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Road Closures & Traffic Advisories

Please respect work zones. Schedules are subject to change.
Road Name
From / To
Impact
Reason
Schedule
Baseline Road/170th Avenue
From/To: Intersection
Impact: Traffic signal shutdown; flaggers may be present
Reason: Underground work to complete traffic lighting system
Schedule: From: 04/28/2026
To: 05/01/2026
9 a.m. - 3:30 p.m. Contact: 503-358-8852
From/To: Middleton Road/White Oak Terrace
(View Detour Map)
Impact: Road closure
Reason: Utility work
Schedule: From: 03/16/2026
To: 05/01/2026
Contact Clean Water Services: 503-547-8089
Brookman Road/Oberst Road
From/To: Intersection
(View Detour Map)
Impact: Road closure
Reason: Utility work
Schedule: From: 03/16/2026
To: 05/01/2026
Use alternate route. Contact: 503-852-0035.
Butner Road
From/To: Downing Street/Murray Boulevard
Impact: Road closure
Reason: Utility work
Schedule: From: 05/11/2026
To: 05/14/2026
Avoid the area. Use alternate route. Emergency services will not be maintained during closure. Contact: 503-806-7655
Farmington Road/209th Avenue/Grabhorn Road
From/To: Intersection
Impact: Traffic signal shutdown; flaggers may be present
Reason: Construction
Schedule: From: 04/27/2026
To: 05/08/2026
9 a.m. to 3 p.m. Contact: 503-849-8539
River Road
From/To: Davis Road/south of Oakhurst Street
(View Detour Map)
Impact: Road closure
Reason: Installation of a deep sanitary sewer line
Schedule: From: 10/27/2025
To: 05/19/2026
Installation of sewer line to serve the Witch Hazel Village South in the City of Hillsboro. Contact Emery and Sons: 503-551-0778 or visit www.pacific-community.com/riverroad for updates.
Shaw Street
From/To: 170th Avenue/172nd Avenue
Impact: Lane closure
Reason: Utility work
Schedule: From: 02/12/2026
To: 05/08/2026
Westbound closure only. Use alternate route. Contact: 971-413-4882

Road News

SW River Road Closure Extended to Tuesday, May 19
On Tuesday, April 28, the Board of County Commissioners approved the developer’s request to extend the closure of SW River Road between SW Davis Road and SW Rosedale Road. The 25-day extension is need...
Read More
Board to Consider River Road Closure Extension at April 28 Meeting
The Board has extended the River Road closure through April 29 to allow time to review whether additional action is necessary before reopening. The closure has not ended as planned due to the develope...
Read More

Open Houses and Other Comment Opportunities

Community Events

Event Name
Traffic Impact
Schedule
2026 Helvetia Half Marathon
Impact: Route
Schedule: From: 06/13/2026 - 8:00 am
To: 06/13/2026 - 12:00 pm
Gaston Good Ol' Days Parade
Impact: Route
Schedule: From: 08/21/2026 - 5:00 pm
To: 08/21/2026 - 8:00 pm