COVID-19 Freeze for Multnomah County

The four-week (minimum) freeze is in effect through December 16th.

About Urban Forestry

Portland Parks & Recreation (PP&R) Urban Forestry's mission is to manage and ensure Portland's urban forest infrastructure for current and future generations. Our urban forest consists of 218,000 street trees, 1.2 million park trees, and innumerable private property trees.

On this page


Urban Forestry is part of the Portland Parks & Recreation Bureau. It has three main workgroups under the Portland City Forester, Jenn Cairo. They are:

  • Operations (Manager: Larry Maginnis)
  • Permitting and Regulations (Manager: Casey Jogerst)
  • Science, Outreach, and Planting (Manager: Angie DiSalvo)


Portland's Urban Forestry Division has a high level of collective certifications through the International Society of Arboriculture, as well as advanced degrees in Natural Resource Sciences.

This bar graph shows the number and level of certifications among Urban Forestry staff.

Services Provided

The Urban Forestry Division serves as the City's arborist. Our Operations workgroup provides the following services year-round:

Tree Emergency ResponseProvide tree emergency response 24 hours a day, 7 days a week for all City properties and rights-of-way. Portland’s land area is 149 square miles, and consists of 4,851 miles of right-of-way, 140 developed parks, and 100 undeveloped parks. There are approximately 218,610 street trees and roughly 3 million park trees in developed and undeveloped areas.
Tree Planting and Establishment

Installation and up to 3 years of establishment of all newly planted park and interagency trees. This number is generally 240 trees planted annually.

Heritage Tree MaintenanceCyclical tree care services for approximately 150 publicly-owned Heritage Trees located throughout the City.
Dutch Elm Disease Management/Plant Health CareWholistic approach to disease management including monitoring, inoculation, outreach, and rapid removal of certain elm trees within City limits. 
Operations AdministrationSupport for incident command during weather events creating tree emergencies. Coordination and billing for interagency agreements, and emergency response. Work order and workload tracking. Interagency Standard Operating Procedures (SOPs), data entry into permitting system.   
Outreach SupportParticipate and support training opportunities to various PP&R program partners such as the Youth Conservation Crew, PP&R Environmental Education, the Community Tree Care program with Friends of Trees, Learning Landscapes, and the Neighborhood Tree Steward (NTS) program. 
Interagency SupportServe as the City’s arborist team. Provide all facets of tree care for all City Bureaus and development projects, as requested or needed.  
Wood Waste ManagementProvide creative solutions for woody debris management to ensure no materials enter the waste stream whenever possible. 
Several logs are positioned in a natural play area at a Park.

Tree Emergencies

Call 503-823-TREE (8733) at any time to report tree Issues, like a downed tree or major limb, on City property and public streets. Urban Forestry crews work on the biggest impacts first, as well as mitigating safety issues, before clearing debris.

A fallen tree stretches across the street and rests on a building.

COVID-19 Related Information

Learn more about closures and postponements related to the COVID-19 pandemic response.

Portland's Tree Code: Title 11 Trees

Visit the Tree Permits and Regulations page to find tree permit requirements and applications.


Past Events

Urban Forestry Commission Policy Subcommittee Meeting

5:30 pm 7:00 pm
Available Online

Urban Forestry Commission Meeting

9:30 am 11:30 pm
Available Online

Urban Forestry Commission Special Meeting

5:00 pm 5:15 pm
Available Online

Urban Forestry Commission Policy Subcommittee Meeting

5:30 pm 7:00 pm
Available Online