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Illinois counties

Fishing in Williamson County, Illinois

County seat: Marion. Population 67,153.

  • 5lake pages
  • 15IDNR launches
  • 1river pages
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Photo of Crab Orchard Lake: USFWS Midwest Region, Public domain

Fishing times todaySolunar periods, sunrise and moonrise for Williamson County, today and the next 7 days.Best fishing times today
Williamson County, Illinois

Fishing Williamson County by the numbers

The 2020 Census tallied 67,153 residents in Williamson County, whose courthouse stands in Marion.

Of the 5 paged lakes reaching the county, Crab Orchard Lake is biggest. IDNR counts 15 public launches for the county across its map and 2019 inventory. Stocking trucks show up in 26 stocking rows of the 2021-2026 IDNR table for the county.

5lake pages
15IDNR launches
1river pages
26stocking rows

Census 2020 population; IDNR IFishIllinois waterbody pages and map; IDNR lands asset inventory (2019); IDNR stocking table; read November 4, 2026.

Map

Where the Williamson County ramps and piers sit

IDNR IFishIllinois map launch points, IDNR asset inventory piers and IFishIllinois page points; read November 4, 2026.

Lakes

Lake pages filed under Williamson County

LakeAcres (IDNR)Max depth (IDNR text)KindLaunchesFish named
Crab Orchard Lake6,965lake9bluegill, white bass, largemouth bass
Little Grassy Lake1,000lake0channel catfish, smallmouth bass
Devils Kitchen Lake810lake4largemouth bass, rainbow trout, bluegill
Herrin Lake 160lake1channel catfish
Arrowhead Lake30lake1bluegill, channel catfish, largemouth bass

Acres as listed on the IDNR IFishIllinois page (printed only where the page text gives the same size); depth only where the IDNR text states a maximum depth. Launch counts from the IDNR map and 2019 inventory; acres left blank where the IDNR page text disagrees with its listing.

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Species

Lake pages around Williamson County, tallied by fish

Bars show lake pages within 50 miles of Marion that list each fish; bluegill leads.

Bluegill80 lakes
Largemouth bass76 lakes
Channel catfish74 lakes
Redear sunfish36 lakes
Black crappie16 lakes
Saugeye9 lakes
Flathead catfish6 lakes
Hybrid striped bass5 lakes
Rainbow trout5 lakes
White bass5 lakes

IDNR fishing outlook ratings, species named on IFishIllinois pages, the IDNR stocking table and state records, counted per lake page within 50 miles; not a survey of fish numbers.

More water

Lakes of Williamson County without their own guide yet

A further 1 named waters of Williamson County appear only in this list.

WaterAcres (IDNR)Nearest place
#1 Little Grassy HatcheryMakanda

IDNR IFishIllinois waterbody pages, read November 4, 2026.

Rivers

Rivers winding across Williamson County

  • Crab Orchard Creek1 USGS gauge

River and creek levels in Williamson County

USGS gaugeLatest readingTime (ET)
Crab Orchard Creek Near Marion, Il1 cfs, 0.80 ft gage heightNov 11 9:00 pm

US Geological Survey provisional data, retrieved Nov 11, 2026 9:33 pm ET. Provisional readings can be revised.

IDNR IFishIllinois river and pool pages, USGS GNIS names, IDNR map launches and USGS gauges (live readings); read November 4, 2026.

River stages

River stage readings around Williamson County

GaugeReadingFlowFlood categoryTime (UTC)
Crab Orchard Creek above Marion0.88 ft0.001 kcfsnot defined2026-11-05 18:00:00 UTC
Grassy Creek (IL) at Devils Kitchen Lake near Marion 11WSW508.07 ft–not defined2026-11-05 18:15:00 UTC
Crab Orchard Creek at Crab Orchard Lake near Marion 12W404.88 ft–not defined2026-11-05 18:15:00 UTC
Big Muddy River at Plumfield2.53 ft0.048 kcfsno flooding2026-11-05 18:30:00 UTC
Little Grassy Creek at Little Grassy Lake near Marion 13WSW447.32 ft–out of service2026-11-05 18:15:00 UTC

One timed reading per gauge, copied at build time.

NOAA National Water Prediction Service gauge readings (water.noaa.gov), read November 5, 2026; dated readings, not live (kcfs = thousand cubic feet per second).

Access

Trailer ramps scattered over Williamson County

  • Arrowhead Lake Boat RampArrowhead Lake, IDNR note: Concrete ramp, gravel parking, dock
  • Crab Orchard Lake Bluegill Bay Marina Boat RampCrab Orchard Lake, IDNR note: open to campers and members, dock and fishing piers; user pass required
  • Crab Orchard Lake Foreville Road RampCrab Orchard Lake, IDNR note: paved ramp and parking, dock, fishing pier; user pass required
  • Crab Orchard Lake North Refuge Rd Boat RampCrab Orchard Lake, IDNR note: gravel ramp, gravel parking; user pass required
  • Crab Orchard Lake Old 13 Boat Ramp and Kayak LaunchCrab Orchard Lake, IDNR note: kayak access, gravel parking SE of ramp; user pass required
  • Crab Orchard Lake Playport Marina Boat RampCrab Orchard Lake, IDNR note: open to campers, dock; user pass required
  • Crab Orchard Lake Prairie Creek Access Boat RampCrab Orchard Lake, IDNR note: paved ramp and parking, dock, fishing pier and levee; user pass required
  • Crab Orchard Lake Spillway Road Boat RampCrab Orchard Lake, IDNR note: concrete ramp, small gravel parking; user pass required
  • Crab Orchard Lake West End Boat RampCrab Orchard Lake, IDNR note: paved ramp and parking, dock; user pass required
  • Crab Orchard Lake Wolf Creek Boat RampCrab Orchard Lake, IDNR note: gravel ramp, small paved parking lot; user pass required
  • Devils Kitchen Lake Kayak and Canoe LandingDevils Kitchen Lake, IDNR note: Gravel landing, gravel parking; user pass required
  • Devils Kitchen Lake Line 13 Boat RampDevils Kitchen Lake, IDNR note: Paved ramp, paved parking; user pass required
  • Devils Kitchen Lake Line 6 Boat RampDevils Kitchen Lake, IDNR note: Gravel ramp, gravel parking; user pass required
  • Devils Kitchen Lake Main Boat RampDevils Kitchen Lake, IDNR note: Paved ramp, gravel parking, dock; user pass required
  • Herrin Lake 1 Boat RampHerrin Lake 1, IDNR note: Paved ramp, gravel parking

IDNR IFishIllinois map, boat ramp and launch layer of October 2025 (KML; name, waterbody and notes as printed), read November 5, 2026. IDNR lands asset inventory, 2019 (boating and fishing assets layer), read November 4, 2026.

Stocking

Stocking in Williamson County

YearWaterSpecies (as listed)NumberSize class
2026Arrowhead LakeChannel Catfish600Advanced Fingerling (4 – 7")
2026Crab Orchard LakeLargemouth Bass82,047Fingerling (1 – 3")
2026Devils Kitchen LakeRainbow Trout8,332Adult
2026Devils Kitchen LakeRainbow Trout2,598NonVulnerable (8 – 10")
2025Crab Orchard LakeLargemouth Bass52,951Fingerling (1 – 3")
2025Devils Kitchen LakeRainbow Trout3,703Adult
2025Devils Kitchen LakeRainbow Trout4,009NonVulnerable (8 – 10")
2025Herrin Lake 1Channel Catfish1,000Advanced Fingerling (4 – 7")
2024Arrowhead LakeChannel Catfish600NonVulnerable (8 – 10")
2024Crab Orchard LakeLargemouth Bass95,410Fingerling (1 – 3")
2024Crab Orchard LakeLargemouth Bass3,125NonVulnerable (8 – 10")
2024Devils Kitchen LakeRainbow Trout11,593Adult
2024Devils Kitchen LakeYellow Perch6,300Fingerling (1 – 3")
2024Little Grassy LakeChannel Catfish866Advanced Fingerling (4 – 7")
2023Crab Orchard LakeLargemouth Bass247Adult
2023Crab Orchard LakeLargemouth Bass19,350Advanced Fingerling (4 – 7")
2023Crab Orchard LakeLargemouth Bass280,463Fingerling (1 – 3")
2023Devils Kitchen LakeRainbow Trout4,512Adult
2023Herrin Lake 1Channel Catfish1,000Advanced Fingerling (4 – 7")
2023Little Grassy LakeSmallmouth Bass11,600Fingerling (1 – 3")
2022Arrowhead LakeChannel Catfish600Advanced Fingerling (4 – 7")
2022Crab Orchard LakeLargemouth Bass34Adult
2022Crab Orchard LakeLargemouth Bass10,419Advanced Fingerling (4 – 7")
2022Devils Kitchen LakeRainbow Trout9,646Adult
2022Devils Kitchen LakeYellow Perch30,148Fingerling (1 – 3")
2022Little Grassy LakeChannel Catfish5,000Advanced Fingerling (4 – 7")

IDNR fish stocking table on ifishillinois.org (year, water, species, size class and number as listed; no stocking dates published), read November 4, 2026; rows reach the county through the water they name.

Regulations

Digest limits as they apply in Williamson County

Waters of Williamson County follow the statewide rows below unless the digest lists them as a site-specific water. An Illinois resident pays $15 for the annual sport fishing license, a nonresident $31.50.

SpeciesDaily limitRule as printed
Alligator Gar1 per 24 hoursHarvest limit is 1 Alligator Gar per 24 hours.
Blue, Channel, and Flathead Catfishno limitThere are no daily harvest or size limits, except as specified under Site Specific Regulations.
Bluegill, Redear Sunfish, Other Sunfishno limitThere are no harvest or size limits, except as specified under Site Specific Regulations.
Crappie (White, Black or Hybrid Crappie)no limitThere are no daily harvest or size limits, except as specified under Site Specific Regulations.
Lake Sturgeonno possessionProtected; No possession.
Largemouth Bass, Smallmouth Bass, Spotted Bass6 (combined)Daily harvest limit is 6 Bass, either singly or in the aggregate, except as specified under Site Specific Regulations. In rivers and streams and their tributaries statewide, except for the Mississippi, Ohio (including Golconda Marina), and Wabash Rivers, the d
Muskellunge, Northern Pike, and their Hybridmuskellunge 1, northern pike 3All Muskellunge and Muskellunge hybrids (Tiger Muskie) taken must be 36" in total length or longer, except as specified under Site Specific Regulations. No more than 1 Muskellunge or Muskellunge hybrid (Tiger Muskie) may be taken per day, except as specified u
Paddlefish2Daily harvest limit is 2 Paddlefish. Please refer to Site Specific Regulations for the Mississippi River between Illinois and Iowa and the Mississippi River between Illinois and Missouri.
Striped Bass (Ocean Rockfish), White Bass, Yellow Bass, and their Hybridsno limit under 17 inches; 3 at 17 inches or longerThere are no daily harvest limits or minimum size limits for Striped Bass (Ocean Rockfish), White Bass, Yellow Bass, and their hybrids, which are less than 17" in total length, except as specified under Site Specific Regulations. For these fish 17" in total le
Trout and Salmon5 (combined)Daily harvest limit is 5 trout or salmon, either singly or in the aggregate.
Walleye, Sauger, or their Hybrid6 (combined)All Walleye, Sauger, or their hybrid (Saugeye) taken must be 14" in total length or longer, except in the Mississippi River, Wabash River, or except as specified under Site Specific Regulations. Daily harvest limit is 6 Walleye, Sauger, or their hybrid, either

Digest exceptions inside Williamson County (4)

WaterSpeciesRule as printed (code numbers kept)
Arrowhead LakeAll Fish2 Pole and Line Fishing Only (1)
Arrowhead LakeChannel Catfish6 Fish Daily Harvest Limit
Arrowhead LakeLarge or Smallmouth BassProtected Slot Length Limit with no possession of Fish greater than or equal to 12 inches and less than 15 inches; 3 Fish Daily Harvest Limit with no more than 1 Fish greater than or equal to 15 inches and 2 fish less than 12 inches
Arrowhead LakeWhite, Black, or Hybrid Crappie15 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondRecreational Use RestrictionsFishing is permitted year-round from sunrise to sunset only
Crab Orchard National Wildlife Refuge-Honker’s PondAll Fish2 Pole and Line Fishing Only (1)
Crab Orchard National Wildlife Refuge-Honker’s PondBluegill or Redear Sunfish25 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondChannel Catfish6 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondLarge or Smallmouth Bass16 inch Minimum Length Limit; 3 Fish Daily Harvest Limit CRAB ORCHARD NATIONAL WILDLIFE REFUGE-LITTLE GRASSY LAKE U.S. Fish and Wildlife Service • Williamson
Crab Orchard National Wildlife Refuge-Honker’s PondAll Fish2 Pole and Line Fishing Only (1) (5)
Crab Orchard National Wildlife Refuge-Honker’s PondChannel Catfish6 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondLarge or Smallmouth BassProtected Slot Length Limit with no possession of Fish greater than or equal to 12 inches and less than 15 inches CRAB ORCHARD NATIONAL WILDLIFE REFUGE-RESTRICTED USE AREA PONDS (EXCEPT SEE HONKER’S AND VISITOR’S PONDS) U.S. Fish and Wildlife Service • Williamson
Crab Orchard National Wildlife Refuge-Honker’s PondRecreational Use RestrictionsFishing is permitted from March 1 through October 15, both dates inclusive, from sunrise to sunset only
Crab Orchard National Wildlife Refuge-Honker’s PondAll Fish2 Pole and Line Fishing Only (1)
Crab Orchard National Wildlife Refuge-Honker’s PondBluegill or Redear Sunfish25 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondChannel Catfish6 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Honker’s PondLarge or Smallmouth Bass16 inch Minimum Length Limit; 3 Fish Daily Harvest Limit
Crab Orchard National Wildlife Refuge-Visitor’s PondRecreational Use RestrictionsFishing is permitted year-round from sunrise to sunset only
Crab Orchard National Wildlife Refuge-Visitor’s PondAll Fish2 Pole and Line Fishing Only (1)
Crab Orchard National Wildlife Refuge-Visitor’s PondBluegill or Redear Sunfish25 Fish Daily Harvest Limit

IDNR 2026 Illinois Fishing Information digest (IDNR), read November 4, 2026. Site-specific regulations as printed in the 2026 Illinois Fishing Information digest (IDNR), read November 4, 2026.

Records

IDNR record weights from Williamson County

SpeciesDivisionWeightWaterDate
Common Carpbow and arrow38 lbs 2 ozCrab Orchard LakeApril 5, 2013

IDNR Illinois state record fish list (keeper: Illinois Department of Natural Resources; no angler names printed), read November 4, 2026.

Local help

Where Williamson County anglers buy tackle

Williamson County bait shops

  • Dunn's Sporting Goodsbait and tackle shop, Marion
  • Just Add Water Bait Tackle & Morebait and tackle shop, Marion

Yellow Pages, chain store and IDNR license vendor listings; guide and charter association pages (matched by the waters they list or their county), read November 4, 2026.

Nearby

Down the county road from Williamson County

Main streets of Williamson County near water

  • Marionpop. 16,855
  • Herrinpop. 12,352
  • Cartervillepop. 5,848
  • Johnston Citypop. 3,384
  • Cambriapop. 1,505
  • Crainvillepop. 1,443

Counties around Williamson County

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Fish photos

Telling the Williamson County fish apart by photo

Blue Catfish, Illinois
Blue Catfish
Photo: USFWS Mountain-Prairie, Public domain
Bluegill, Illinois
Bluegill
Photo: USFWS Mountain-Prairie, Public domain
Largemouth Bass, Illinois
Largemouth Bass
Photo: robposse, CC BY 2.0
Paddlefish, Illinois
Paddlefish
Photo: USFWS Fish and Aquatic Conservation, Public domain
Answers

Questions on Williamson County ponds, lakes and rivers

Where does a johnboat hit the water across Williamson County?

15 launches on the IDNR layers; Arrowhead Lake Boat Ramp is one.

Which lake is largest in Williamson County?

Crab Orchard Lake, at 6,965 acres by the IDNR listing.

What species do lake pages around Williamson County list?

Bluegill tops the count of lake pages within 50 miles, followed by largemouth bass, channel catfish and redear sunfish.

Is any crawler-and-minnow store open in Williamson County?

Dunn's Sporting Goods heads a list of 2.

Is there free fishing gear to borrow in Williamson County?

IDNR maps no free-tackle site here.

Where are Williamson County county offices?

The seat is Marion.

Which Illinois license does Williamson County fishing call for?

An Illinois resident pays $15 for the annual sport fishing license, a nonresident $31.50.

Which counties border Williamson County?

Franklin County, Johnson County and Saline County lie closest.

Does the digest list Williamson County lakes separately?

The digest lists 4 site-specific entries for waters in or by this county, starting with Arrowhead Lake; the table above shows each.

Has IDNR released fish into Williamson County water?

The IDNR table carries 26 rows; the newest lists 82,047 Largemouth Bass, Fingerling (1 – 3") (2026) in Crab Orchard Lake.

Which IDNR records trace to Williamson County?

Common Carp, 38 lbs 2 oz, April 5, 2013 (bow and arrow), from Crab Orchard Lake.

Spend a Saturday on the lakes of Williamson County

Each launch page opens with a directions link.