Richardson Adventure Farm
Corn maze · Spring Grove · Illinois
The Richardson family's Spring Grove farm has cut a corn maze every fall since 2000, now spanning about 28 acres and nine miles of paths across four linked mazes, marketed as the world's largest. Roughly 100,000 visitors a season also come for the pumpkin patch and corn cannons.
Don’t miss
Plan your visit
Thu to Sun; Thursdays in October only, closed Mon to Wed
Dates from the official announcement — always confirm before you go.
Color nearby peaks: October 20–October 24
Color builds from October 7 · mostly bare by November 12
Method: daily ERA5 temperatures drive a photoperiod + chilling phenology model, sampled at Richardson Adventure Farm’s own coordinates and elevation (265 m) rather than a regional average. Estimates, not promises — check locally before you plan a trip around it.
Richardson Adventure Farm on the map
More things to do in Illinois
Starved Rock State Park
State parkPeak October 25
Eighteen sandstone canyons cut into the bluffs above the Illinois River near Oglesby, many holding seasonal waterfalls that run heaviest after fall rain. Maple and oak color the canyon rims through October across roughly 2,630 acres of trails, Illinois's signature fall hiking destination.
Don’t miss: 18 sandstone canyons · seasonal waterfalls · trails above the Illinois River
Morton Arboretum
ArboretumPeak October 24
Salt magnate Joy Morton founded this 1,700-acre living museum in 1922; it now holds over 4,300 plant varieties across 16 miles of trails and is metro Chicago's benchmark fall-color destination. Tram tours and a tree-canopy walk put maple, oak, and hickory color at eye level and above it.
Don’t miss: 1,700 acres, founded 1922 · 16 miles of trails · tram tours and canopy walk
Goebbert's Farm - South Barrington
Pumpkin patchColor nearby peaks October 23
A 40-acre fall destination northwest of Chicago where the fields fill with pig races, corn mazes, wagon rides, an Animal Land petting barn and giraffe feeding. Its mascot is a fiberglass pumpkin-eating dinosaur, and an 18-foot 'Happy Jack' pumpkin silo marks the entrance.
Don’t miss: Pumpkin-eating dinosaur · Pig races and wagon rides · Animal Land and giraffe barn
HellsGate Haunted House
Haunted attractionColor nearby peaks October 24
A multi-level haunted mansion in Lockport laced with secret passages, giant slides and zombie-infested woods, reached by a shuttle from off-site parking. This season the cast of the shuttered Statesville Prison joins HellsGate's crew at a single location.
Don’t miss: Multi-level mansion with giant slides · Zombie-infested woods and cemetery · Statesville cast joins this season
Plan from a city
Frequently asked
- When is Richardson Adventure Farm open in 2026?
- The 2026 season runs Sep 12 – Nov 1. Thu to Sun; Thursdays in October only, closed Mon to Wed. Dates can shift, so check the official site before you go.
- When does Richardson Adventure Farm peak in 2026?
- Peak color is predicted for October 20–October 24 (best estimate October 22). Color starts around October 7 and is mostly bare by November 12.
- What is Richardson Adventure Farm best for?
- The Midwest's biggest corn maze.
- How do I get to Richardson Adventure Farm?
- Richardson Adventure Farm is in Spring Grove. The closest city is Milwaukee, about 42 mi away. It's part of Illinois's fall lineup.
Own or manage Richardson Adventure Farm? Update your listing or get in touch.