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Thayer Lake

General Information

County: Union
Location: 1 mile south of Thayer
Acres: 11.00
Maximum Depth: 13 ft. (2014)
Motoring Restrictions: Electric Motors Only

Nearby Parks

Amenities

Amenities at Thayer Lake include:
  • Boat Access
  • Picnic Area
  • Restrooms
  • Camping
  • Good/Excellent Shorefishing
  • Hard Surface Boat Ramp

No recent updates

Lake Maps

Download Printable Lake Map
Download Printable Fishing Structures Map

You can zoom in on the map for bathymetric information for some lakes

  • 09/17/2019 - 60 Channel Catfish (8.6)
  • 9/27/2017 - 59 Channel Catfish (9.3")
  • 09/15/2015 - 110 Channel Catfish (8")
  • 09/19/2013 - 60 Channel Catfish (8.5")
  • 09/07/2011 - 92 Channel Catfish (8.3")

The Fishing Regulations brochure is available for download. The summaries listed below are a partial listing provided for your benefit.

  • Black Crappie
    • Season: Continuous
    • Daily Bag Limit: combined black and white crappie, 25 fish
    • Possession Limit: unlimited
    • Length Limit: none
    • Other: No daily limit on private waters
  • Channel Catfish
    • Season: Continuous
    • Daily Bag Limit: combined: channel, blue and flathead catfish, 8 fish
    • Possession Limit: combined: channel, blue and flathead catfish, 30 fish
    • Length Limit: none
    • Other:
  • Largemouth Bass
    • Season: Continuous
    • Daily Bag Limit: combined black bass, 3 fish
    • Possession Limit: combined black bass, 6 fish
    • Length Limit: 15-inch minimum
    • Other:

Good numbers of bluegills and crappies were sampled in 2017. Most bluegills were 8- to 9-inches long and most crappies were 8- to 10-inches long. Good numbers of largemouth bass were also sampled. Most largemouth bass were 14- to 16-inches long, but some larger bass are available to anglers.(2017)

Contacts

Iowa-Caught Fish Are Safe to Eat, In Almost All Cases

The vast majority of Iowa’s streams, rivers and lakes offer safe and high-quality fish that pose little or no threat to human health if consumed. Some limitations may apply for young children and pregnant women. Here’s a Fish Consumption Fact Sheet from the Iowa DNR and the Iowa Dept. of Public Health for more information. Here is a list of current fish consumption advisories for Iowa lakes and rivers.