Passantenhaven De Vaart is a visitor marina located on the Vaart in the heart of Assen, Drenthe, within easy reach of the city center and train station. It is accessible via the Vaart (maximum air draft 3.

50 m) or via the Blauwe As route (maximum vessel length 22 m, maximum air draft 5. 40 m). A harbourmaster is on site to assist arriving boaters.

The marina offers a full range of facilities including shore power, fresh drinking water, a wastewater discharge point, waste containers, showers, toilets, changing rooms, laundry, Wi-Fi, and a restaurant.

The Blauwe As waterway route through central Assen, of which this harbour is a key stop, was reopened in 2017, restoring recreational navigation through the city after decades.