Heliushaven is the outer harbour of Watersport Vereniging Hellevoetsluis (WVH), located at Heliushaven 10 in Hellevoetsluis, Netherlands.

Described as an accessible and quiet harbour, it serves as the club's main waterfront base and offers a broad range of facilities for visiting and member boaters.

On-site amenities include a clubhouse with catering, a boat ramp, dinghy parking, a mast crane with hand winch, and a lever with electric winch rated to 1,500 kg.

Water and electricity are available on the jetties, along with Wi-Fi, parking, waste disposal, a barbecue site, and bicycles available on loan.

The main entrance gate is closed to cars at night, though a dedicated walkway remains open at all times for pedestrians and cyclists.