Tree Replacement Requirements: Chicago vs Orland Park
How do tree replacement requirements rules compare between Chicago, IL and Orland Park, IL?
Orland Park has fewer restrictions than Chicago.
Chicago, IL
Cook County
Chicago requires replacement of parkway trees damaged or removed during construction with a minimum 4-inch caliper B&B tree under MCC 10-32. The city also plants replacement trees for dead or dying parkway trees through the Bureau of Forestry.
View full Chicago rules →Orland Park, IL
Cook County
Orland Park requires replacement plantings when regulated trees are removed, typically at a 1:1 caliper-inch ratio for healthy trees and higher ratios for significant or native species. Approved species lists guide replacement choices.
View full Orland Park rules →Key Facts Comparison
| Fact | Chicago | Orland Park |
|---|---|---|
| Construction Replacement | Min. 4" caliper B&B for damaged trees > 4" DBH | - |
| New Development | Min. 2.5" caliper parkway trees (4" in Central Area) | - |
| Code Section | MCC 10-32, Zoning 17-11 | - |
| City Planting | Request through 311 | - |
| Appraised Value | Per MCC 10-32-200 if replacement not feasible | - |
| Standard Ratio | - | 1:1 caliper inch |
| Significant Trees | - | 2:1 or 3:1 |
| Replacement Size | - | 2.5-3 inch caliper |
| Fee-in-Lieu | - | Available when needed |
Highlighted rows indicate differences between cities.
Chicago FAQ
What size replacement tree is required when a parkway tree is damaged in Chicago?
A minimum 4-inch caliper B&B tree as directed by the Bureau of Forestry. If a suitable replacement is unavailable, the responsible party pays the tree's appraised value per MCC 10-32-200.
Can I request a new parkway tree in front of my Chicago home?
Yes. Contact 311 or use the CHI 311 app to request a new parkway tree planting. The Bureau of Forestry manages the planting program and selects appropriate species.
Orland Park FAQ
Do I have to replant a tree I cut down?
If the removed tree was regulated, yes. Replacement is generally 1:1 by caliper inch with a 2.5-3 inch caliper tree from the approved species list.
What if I can't fit the replacement on my property?
Off-site planting or a fee-in-lieu payment to the village tree fund may be permitted when on-site replanting is impractical.
What species are approved?
The village maintains an approved species list emphasizing Illinois natives. Avoid ash and species susceptible to emerging pests.
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