Brother's Island Marina · Sevenmile Slough · Isleton, CA
Your home port,
on the Delta.
Boat slips
120+
Delta waterway
1,000 mi
Launch ramp
Year‑round
Open
Every season
01 / Events
Bring the fleet in, for a weekend.
Fishing tournaments off the launch ramp. Boat-club rendezvous rafted up on quiet water. Group days along the dock.
02 / Boating
Cast off from your home dock.
One thousand miles of waterway start at the slip. Covered and open berths, dry storage, shore power, and a launch ramp into the back sloughs at first light.
03 / Camping
Stay the weekend, on the water.
Waterfront tent and RV sites along the levee, steps from the slips and the ramp. Bring the boat, the family, and a slow Delta weekend.
§ From the air
A note from the marina
There is a place where the Sacramento bends to meet the Mokelumne, where the levees still wear the same crown of cottonwoods they did a century ago, and where the water inside the slough stays calm when the wind comes up.
We're a small, family-run marina — slips and dry storage, a launch ramp, guest moorage for boaters passing through, and waterfront sites for those who want to stay the night. No frills, just sheltered water, easy access to a thousand miles of Delta, and people who know it.
Tie up, bring the people you love most, and let the river slow you down.
Get in touch
Tell us what you need on the water.
Whether it's a slip for the season, dry storage between trips, or a group day on the dock — call or send a note and we'll get you set up with availability and current rates.