Tree Protection in Westminster, CO: What Residents Actually Need to Know

If you live in Westminster or are thinking about moving there, tree protection are one of those things you probably won't think about until they affect you directly. Westminster has 3 specific rules on the books covering different aspects of tree protection, and some of them might surprise you.

Tree Replacement Requirements

Westminster requires replacement planting when permitted trees are removed. Replacement ratios and species specifications ensure canopy preservation.

Key details: Ratio: 1:1 to 3:1 replacement. Minimum Size: 1.5 to 2 inch caliper. Species: Approved native/adapted list. Alternative: Fee-in-lieu to tree fund.

Failure to replace: $250 to $1,000 per tree plus required planting. Fee-in-lieu non-payment: lien on property.

Tree Removal Permits

Westminster requires permits to remove trees above a certain size on private property. Protected species and street trees have additional restrictions.

Key details: Permit Threshold: 6 to 12 inch DBH typical. Street Trees: City-managed, no removal. Hazardous Trees: Expedited permit available. Replacement: 2:1 or 3:1 ratio.

Unauthorized removal: $500 to $10,000 per tree depending on size and species. Replacement planting required at 2:1 or 3:1 ratio.

Heritage & Protected Trees

Westminster designates heritage or landmark trees based on size, age, or species. Removal or damage to heritage trees carries significant penalties.

Key details: Designation: Size, species, or historical. Typical Size: 24+ inch trunk diameter. Removal: Council approval required. Topic: Heritage Trees.

Unauthorized removal of heritage tree: $2,000 to $25,000. Damage during construction: $1,000 to $10,000 plus remediation costs.

This is not one of those rules that cities tend to ignore. Westminster actively enforces its heritage & protected trees requirements.

The Bottom Line

Westminster's tree protection rules are a mixed bag. Some areas are strict, others are relaxed, and the details matter. The best approach is to check the specific rule that applies to your situation rather than assuming Westminster is broadly strict or permissive.

This guide is based on Westminster's current municipal code. Local rules can and do change, so check the individual ordinance pages for the latest details, penalties, and FAQs.