Thomas Lake near Mill Creek: Fishing Spots, Seasons and Access

• Overview

  Look for Thomas Lake in the Snohomish County part of Washington. It sits at 400 feet above sea level. The water measures roughly 8 acres, so nothing here is far from anything else. Mill Creek is the closest place, 1.1 miles off. It is 7.5 miles to Everett, the nearest city. The county edge is within a short distance of the bank.

• Where to Fish on Thomas Lake

  Nothing we hold settles how deep this runs. On a natural lake the weed line and the shelf beyond it do the work. Look for the band where the shallows give up and the bottom falls away. Open biodiversity records for Snohomish County list Chinook salmon, pink salmon, Coho salmon and largemouth bass. At least one recorded species is protected in parts of its range; read the local rules before targeting anything. Fish Thomas Lake where the bottom changes rather than where it looks deep.

• Seasonal Patterns

  Long-run averages give August about 65°F and December about 39°F. Heat sets the pattern from late spring onward. Late winter and spring fish steadiest here. April and May are the settled weeks, with October close behind. Expect Thomas Lake to follow that timing. Barometric swings often matter more than the calendar.

• Tackle & Baits

  Whether the bank is open is not something our records settle. There is recorded parking some half a mile off. There are toilets mapped about half a mile away. Largemouth respond to soft plastics tight to cover; go weedless where the growth is heavy. Bank access can be seasonal on ground like this. Signs go up and come down, so check on the day. Ruggs Lake, 1.1 miles away, makes the obvious fallback. For Thomas Lake, the notice at the access point is the final word.