Peregrine Lake in Cook County: How and When to Fish It

• Overview

  Peregrine Lake stands in Cook County, Illinois. This is rolling bush country. It covers about 14 acres, so this is small water you can walk round in under an hour. The town to know is Palatine, 2.4 miles out. Inverness is 2.5 miles away, with South Barrington at 2.7 miles. The county line runs close by, so rules can change within a short drive.

• Where to Fish on Peregrine Lake

  No published figure covers depth, so learn it as you fish. Look for where the old bank line still shows under the surface. Held water runs deepest at the wall and shallows back to the inflow. Fish documented in Cook County include common carp, bluegill, green sunfish, gizzard shad and goldfish. Read it as a county summary, not a water-by-water list. Fish Peregrine Lake to its features, not to its size.

• Seasonal Patterns

  Typical July readings run about 73°F; by January the average is down near 21°F. Winter shuts the surface down for months. The lid usually goes in late March, which opens the strongest weeks of the year. Averages suggest open water from about late March through to roughly mid December. Fish feed hardest at the start and the close of the open season. The season on Peregrine Lake follows the weather closely.

• Tackle & Baits

  Whether you may fish here is not something records settle. You can leave the car about half a mile from the water. Mapping marks a fishing place roughly half a mile off. For the carp, bait a margin spot and sit on it; corn and bread still work. Sort the permit out before you load the car. Where the way in crosses private ground, ask first. The nearest alternative is Lake Irene, 2.9 miles out. None of that is settled for Peregrine Lake in what we hold.