Blackmans Lake is located within the City of Snohomish, just east of Hwy 9. The area of the lake is 62.9 acres with an average depth of 14 feet. The watershed, or the land area that drains into the lake, covers 510.7 acres and about 50% of that land is developed.
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
The Friends of Blackmans Lake is a Washington nonprofit corporation with the mission to understand and advocate for the health of Blackmans Lake. You can connect with the lake community through via email, or by looking for a Blackmans Lake community group on NextDoor or Facebook.
Lake Health and Additional Resources
The City of Snohomish contracts with the Snohomish County's Lake Management Program, to conduct monthly water quality monitoring at Blackmans Lake. The lake has been monitored since 1992 as shown in the following reports and data:
For information about the water quality of Blackmans Lake, please contact Snohomish County's lake program. For information about the management of the lake including lake level management, please contact the City of Snohomish.