(920) 648-5513

Lake Ripley Lodge

Fishing Resort Cambridge

(608) 217-5075

River Bend RV Resort

Fishing Resort Watertown

(920) 261-7505

View all 1267 Wisconsin resorts →

Other Lakes in Jefferson County

Bean Lake

Blue Spring Lake

Golden Lake

Goose Lake

Hahns Lake

Hoopers Millpond

Plan Your Trip to Lake Koshkonong

Weather forecast for Lake Koshkonong — check wind, rain, and temperature before you go
GPS: 42.8666°N, 88.9589°W — Get Directions
View on WI DNR Lake Pages for the latest survey data and lake info
Review Wisconsin fishing regulations for season dates and limits
A Wisconsin fishing license is required for ages 16+ — buy online at GoWild

Data sourced from Wisconsin DNR Division of Fish and Wildlife. Last verified: March 19, 2026. Learn how we maintain this data.