Gardens & Arboretums
Colonial Park Arboretum and Gardens
Illustrative image · Not a venue photograph
The Arboretum within Colonial Park in Franklin Township, Somerset County, is managed by the Somerset County Park Commission. Families can visit its tree collection, and leashed dogs are permitted in the Arboretum. Visitor parking is at 56 Mettlers Road, lots A and F. This listing covers the Arboretum, not the whole park or its separate gardens. Check the park commission’s website for current visitor rules and notices.
Highlights
Part of the Somerset County park system; our original directory highlighted its rose garden, fragrance and sensory garden, and labeled trees and shrubs.
Google Maps search · Not a verified GPS location
- Location
- 56 Mettlers Road, Somerset, NJ 08873; visitor lots A and F
- County
- Somerset County
- Category
- Gardens & Arboretums
- Cost
- Cost not listed
Information last reviewed October 20, 2026. Verify current hours, access and alerts on the official website before visiting.