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Green Valley Lake

General Information

County: Union
Location: 2 1/2 miles northwest of Creston
Acres: 338.00
Maximum Depth: 26.5 ft. (2014)
Motoring Restrictions: No motor restriction at no wake speed except for ski area

Nearby Parks

Green Valley State Park

Amenities

Amenities at Green Valley Lake include:
  • Boat Access
  • Fishing Jetty
  • Accessible Pier
  • Picnic Area
  • Beach
  • Trails
  • Accessible Facilities
  • Playground
  • Restrooms
  • Camping
  • Good/Excellent Shorefishing
  • Hard Surface Boat Ramp
  • Fish Cleaning Station
Water temperature in most Mount Ayr district lakes is in the low to mid 80's. For more information, please call the Mount Ayr Fisheries office at 641-464-3108.
Bluegill - Slow: Catch bluegill up to 7.5 inches with jigs tipped with live bait fished near the fishing jetties or cedar tree brush piles.
Black Crappie - Slow: Catch crappie up to 9 inches with jigs tipped with live bait fished near cedar tree brushpiles.
Largemouth Bass - Slow: Use jigs fished near cedar tree brush piles for largemouth bass up to 20 inches.
Download Printable Lake Map
Download Printable Fishing Structures Map

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

  • fall 2019 - 2,581 Channel Catfish (9.4)
  • 04/30/2019 - 1,014,000 Walleye (Fry)
  • 05/08/2018 - 1,014,000 Walleye (Fry)
  • 9/27/2017 - 640 Channel Catfish (9.3")
  • 9/26/2017 - 884 Channel Catfish (9.3")
  • 9/14/2017 - 1,678 Channel Catfish (9.3")
  • 4/22/2017 - 1,905,000 Walleye (fry)
  • 09/16/2015 - 1,912 Channel Catfish (8")
  • 09/19/2013 - 1,895 Channel Catfish (8.5")
  • 08/29/2011 - 2,940 Channel Catfish (9.2")
  • 06/29/2011 - 38,000 Largemouth Bass (1.5")
  • 06/24/2010 - 9,125 Largemouth Bass (1.6")
The Fishing Regulations brochure is available for download. The summaries listed below are a partial listing provided for your benefit.

  • Black Bullhead
    • Season: Continuous
    • Daily Bag Limit: unlimited
    • Possession Limit: unlimited
    • Length Limit: none
    • Other:
  • 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
  • Bluegill
    • Season: Continuous
    • Daily Bag Limit: 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:
  • Green Sunfish
    • Season: Continuous
    • Daily Bag Limit: none
    • Possession Limit: unlimited
    • 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: 18-inch minimum
    • Other:
  • Walleye
    • Season: Continuous
    • Daily Bag Limit: combined walleye, sauger and saugeye; 5 fish
    • Possession Limit: combined walleye, sauger and saugeye; 10 fish
    • Length Limit: none
    • Other:
  • White 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
Spring electrofishing indicated good numbers of largemouth bass of all sizes up to 20 inches. Good numbers of bluegill and crappie were also sampled in 2019. Most of the bluegill were 6-8 inches in length. Most of the crappie were 8-10 inches in length. Low numbers of walleye were sampled, but 12-24 inch walleyes are available to anglers.(2019)

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.