Adoption by County in Oregon: Multnomah, Marion, Clackamas, Washington, and Lane

Adoption in Oregon is finalized in the Oregon Circuit Court of the county where the petitioner, child, or consenting parent/person resides. While the state statutes governing adoption are uniform, each county's court has its own administrative processes, scheduling timelines, staffing levels, and — in some cases — local procedural preferences that affect how long finalization takes and what a family experiences going through it.

If you are planning your adoption in Oregon, here is what to expect in each of the five major counties.

How Oregon Circuit Courts Handle Adoptions

All Oregon adoptions are finalized in Circuit Courts, which are organized by county-level judicial districts. Unlike some states with dedicated family courts, Oregon uses its general Circuit Courts for adoption, with adoptions typically handled through the probate or family law departments.

The petition must be filed in the county where at least one of the following resides: the petitioner, the child, or the consenting parent or person. At least one petitioner, the child, or a consenting parent/person must have lived in Oregon continuously for at least six months before filing. Once filed, copies of the petition, ASSIS, and all exhibits must be served on the ODHS Director or the ODHS Central Office within 30 days of filing (a statutory requirement under ORS 109.276). Service may be personal, by registered mail, or by certified mail with return receipt; email copies to [email protected] to trigger the 90-day review window.

Multnomah County Adoption (Portland)

Circuit Court: Multnomah County Circuit Court, located at 1200 SW 1st Ave, Portland, OR 97204.

Multnomah County handles the highest volume of adoptions in Oregon, serving Portland and surrounding communities. The court has dedicated probate and family law staff who process adoption petitions, but that high caseload means processing times are longer than in smaller counties.

Private adoption timelines: For private agency and independent adoptions, families in Multnomah County typically see petitions finalized within 3 to 4 months of filing, after the mandatory post-placement supervision period is complete.

Foster adoption timelines: For children adopted from ODHS foster care, Oregon Judicial Department data shows average timelines of 1.5 to 2 years from when the child becomes legally free (after TPR) to finalization in the metro-area counties including Multnomah. This reflects both court caseload and ODHS processing timelines.

Practical notes: Multnomah County's adoption finalization hearings are typically held in chambers (the judge's office or a small conference room). The atmosphere is usually informal and celebratory for uncontested cases. Many judges in Multnomah County allow family members to attend and permit photography — confirm this with your attorney or the court clerk in advance, as individual judge preferences vary.

Multnomah County has the largest concentration of LGBTQ+-affirming adoption attorneys and agencies in Oregon, and the court has extensive experience with second-parent and joint adoptions by same-sex couples.

Washington County Adoption (Hillsboro)

Circuit Court: Washington County Circuit Court, located at 145 NE 2nd Ave, Hillsboro, OR 97124.

Washington County is Oregon's second most populous county and includes the communities of Beaverton, Hillsboro, and Tualatin. It handles a significant volume of adoptions from the Portland suburban corridor.

Private adoption timelines: Similar to Multnomah — 3 to 4 months from petition filing to finalization for private placements after the post-placement period.

Foster adoption timelines: Metro-area average of approximately 1.5 years from legal freedom to finalization.

Practical notes: Washington County has a reputation for efficient court administration relative to its population. The court's family law division handles adoptions alongside other family matters, and the self-help resources available through the court are relatively accessible. For families in Beaverton, Hillsboro, or Tualatin, filing in Washington County rather than Multnomah can sometimes mean slightly shorter scheduling waits, though this varies by year and judicial assignment.

Clackamas County Adoption (Oregon City)

Circuit Court: Clackamas County Circuit Court, located at 1000 Courthouse Rd, Oregon City, OR 97045.

Clackamas County covers the southern Portland suburbs including Lake Oswego, West Linn, and Happy Valley, as well as Clackamas and Oregon City. The court's self-help center makes adoption forms and guidance more directly accessible than most Oregon counties.

Private adoption timelines: 3 to 4 months from petition to finalization for private placements, consistent with other metro counties.

Foster adoption timelines: Approximately 1.5 to 2 years for foster-to-adopt, in line with metro-area averages.

Practical notes: Clackamas County's court website specifically maintains an adoption self-help packet, which makes it one of the more DIY-accessible counties for straightforward stepparent or relative adoptions. For families pursuing those simpler adoption types, the Clackamas court provides clearer procedural guidance than many other Oregon counties.

Choice Adoptions, one of Oregon's major private adoption agencies, is headquartered in Clackamas — families working with Choice often finalize in Clackamas County.

Marion County Adoption (Salem)

Circuit Court: Marion County Circuit Court, located at 100 High St NE, Salem, OR 97301.

Marion County serves Salem, Woodburn, Stayton, and the surrounding Willamette Valley communities. Salem is also the location of the Oregon Department of Human Services headquarters, making Marion County courts particularly experienced in ODHS-related adoption cases.

Private adoption timelines: 3 to 4 months from petition filing for private placements.

Foster adoption timelines: Oregon Judicial Department data puts Marion County (as part of the I-5 Corridor group) at approximately 1.37 to 1.5 years from legal freedom to finalization — slightly faster on average than the Portland metro area.

Practical notes: Because ODHS headquarters is in Salem, Marion County courts may have more direct and established working relationships with the Non-Departmental Adoptions Unit, which can mean smoother communication between the attorney, ODHS, and the court during the 90-day ODHS review window.

If you live in Salem or the mid-Willamette Valley, Marion County is the practical jurisdiction, and families report that the court is approachable and the finalization hearing experience is positive.

Lane County Adoption (Eugene)

Circuit Court: Lane County Circuit Court, located at 125 E 8th Ave, Eugene, OR 97401.

Lane County serves Eugene, Springfield, and the surrounding communities of Southern Willamette Valley. Eugene is home to Holt International, one of Oregon's longest-established adoption agencies, and the University of Oregon — making Lane County one of the more progressive and adoption-experienced counties outside the Portland metro area.

Private adoption timelines: 3 to 4 months from petition to finalization for private placements — consistent with other urban Oregon counties.

Foster adoption timelines: Lane County is grouped with Marion County in the I-5 Corridor data, averaging approximately 1.37 to 1.5 years from legal freedom to finalization for foster cases.

Practical notes: Holt International's presence in Eugene means Lane County courts have substantial experience with international re-adoption cases — if you are re-adopting a child from an international adoption under ORS 109.385, Lane County practitioners have expertise in that process.

For families in Eugene, Springfield, or the broader Lane County area, working with a local adoption attorney familiar with the Lane County Circuit Court's specific document submission preferences and scheduling methods can prevent unnecessary delays.

Rural Oregon Counties

For families in Eastern, Southern, or Coastal Oregon counties — Deschutes (Bend), Jackson (Medford), Josephine (Grants Pass), Klamath, Harney, Baker, and others — adoption timelines can actually move faster for private petitions precisely because caseloads are lower. Private petitions in some rural circuits finalize within 30 to 60 days of filing once the post-placement period is complete and ODHS has submitted its review.

However, rural counties may have less frequent court scheduling slots for adoption hearings, so if a date does not align with your timeline, the next available date might be weeks away. Your attorney should plan around the specific court's calendar.

For foster adoptions, rural county timelines remain tied to statewide ODHS and juvenile court processes, so the speed advantage is less pronounced.

Universal Steps Regardless of County

For minor adoptions that require them, the following steps are identical regardless of county:

• Serve the ODHS Director or Central Office within 30 days of filing
• Complete the 6-month post-placement supervision period with monthly face-to-face visits
• File the completed post-placement report before scheduling the finalization hearing
• Attend the finalization hearing with the child; an attorney may represent you but is not required

The standard $263 court filing fee under ORS 21.135(3)(a) applies statewide to cases that owe it; the court filing fee for ODHS foster adoptions is treated as waived. The post-finalization amended birth certificate process through Oregon Health Authority (4 to 8 weeks after finalization) is also uniform across counties.

For a complete guide to Oregon adoption — including a full document checklist, the ODHS service requirements, background check procedures, and how home study waivers work for stepparent and relative cases — the Oregon Adoption Process Guide covers every step from application through finalization.

See more Oregon guides →