Nassauhaven is a former harbor basin in Rotterdam that has been transformed into a pioneering waterfront destination combining sustainable housing and nature-friendly infrastructure.

The basin borders Nassauhaven Park, and its banks have been redesigned in stepped tiers to encourage plant growth and support greater biodiversity in both flora and fauna.

The development of a tidal bank within a former harbor basin is considered unique in the Netherlands. The basin is also home to the Havenlofts Nassauhaven, a floating residential street of 18 harbor lofts completed in late 2020.

Because Rotterdam sits in a tidal delta with open sea access, water levels can fluctuate by up to two meters, so the homes are engineered to rise and fall with the tide.

Each house is equipped with solar panels, a biomass generator, and a water filtration system, making them fully carbon neutral and capable of off-the-grid living.