Rock Dam Lake fishing

Fishing at Rock Dam Lake is on a reservoir, stocked with Yellow Perch, Largemouth Bass, and Walleye. It is stocked about 1.6 times a year since 2010, most often in January. Species guides list dawn, day, and dusk for Yellow Perch, dawn and dusk for Largemouth Bass, and dawn, dusk, and night for Walleye.

Last stocked

January 1, 2025

Plants on record

25

Since 2010

Species recorded

3

Average size

4.2 in

Surface acres

94.7

Access and facts

Water type
reservoir
Nearest town
Foster, WI
Boat ramp
Yes
ADA accessible
Yes
Facilities
restrooms, dock

Rock Dam County Park's ramp has an ADA-accessible dock, vault toilet, and picnic tables. The lake's water runs a dark red-blue from iron in the soil, and its deepest spot is 10 feet.

Sources: water_type , access.boat_ramp , access.ada , facilities , shore_notes , shore_notes , nearest_town , fishing_notes , fishing_notes , watch_outs

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How Rock Dam Lake is stocked

The first plant of the year usually falls in the first week of January. In 2025 it was January 1, 2025, about when it usually is.

No plants recorded in 2023 and 2024.

About 872 reported fish per acre, 3rd most of 5 lakes in Clark County with both a fish count and a surface area.

Fish at Rock Dam Lake

Fishing Rock Dam Lake is most likely to be for Largemouth Bass. Largemouth Bass accounts for 18 of 25 plants on record, ahead of Walleye and one more.

Largemouth Bass 18 plants
Plants
18 of 25
Last stocked
January 1, 2025
Average length
3.2 in

Seasons and rigs are on the Largemouth Bass guide.

Walleye 5 plants
Plants
5 of 25
Last stocked
January 1, 2022
Average length
6.9 in

Seasons and rigs are on the Walleye guide.

Yellow Perch 2 plants
Plants
2 of 25
Last stocked
January 1, 2011
Average length
7 in

Seasons and rigs are on the Yellow Perch guide.

Fishing Rock Dam Lake

Rock Dam Lake is an 118-acre lake located in Clark County, Wisconsin. The lake is shallow, with the deepest depth at 10 feet, and supports Panfish and Largemouth Bass. Winter activities on the lake include ice fishing.

Sources: en.wikipedia.org , apps.dnr.wi.gov

What to watch for

The lake is shallow, with the deepest depth at 10 feet. It is rich in iron resulting in a dark red-blue hue.

Fish stocked per year

  • 6,1052010
  • 6,7952011
  • 2,9452012
  • 5,5232013
  • 3,9092014
  • 5,9002015
  • 9,8092016
  • 11,3452017
  • 9,8082018
  • 2,4002019
  • 5,3272020
  • 6,0522021
  • 5,4992022
  • 1,2002025

Stocking history

Showing 15 of 25 plants Showing 25 plants

Source: Wisconsin Department of Natural Resources.
Date Species Quantity Avg. length Source
January 1, 2025 Largemouth Bass 1,200 4 in report
January 1, 2022 Walleye 955 8.1 in report
January 1, 2022 Largemouth Bass 4,544 2.7 in report
January 1, 2021 Largemouth Bass 6,052 2.8 in report
January 1, 2020 Walleye 959 6.7 in report
January 1, 2020 Largemouth Bass 4,368 2.3 in report
January 1, 2019 Largemouth Bass 2,400 2.7 in report
January 1, 2018 Walleye 958 5.9 in report
January 1, 2018 Largemouth Bass 8,850 2.2 in report
January 1, 2017 Largemouth Bass 8,845 2.1 in report
January 1, 2017 Largemouth Bass 2,500 5 in report
January 1, 2016 Walleye 959 7.3 in report
January 1, 2016 Largemouth Bass 8,850 2.2 in report
January 1, 2015 Largemouth Bass 5,900 1.9 in report
January 1, 2014 Largemouth Bass 2,950 3.2 in report
January 1, 2014 Walleye 959 6.6 in report
January 1, 2013 Largemouth Bass 2,950 2.1 in report
January 1, 2013 Largemouth Bass 2,573 6.5 in report
January 1, 2012 Largemouth Bass 2,945 1.9 in report
January 1, 2011 Yellow Perch 2,850 7 in report
January 1, 2011 Largemouth Bass 2,945 3 in report
January 1, 2011 Largemouth Bass 1,000 4 in report
January 1, 2010 Largemouth Bass 2,950 3.3 in report
January 1, 2010 Largemouth Bass 1,600 5 in report
January 1, 2010 Yellow Perch 1,555 7 in report
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Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

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