Chain Lake

Chain Lake is located about three miles north of Monroe. The lake is about 38.7 acres with an average depth of 10 feet. The watershed, or the land area that drains into the lake, covers about 473.7 acres and about 5% of the land is developed.


Recreational Opportunities

  • Boat Launch
  • Boating (No gasoline-powered motors)
  • Fishing
There is a primitive boat launch located on the south side of the lake, as shown on the bathymetric maps below. Internal combustion motors are not allowed on Lake Armstrong - see Snohomish County Code Title 12 and the Parks and Recreation Boating Regulations for more information.


Fishing Information

The Washington Department of Fish and Wildlife (WDFW) maintains informational pages for each lake in Washington that include: fish stocking schedules, fishing prospect calendars, and boat launch information.


Connect with Your Lake Community

Chain Lake does not have a formal lake association. However, you may be able to connect with other lake area residents by looking for a Chain Lake community group on NextDoor or Facebook.

Lake Health and Additional Resources

As part of Snohomish County's Lake Management Program, County staff and volunteer lake monitors have been tracking the health of Chain Lake since 1993. 

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Health Report Card

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In Depth Health Report

In Depth Lake Health Report

​For more historical information on Chain Lake please refer to the 2003 State of the Lakes Report.

​Maps​

View maps of Chain Lake and the surrounding area, including the location of public access sites.


Watershed Map
Area that drains to the lake

Bathymetry Map
Depth contours of the lake

Aerial Bathymetry Map
Depth contours of the lake with satellite images