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
  • Boat Rental
  • 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 low 60's. For more information, please call the Mount Ayr Fisheries office at 641-464-3108.
Black Crappie - Fair: Try using jigs tipped with minnows fished near cedar tree brushpiles for Crappie up to 9.5 inches.
Bluegill - Fair: Try using worms under a bobber fished near the fishing jetties for Bluegill up to 8 inches.
Largemouth Bass - Fair: Try using a jig fished near cedar tree brushpiles for Largemouth Bass up to 21 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")
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 up to 20 inches. Good numbers of crappie were also sampled in 2020. Most crappie were in the 8-9.5 inch length range. Good numbers of bluegill are also available to anglers in the 6-8 inch length range.(2020)
Tip: Click the arrow in the lower right corner to view the Fish Survey Data tool in full-screen mode.

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.