a forest filled with lots of green trees

Illinois Beach State Park - South Unit

Illinois · Midwest

Habitat
Coastal
Best Seasons
Difficulty

Easy

Best Months

April-May, September-October

Entrance Fee

Free

Hours

Open daily, sunrise to sunset

About This Location

Illinois Beach State Park - South Unit is a productive birding destination in Illinois, with 319 species recorded on eBird. This coastal habitat attracts Canada Goose, Trumpeter Swan, and Canvasback among many others. Spring migration along the Mississippi and Central Flyways makes this a vital stopover for diverse species.

Location

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Notable Species

Live Bird Data

Powered by eBird / Cornell Lab of Ornithology

Notable Sightings

Rare or unusual species spotted nearby in the last 14 days

Dunlin

Calidris alpina

6/2/2026Waukegan Beach2 observed

Ring-necked Duck

Aythya collaris

6/2/2026Druce Lake1 observed

Northern Parula

Setophaga americana

6/2/2026Illinois Beach SP (South Unit)--general1 observed

Magnolia Warbler

Setophaga magnolia

6/2/2026Illinois Beach SP (South Unit)--general1 observed

Blackburnian Warbler

Setophaga fusca

6/2/2026Illinois Beach SP (South Unit)--general1 observed

Black-bellied Plover

Pluvialis squatarola

6/2/2026Johns-Manville Corp. Superfund Site (restricted access)1 observed

Semipalmated Plover

Charadrius semipalmatus

6/2/2026Waukegan Beach2 observed

Bell's Vireo

Vireo bellii

6/1/2026Illinois Beach SP (North Unit)--general1 observed

Western Kingbird

Tyrannus verticalis

6/1/2026Liberty Prairie Nature Preserve1 observed

Merlin

Falco columbarius

6/1/2026Home-ish2 observed

Recent Observations

Species reported at this location in the last 14 days

Canada Goose

46/2/2026

Wood Duck

26/2/2026

Mallard

26/2/2026

Red-breasted Merganser

36/2/2026

Mourning Dove

36/2/2026

Ring-billed Gull

1506/2/2026

American Herring Gull

206/2/2026

Caspian Tern

16/2/2026

Double-crested Cormorant

66/2/2026

Red-headed Woodpecker

16/2/2026

Northern Flicker

36/2/2026

Eastern Wood-Pewee

46/2/2026

Least Flycatcher

16/2/2026

Great Crested Flycatcher

16/2/2026

Eastern Kingbird

36/2/2026

Philadelphia Vireo

16/2/2026

Eastern Warbling Vireo

36/2/2026

Red-eyed Vireo

46/2/2026

Blue Jay

26/2/2026

American Crow

26/2/2026

Birding Tips

  1. 1

    Check rocky shorelines and jetties at low tide for shorebirds.

  2. 2

    Scan offshore waters with a spotting scope for seabirds and waterfowl.

  3. 3

    Time your visit during the first week of May for maximum species diversity.

  4. 4

    Consider purchasing an annual parks pass if you plan to visit multiple times.

  5. 5

    Onshore winds can push pelagic species closer to shore, making post-storm days excellent for rarities.

Frequently Asked Questions

When is the best time to visit Illinois Beach State Park - South Unit for birding?
The best months to visit Illinois Beach State Park - South Unit for birding are April-May, September-October. The best seasons are Spring and Fall.
What birds can I see at Illinois Beach State Park - South Unit?
Notable species at Illinois Beach State Park - South Unit include Canada Goose, Trumpeter Swan, Canvasback, Common Goldeneye, Ring-billed Gull, Mallard, Mourning Dove, Killdeer, American Herring Gull, Blue Jay, American Crow, European Starling. The area supports coastal habitats.
How difficult is birding at Illinois Beach State Park - South Unit?
Birding at Illinois Beach State Park - South Unit is rated as Easy. The trails and viewing areas are accessible for birders of all experience levels.
Is there an entrance fee at Illinois Beach State Park - South Unit?
There is no entrance fee at Illinois Beach State Park - South Unit. Hours: Open daily, sunrise to sunset.
What amenities are available at Illinois Beach State Park - South Unit?
Illinois Beach State Park - South Unit offers the following amenities: Parking, Restrooms, Trails, Visitor Center.