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Do you need a permit to remove a tree in Beaverton?

The honest answer is: it depends on where the tree stands and whose rules cover that spot. Other tree companies' pages contradict each other on this, so this guide sticks to what the city code and the development code say, and tells you who makes the final call.

Start with two questions

Pick a tag on the plan to see how each kind of tree is treated.

Every permit question comes down to two things. First, where does the tree stand: in the public right-of-way, in your yard, or in a protected part of your yard? Second, whose rules apply: the City of Beaverton's, Washington County's, or another city's? The drawing shows the five situations we run into most often on a single Beaverton block.

Plan of a Beaverton lot showing five kinds of tree and who regulates eachA street tree in the planting strip, an ordinary front yard tree, a preserved grove in the back yard, trees inside a creek buffer, and landscape trees on a neighboring commercial lot.houseapartments next doorcreek buffer

The street tree

It stands in the public right-of-way. The adjoining owner maintains it, but nobody may remove it without a city permit, and a permitted removal normally comes with a replacement from the city's approved list. Cutting 20 percent or more of its crown, trunk or roots counts as removal too.

The ordinary yard tree

A tree you or a previous owner planted, outside any protected area, is generally yours to manage. Removing one needs no permit in most cases. The development code does track healthy trees 10 inches across and larger as community trees, so removing several in one year can bring a review.

The preserved grove

When a subdivision was approved, the builder was often required to keep a stand of native trees. Those trees are protected as a significant grove or as a condition of approval, even though they now stand in private back yards. Removing one goes through the city, and sometimes the homeowners association as well.

Trees in the creek buffer

Creeks and wetlands have regulated buffers. Inside the city they are significant natural resource areas, and across urban Washington County Clean Water Services regulates vegetated corridors. Trees inside the buffer are protected on private land too, and that usually includes dead ones.

Landscape trees on a commercial or apartment site

Trees planted under an approved landscape plan are protected landscape trees. That covers nearly every tree at an apartment complex, a shopping center or an office park, and most HOA common-area trees. A manager's or a board's approval doesn't replace the city's.

Street trees: always a permit

Beaverton's city code is clear about trees in the right-of-way. No one may plant or remove a tree there except as the code allows. The owner of the adjoining property is responsible for maintaining it. And a permit to remove one obligates the owner to replace it with a species the city approves.

Three details catch people out:

  • Heavy pruning counts as removal. The code defines removal as cutting or removing 20 percent or more of the crown, trunk or root system. Hacking a street tree back by a third is, legally, removing it without a permit.
  • Topping is prohibited on right-of-way trees, with narrow exceptions for utility work and storm damage.
  • The right-of-way is wider than it looks. On streets with no planting strip it often extends several feet behind the sidewalk or the curb. A tree you think of as a front yard tree may be a street tree.

There is an emergency provision. If a right-of-way tree has to come down at once to avoid imminent injury or damage, the code treats that as a defense to removing it without a permit. Photograph the tree first, and tell the city afterward. See our street trees guide for pruning, clearances and replacement.

Backyard trees: the protected kinds

Beaverton's development code protects specific categories of tree, not every tree over a certain size. If your tree is not in one of these groups, removing it generally needs no permit.

  • Significant individual trees and historic trees. Specific trees the city has designated. There are not many, and owners are normally aware of them.
  • Trees in significant groves. Mapped stands of native trees, often running through the back yards of several lots.
  • Trees in significant natural resource areas. Creek corridors, wetlands and their buffers.
  • Landscape trees. Trees required by an approved landscape plan, mainly on commercial, multifamily and common-area land.
  • Mitigation trees. Trees planted to replace others that were removed under an earlier approval.
  • Community trees. Healthy trees 10 inches across or more, measured four and a half feet up, that are not fruit or nut trees and not in any group above. A limited number may be removed in a calendar year without an application, and beyond that the code requires a Tree Plan. Published summaries of that limit disagree with each other, so ask the Planning Division for the figure that applies to your lot before removing several large trees in one year.

Pruning is regulated too. On protected trees, removing more than 10 percent of the canopy is major pruning, which needs approval.

How to find out what your tree is

  1. Confirm you are inside the city. Look at your property tax statement. If the City of Beaverton isn't listed among the taxing districts, you are in unincorporated Washington County.
  2. Measure the tree. Wrap a tape around the trunk four and a half feet above the ground and divide by 3.14. Ten inches across is the community tree threshold.
  3. Look behind the fence. A creek, a wetland, a greenway or a band of native trees shared with your neighbors all suggest a buffer or a preserved grove.
  4. Read your covenants. Subdivisions built since about 1990 often list protected trees in the plat or the covenants, and the association may own the trees behind your lot.
  5. Call Planning with your address. The Planning Division at 503-526-2420 can tell you whether your lot has a mapped grove, a natural resource area or a tree-related condition of approval.

When we look at a removal, we do these checks before the job is scheduled, and the written estimate says what we found.

Outside Beaverton, the rules change

The post office decides your mailing address. It doesn't decide your tree rules.

City of Beaverton

Street trees need a permit to remove and are normally replaced. Backyard trees are regulated only in the protected categories above. Street trees must clear 8 feet over sidewalks, 12 feet over streets and 14 feet over arterials.

Aloha, Cedar Mill, Cedar Hills, Bethany, Oak Hills, Raleigh Hills, Garden Home

No city code applies. The county generally leaves trees on a developed home lot to the owner. The exceptions are mapped Significant Natural Resource areas and the vegetated corridors along creeks that Clean Water Services regulates. Roadside work that affects traffic needs a county right-of-way permit. Homeowners associations often add rules of their own.

City of Hillsboro

Hillsboro's code centers on the right-of-way. A free Tree Care Permit is required before planting, removing or replacing a street tree, and before major pruning: branches or roots 2 inches across or more, or over 20 percent of the crown. Clearance is 8 feet over sidewalks and 15 feet over streets.

City of Tigard

Tigard names six kinds of tree that need a removal permit: street trees, median trees, heritage trees, trees planted with the Urban Forestry Fund, trees required by a development approval, and native trees on sensitive lands such as steep slopes, floodplains, stream corridors and wetlands. Other trees on a single-family lot need none.

City of Portland

If your street is on the Portland side of the county line, the rules are much stricter. Portland generally requires a permit to remove a private tree a foot or more across, and for all street trees. Raleigh Hills, Garden Home and West Slope residents near the line should confirm which side they are on.

Each of our service area pages says which of these applies there.

Dead, dying and dangerous trees

A dead or failing tree is handled differently from a healthy one, but it isn't automatically exempt. For a street tree, the city still wants a permit unless the danger is immediate. For a protected tree, the usual route is a short written assessment of the tree's condition, photographs, and a call to Planning, which can often approve the removal quickly. Inside creek buffers, the city may ask that a safe length of trunk be left standing for wildlife.

If a tree is an immediate threat to people or a building, deal with the danger first. Take dated photos before and after, keep the invoice, and notify the city once things are safe. That record is what shows the removal was necessary.

What happens if you cut without one

The city can require replacement trees, often several for each one removed, along with penalties. For trees that belonged to a neighbor or an association, Oregon's timber trespass law adds double or triple damages. Checking first takes one phone call, which is why we won't book a removal until the tree's status is settled.

Questions people ask

Do I need a permit to cut down a tree on my own property in Beaverton?

Usually not, if it is an ordinary yard tree. You do need approval for street trees, trees in significant groves or natural resource areas, landscape and mitigation trees, and designated significant or historic trees. Ask the Planning Division if unsure.

How do I know if my tree is a street tree?

If it stands between the sidewalk and the curb, it is one. On streets without a planting strip, the right-of-way often extends several feet behind the sidewalk or the pavement, so a tree near the street may be one too. The city can confirm the line.

Can I remove a dead tree without a permit in Beaverton?

Not automatically. A dead street tree still needs a permit unless it is an immediate danger, and dead trees inside creek buffers are usually protected as habitat. For an ordinary dead yard tree, no permit is needed.

Do Beaverton's tree rules apply in Aloha, Cedar Mill or Bethany?

No. Those communities are unincorporated Washington County, even with a Beaverton or Portland mailing address. The county's rules apply there, which focus on natural resource areas, creek corridors and work in the road right-of-way.

Will you handle the permit?

We check the tree's status before booking, tell you which approval applies, and supply the written assessment and photos the city or an association asks for. For street trees, the permit and the replacement are settled before the work is scheduled.

Request an estimate

Tell us about the tree and we'll call to set up a site walk. For emergency service, skip the form and call.

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