Single-family homes don't always require new development zones or replacement construction – land for residential building can also emerge through adaptive reuse of existing parcels. This opportunity came to Niederkassel architect Johannes Nöbel when he acquired the asphalt courtyard of a produce wholesaler within an established residential neighborhood, not far from where the Sieg river meets the Rhine in the Mondorf district. Carved from the commercial operation, the newly separated plot was developed with a single-family home that bridges the company warehouse and neighboring residential fabric with considered grace.

The design called for generous proportions to suit a three-person family: abundant natural light, seamless indoor-outdoor flow, and a welcoming, comfortable living environment. Accessibility requirements meant barrier-free design from the outset, ensuring the home would serve the family through all life stages. Yet the challenge extended beyond residential needs – the architecture had to strengthen its urban setting. The design's central idea: to translate the plot's pronounced length into a tangible spatial experience. This led to integrating a double garage into an unusually elongated 26-meter structure that presents a reserved street façade but opens generously toward the garden. The predominantly single-story building adopts an angular footprint, extending to the warehouse wall behind it. The front section houses the garage, utility room, entry, and guest bath, while the rear is dedicated entirely to shared living spaces: an open kitchen with island naturally flows into the dining and living area, with a floor-to-ceiling mobile TV partition enabling flexible spatial reconfiguration as needed. Adjacent is a study – nestled against the warehouse – that can easily convert to a bedroom for later years. Two garden facades maximize daylight and outdoor connection: the living and dining zone faces west with expansive glazing and a covered terrace, while a south-facing interior courtyard framed by windows floods the ground floor with light and creates an intimate seating alcove. All private quarters – bedrooms, children's rooms, and a spacious bath – occupy a distinctly articulated pitched roof volume that caps the single-story base. This carefully recessed upper story deliberately echoes the rooflines and setbacks of adjacent townhouses, clearly reinforcing the home's integration within its neighborhood.

www.noebel-architektur.de

Photography Credits:

Bernadett Yehdou
www.bernadett-yehdou.de
Johannes Nöbel

(Featured in CUBE Cologne Bonn 04|22)