Peoria County, Illinois
Local growing conditions for Peoria County: the USDA hardiness zones found here, frost dates, and live weather for communities across the county. Based on 25 ZIP codes in our data.
Hardiness zones in Peoria County
Peoria County spans these USDA plant hardiness zones (by number of ZIP codes):
Local weather & frost dates
Open any community in Peoria County for its live forecast, frost dates, and planting calendar:
Williamsfield 61451
Brimfield 61517
Chillicothe 61523
Dunlap 61525
Chillicothe 61526
Peoria 61528
Elmwood 61529
Glasford 61533
Hanna City 61536
Kingston Mines 61539
Mapleton 61547
Mossville 61552
Princeville 61559
Rome 61562
Trivoli 61569
Peoria 61602
Peoria 61603
West Peoria 61604
Peoria 61605
Peoria 61606
Bartonville 61607
Peoria 61614
Peoria 61615
Peoria Heights 61616
More for Illinois
- Agriculture in Illinois
- Frost dates across Illinois
- USDA hardiness zones explained
- Planting calendar by ZIP code
County growing conditions are compiled from our ZIP-code database, USDA hardiness-zone data, and NOAA climate normals. Conditions vary within a county by elevation and local microclimate. Page updated Aug 4, 2026.