Spotted Lanternfly inSpringfield, ILSPOTTED LANTERNFLY GUIDE
Springfield, Illinois's state capital with about 114,000 residents, entered the SLF watch zone in 2025 as spotted lanternfly continued its westward expansion into central Illinois. The city's CSX and BNSF rail yards — major freight hubs in central Illinois — present significant SLF introduction risk through rail cargo movement. The Sangamon River valley and Lincoln-era heritage sites throughout the city also harbor Tree of Heaven populations requiring active surveillance.
Where it's showing up
Key Neighborhoods
Highest activity zones
SLF Hotspots
Downtown Springfield
Active zone
Lincoln Park
Active zone
Southwest
Active zone
Chatham Road corridor
Active zone
CWLP corridor
Active zone
Primary SLF food source
Tree of Heaven in Springfield, IL
Sangamon River valley corridors running through Springfield support Tree of Heaven in riparian and disturbed habitat that serve as potential SLF establishment zones as the pest advances westward. The CSX and BNSF rail yards in Springfield are major central Illinois freight hubs with rail-margin Tree of Heaven representing a high-priority SLF introduction pathway. Lincoln-era sites corridor throughout the city includes disturbed historic grounds where Tree of Heaven colonization warrants early-detection monitoring.
Identify Tree of Heaven →Local action resources
What To Do in Springfield, IL
Report a Sighting
Every sighting in Springfield, IL maps the invasion front. Report directly to Illinois Dept of Agriculture.
Report Now →Squish on Sight
See a spotted lanternfly? Kill it immediately — it is legal and encouraged in all states. Learn the best kill methods.
Full Fight Guide →Map ToH in Your Block
Tree of Heaven removal cuts off SLF food supply. Add ToH sightings to the community map to guide removal efforts.
View Sighting Map →Statewide resources
Full IL State Guide
County-level data, quarantine zones, treatment guides, and agency resources for the entire state.
See the full IL guide →Community intelligence
Live Sighting Map
See where SLF has been spotted near you in Springfield, IL. Add your own sighting to help map the front.
Open the Map →Free weekly fight briefing
Fight SLF in Springfield, IL.
One email per week. Your zip code. Your threat level. Your action plan. Know exactly what to do this week in Springfield, IL.