Related Interlocal Agreements

Adopted Annexation-Related Interlocal Agreements (ILAs)

Note: This is not a comprehensive list of all the county’s interlocal agreements or intergovernmental agreements. Here is a link to Snohomish County Public Works Roads Interlocal Agreements (Reciprocal Traffic Mitigation).

CityMaster Annexation ILAAnnexation Specific ILAReciprocal Traffic ILAPublic Records Transfer ILA
ArlingtonEffective: September 29, 1999 (PDF)N/A
Effective September 29, 1999 (PDF)
Expires: (Ongoing)
Effective September 29, 1999 (PDF)
Expires: (Ongoing)
BothellUnder Final NegotiationsN/A
Effective: August 9, 2006 (PDF)
Expires: December 31, 2015
N/A
Bothell, Canyon ParkN/A
Effective: April 29, 1992 (PDF)N/A
N/A
BrierN/A
N/A
N/A
N/A
DarringtonN/A
N/A
N/A
N/A
EdmondsEffective: November 17, 1995 (PDF)

Expires: (Ongoing)
N/A
N/A
N/A
EverettN/A
N/A
N/A
N/A
Everett, Airport RoadN/A
Effective: April 11, 2000 (PDF)N/A
N/A
Everett, Murphy's CornerN/A
Effective: June 11, 2000 (PDF)

Gold BarEffective: September 19, 2003 (PDF)
Expires: (Ongoing)
N/A
N/A
Effective: September 19, 2003 (PDF)
Expires: (Ongoing)
Granite FallsEffective: December 5, 2007 (PDF)N/A
Effective: September 22, 2004 (PDF)N/A
IndexN/A
N/A
N/A
N/A
Lake StevensEffective: October 26, 2005 (PDF)

Expires: (Ongoing)



LynnwoodEffective: May 20, 2009
Expires: (Ongoing)
N/A
N/A
N/A
MarysvilleEffective: June 30, 1999 (PDF)
Expires: (Ongoing)
N/A
Effective: July 1, 1999 (PDF)
Expires: (Ongoing)
Effective: August 25, 1999 (PDF)
Expires: (Ongoing)
Marysville, CentralN/A
Effective: July 28, 2009
Expires: December 31, 2019
N/A
N/A
Mill CreekN/A
N/A
Effective: August 1, 2006 (PDF)
Expires: December 31, 2015
N/A
Mill Creek, Northeast AreaN/A
Effective: November 16, 2005 (PDF)
Expires: November 16, 2008
N/A
N/A
MonroeEffective: December 6, 2007 (PDF)
Expires December 31, 2022
N/A
N/A
N/A
Mountlake TerraceN/A
N/A
N/A
N/A
MukilteoEffective: March 27, 2009
Expires: December 31, 2019
N/A
N/A
N/A
SnohomishEffective: March 26, 2003 (PDF)
Expires: (Ongoing)
N/A
N/A
N/A
StanwoodEffective: September 28, 2004 (PDF)
Expires: (Ongoing)

N/A
N/A
Effective: September 13, 2004 (PDF)
Expires: (Ongoing)
SultanEffective: November 21, 2001 (PDF)
Expires: (Ongoing)
N/A
Effective: October 31, 2001 (PDF)
Expires: (Ongoing)
N/A
WoodwayN/A
N/A
N/A
N/A