Spotted Lanternfly inGrand Rapids, MISPOTTED LANTERNFLY GUIDE
Kent County confirmed SLF detection in 2024, placing Grand Rapids — Michigan's second-largest city and the state's major western Michigan urban center with a population of approximately 198,000 — in an active watch zone. The Grand River running through the city's core provides prime riparian Tree of Heaven habitat and a natural dispersal corridor. I-196 and US-131 connect Grand Rapids to Lake Michigan's coastal communities and to the broader Michigan freight network linking back to confirmed detection zones in eastern Michigan. Grand Valley State University's urban campus and the city's growing craft beverage industry — Grand Rapids is known as Beer City USA — face growing SLF monitoring needs as populations advance from the east.
Where it's showing up
Key Neighborhoods
Highest activity zones
SLF Hotspots
Heritage Hill historic district tree canopy
Active zone
Eastown neighborhood commercial corridor
Active zone
East Hills arts district
Active zone
West Side Grand River waterfront
Active zone
Wealthy Street corridor urban green space
Active zone
Primary SLF food source
Tree of Heaven in Grand Rapids, MI
Tree of Heaven is established along Grand Rapids' Grand River corridor, railroad rights-of-way, and disturbed urban lots throughout the city — particularly along the West Side waterfront and in transitional urban zones where deindustrialization left disturbed land available for ToH colonization. Heritage Hill's mature residential tree canopy and the Wealthy Street corridor's urban green space provide additional SLF habitat as watch zone pressure builds. The Grand River riparian margins and Beer City USA's hop and brewing agricultural corridor create both natural and agricultural SLF monitoring priorities.
Identify Tree of Heaven →Local action resources
What To Do in Grand Rapids, MI
Report a Sighting
Every sighting in Grand Rapids, MI maps the invasion front. Report directly to Michigan EGLE.
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 Michigan State Guide
County-level data, quarantine zones, treatment guides, and agency resources for the entire state.
See the full Michigan guide →Community intelligence
Live Sighting Map
See where SLF has been spotted near you in Grand Rapids, MI. Add your own sighting to help map the front.
Open the Map →Free weekly fight briefing
Fight SLF in Grand Rapids, MI.
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