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Floor plans around 140 m²: room for the family plus a home office

At 140 m², the prioritising ends: a full study, a second bathroom and a living area of over 45 m² no longer rule each other out – the floor plan may fulfil comfort wishes instead of just covering needs.

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What added value do 140 m² offer over 120 m²?

The extra 20 m² typically flow into a full study, a second shower bathroom off the master area and a living-dining area grown from 45 to over 50 m². This makes the house work permanently for four to five people including a home office. Turnkey, the step means an extra EUR 45,000 to 60,000 in 2026 – the class lies at about EUR 320,000 to 400,000.

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Floor Plans around 140 m²: häufige Fragen

Kompakte Antworten für die erste Planungsphase.

Where is the study best placed in a 140 m² floor plan?
On the ground floor near the entrance: this keeps video calls separate from family life, means visiting clients don't have to cross the house, and lets the room later serve as a guest or master bedroom – a plus for living in old age. Anyone needing two workspaces adds a gallery or work niche on the upper floor as a second, more informal spot.
Is a one-and-a-half-storey layout worthwhile at 140 m²?
Often yes: the one-and-a-half-storey house with a knee wall from 1.50 m uses the attic almost fully and, thanks to the lower eaves height, blends more harmoniously into established residential areas – some development plans even require it. Compared with the city villa, this building form saves some facade area; in return, the knee wall and slopes cost a few furnishing metres in the edge zones.
What does a 140 m² house cost in 2026?
Depending on construction method and fittings, EUR 320,000 to 400,000 turnkey, excluding land and ancillary costs. The square-metre price drops slightly in this class because the kitchen, services and bathrooms are spread over more area. L-shaped bungalows and city villas lie at the upper end, compact gable-roof houses at the lower one.
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