Planning

News & Announcements

Historic Resources & Preservation

Celebrate May 2025 Preservation Month

House of the Week - 40 Wilbur Street - The Iron Workers Cottage

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PP 24-0006: Tree Regulation Amendments

The City is recruiting community members to serve on an the ad hoc Tree Task Force. The Task Force will be charged with reviewing work products and providing input to the City project team to help shape the development of code concepts and draft tree regulation amendments. Recruitment runs from April 1 through May 11, 2025.

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Arbor Month 2025

Arbor Day is America’s National Tree Holiday, observed on the last Friday of April to celebrate the role of trees in our lives and to promote tree planting and care. Here in Lake Oswego, we celebrate the entire month of April as Lake Oswego Arbor Month. Click to read the City's 2025 Arbor Month proclamation.

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2025 Workshop Series

The City is pleased to offer a series of free Urban and Community Forestry Workshops for the public. Dates and locations are subject to change. Pre-registration is required and capacity is limited with preference given to Lake Oswego residents.

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Heritage Tree Program

NEW! Heritage Tree Preservation Grants: To support the long‐term preservation of designated Heritage Trees, the City is offering grants to assist property owners with costs of Heritage Tree care and maintenance services performed by qualified tree care specialists. Heritage Tree Preservation Grant funding may be used to diagnose, treat, manage and care for designated Heritage Trees. Download the application form for more information.

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Emerald Ash Borer

Emerald ash borer is a beetle that was first discovered in the U.S. in 2002. While the emerald ash borer has not been detected within the City of Lake Oswego, it has been detected in Clackamas County as well as Washington, Yamhill and Marion Counties. These counties are currently under quarantine. Quarantine prohibits materials from all plant parts of ash, white fringetree, and olive trees from movement outside these counties. 

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Backyard Habitat Certification Program

The Backyard Habitat Certification Program provides technical assistance and incentives to Lake Oswego residents who wish to restore native wildlife habitat in their backyards. Participants are guided through three levels of habitat restoration: silver, gold, and platinum.

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PP 24-0004: Mandatory Adjustments Related to Housing Production - Senate Bill 1537

Senate Bill (SB) 1537 was adopted by the Oregon State Legislature in 2024 and signed into law on May 6, 2024. The bill offers a menu of tools that will provide the support needed to ease Oregon’s housing and homelessness crisis, and help communities thrive. SB 1537 includes a process to require cities to approve certain state-mandated housing land use adjustments if conditions and criteria are met. The city has applied for an exemption to this process.

 Read More about PP 24-0004: Mandatory Adjustments Related to Housing Production - Senate Bill 1537
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Contact Information

REGULAR HOURS

Walk in Customer Hours:
Mon- Fri 8:00 a.m. - 12:00 p.m.
No new applications will be received after 11:30 a.m.

Note: Planners are available by phone
M-Tu 8:00 a.m. - 5:00 p.m.
W 8:00 a.m. - 2:30 p.m.  
Th-Fri 8:00 a.m. - 5:00 p.m. 

Location: 2nd Floor, City Hall, 380 A Avenue, Lake Oswego, 97034

Mailing Address: PO Box 369, Lake Oswego, OR 97034

Phone: (503) 635-0290
Fax: (503) 635-0269

Email: planning@lakeoswego.city

Tree removal questions and comments, including Type II Inquiries and comments: trees@lakeoswego.city

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Upcoming Events
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Tree Task Force Meeting

Jul 14 2025 - 10:00am

Planning Commission Meeting - Canceled

Jul 14 2025 - 6:30pm

Tree Species Identification- Workshop

Jul 19 2025 - 10:00am

Development Review Commission

Jul 21 2025 - 7:00pm

Planning Commission

Jul 28 2025 - 6:30pm

Development Review Commission

Aug 4 2025 - 7:00pm
All Events
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