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Annexations and municipal boundary changes

Central Annexation Tracking System

The purpose of this site is to provide a convenient location where federal and state agencies, local governments, organizations, and members of the public can obtain information about annexations. State agencies that use this site include WSDOT Geographic Services, DOR Tax Payer Account Administration, and DOR Property Tax Division.

Posting on this website does not replace reporting to DOR by counties and cities. RCW requirements are still in effect.

The electronic files shown here do not constitute legal documents. Legal versions are filed at OFM and copies can be obtained by contacting the Forecasting and Research Division at 360-902-0599.

Materials are posted when they are received by OFM and updated as appropriate. They may not be accurate until an OFM File Number is assigned. See the certificate to view the current status of an annexation.

*: Amending ordinance.
-: De-annexation.
N/A: A Section 508 accessible version of the ordinance is not available.
Blank: OFM is missing information or an OFM File Number is not yet assigned.

Central Annexations Table

Carnation - Ordinance 26-1033
Ordinance: 26-1033
Date Received: 04/29/2026
Effective Date: 06/19/2026
Chehalis - Ordinance 1118-B
Duvall - Ordinance 1341
Ordinance: 1341
Date Received: 05/14/2026
Effective Date: 01/01/2026
Electric City - Ordinance Res. 2025-10
Ordinance: Res. 2025-10
Date Received: 03/09/2026
Effective Date: 05/13/2025
Elma - Ordinance 1181
Ordinance: 1181
Date Received: 03/20/2026
Effective Date: 06/01/2019
Approval Date: 05/01/2026
Forks - Ordinance 685
Ordinance: 685
Date Received: 01/12/2026
Effective Date: 12/16/2025
Approval Date: 01/23/2026
Lake Stevens - Ordinance 1213
Lynnwood - Ordinance 3488
Ordinance: 3488
Date Received: 01/06/2026
Effective Date: 09/18/2025
Approval Date: 01/23/2026
Oak Harbor - Ordinance 2040
Ordinance: 2040
Date Received: 05/14/2026
Effective Date: 04/30/2026
Port Orchard - Ordinance 018-20
Quincy - Ordinance 25-638
Ordinance: 25-638
Date Received: 04/27/2026
Effective Date: 09/23/2025
Approval Date: 05/01/2026
Quincy - Ordinance 26-644
Ordinance: 26-644
Date Received: 01/15/2026
Effective Date: 01/13/2026
Approval Date: 02/04/2026
Ridgefield - Ordinance 1471
Ordinance: 1471
Date Received: 01/27/2026
Effective Date: 02/27/2026
Approval Date: 03/11/2026
Ridgefield - Ordinance 1472
Ordinance: 1472
Date Received: 02/18/2026
Effective Date: 03/20/2026
Approval Date: 04/20/2026
Ridgefield - Ordinance 1474
Ordinance: 1474
Date Received: 03/11/2026
Effective Date: 04/03/2026
Approval Date: 04/29/2026
South Cle Elum - Ordinance 658
Sunnyside - Ordinance 2025-11
Ordinance: 2025-11
Date Received: 03/09/2026
Effective Date: 12/15/2025
Approval Date: 03/18/2026
Tumwater - Ordinance O2026-001
Ordinance: O2026-001
Date Received: 03/23/2026
Effective Date: 06/01/2026