Washington Dissolution Timeline — How Long Does It Take? (2026)
Washington's 90-day waiting period makes it one of the more predictable state timelines. The 90 days runs while you complete your paperwork — so the legal process and the agreement negotiation happen in parallel.
Key concept: The 90-day clock starts when the petition is filed AND served (individual petition), or on the day the Joint Petition is filed (co-petition). You cannot speed up the 90-day minimum.
Overview: Total Timeline
| Scenario | Realistic Timeline |
|---|---|
| Joint petition (co-petition), fully agreed | 3–4 months |
| Individual petition, fully agreed | 3–5 months |
| Partially contested (mediation needed) | 5–9 months |
| Fully contested | 12–36+ months |
Stage-by-Stage Breakdown
Stage 1 — Pre-Filing Preparation
Duration: 1–4 weeks
- Decide on joint vs individual petition
- Download and complete forms
- Negotiate and begin drafting Separation Contract
- Gather all financial documents
Stage 2 — Filing
Duration: 1 day
File at Superior Court. Pay $280–$314 filing fee. Receive case number.
For a co-petition, both spouses sign the Joint Petition and file together. The 90-day clock starts on this date.
Stage 3 — Service (Individual Petition Only)
Duration: 1–7 days
Serve the Respondent. The 90-day clock starts on the date of service (not the date of filing).
Stage 4 — The 90-Day Waiting Period
Duration: 90 days (mandatory minimum)
Washington's 90-day waiting period cannot be waived or shortened. Use this time to:
- Finalize the Separation Contract
- Get appraisals or valuations if needed
- Resolve any remaining property disagreements
- Finalize Parenting Plan and Child Support Worksheets if children are involved
Stage 5 — Final Paperwork Submission
Duration: 1–2 weeks after 90 days pass
Submit the Decree of Dissolution, Separation Contract, Vital Statistics Form, and any other required documents to the court.
Stage 6 — Judicial Review and Decree Signature
Duration: 1–4 weeks
The judge reviews the submitted papers. For an agreed dissolution, no hearing is typically required. The judge signs the Decree of Dissolution.
Processing times vary by county and judge's schedule.
Delay Factors
| Cause | Added Time |
|---|---|
| Spouse hard to locate for service | 2–6 weeks |
| Community property valuation disputes | 2–8 weeks |
| Parenting plan disagreement | 4–16 weeks |
| Court processing backlog | 2–6 weeks |
| Contested case → trial | 12–24 months additional |
Planning Your 90-Day Period
The 90-day period is productive time, not dead time. Filers who complete their Separation Contract, Parenting Plan (if applicable), and all final paperwork during the 90 days are ready to submit the moment the 90-day minimum passes.
- File on Day 1
- Finalize Separation Contract by Day 60
- Submit final papers on Day 91 or later
- Decree signed within 2–4 weeks of submission
Last reviewed: March 2026 | 90-day minimum cannot be waived in Washington | County Superior Court for filing
Last reviewed: March 2026 · Verify current fees and forms with your local court before filing.