Notice Not affiliated with the Master Mariners Benevolent Association (MMBA) or any successor organization. v.2026.05
General Overview
Facility 🚤 Full Service Marina Est. Slips ~80 Water Lake Est. Parking ~40 spaces Lot Size Medium (50–150) Lot Type Surface Confidence High

Medium-sized marina with multiple parallel docks accommodating numerous boats on a lake, featuring a small graveled parking area adjacent to green-roofed buildings and surrounded by dense trees.

Aerial view of Lake Mayfield Marina
Pacific Coast

Lake Mayfield Marina

Mayfield, WA

Lake Mayfield Marina is located in Mayfield, Washington, on the shores of Lake Mayfield, a freshwater reservoir formed by the Mayfield Dam on the Cowlitz River in Lewis County, which lies in the inland Pacific Northwest region surrounded by the Cascade Mountains and dense forests. This marina serves recreational boating on the lake's calm waters, catering to activities such as fishing and leisurely sailing in a scenic, non-oceanic environment.

Location Mayfield, Lewis County, Washington
Capacity ~80 slips
Coordinates 46.5033, -122.5725

Nearby Marinas in Washington

Marina Parking & Access Control

Marinas typically need to separate slip holder parking from day-visitor parking, trailer areas, launch ramps, and secure dock access points. Modern facilities use barrier gate systems to enforce these zones automatically — allowing permitted vehicles through via transponder or keycard while logging all access events.