ᐅ House construction planning: realistic cost estimate for a semi-detached house?

Created on: 21 Jan 2022 12:51
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sanny_La
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sanny_La
21 Jan 2022 12:51
Hello everyone,

We are planning to build a semi-detached house and currently don’t know what the neighbor intends to build.

We are thinking of about 150 square meters (1,615 square feet) and would like truly separate walls between the houses, as we want to be able to play the piano or vacuum in the middle of the night, roughly speaking. Are there special insulation options for walls between the units? We are also considering whether to go for a solid construction or a prefabricated building, as well as the level of finish, and whether doing some work ourselves with help from family and friends could save money...

Does anyone have a rough idea of the price range for something like this?
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Aphrodithe
21 Jan 2022 12:53
1.5 to 2 trillion! one two three
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Hausbautraum20
21 Jan 2022 13:32
Hello,

the duplex houses in our area all have standard walls with fire protection and sound insulation between them. Everyone says you don’t hear anything from the neighbor unless they are drilling.

For a price, your information is far too vague (basement, features, slope, state/region, garage…), but to be somewhat more specific than the previous poster: 450,000€ to 1 million.
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sanny_La
21 Jan 2022 13:42
Okay, 2.5 storeys with a basement, 160 m² (1,722 ft²)
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Hausbautraum20
21 Jan 2022 13:46
Then I estimate 530,000€ to 1 million with everything included.
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Crossy
21 Jan 2022 14:04
Without knowing the exact building location and your specific requirements, a rough initial estimate based on current prices from the forum might look like this:

Calculate around 2500-3000 EUR per square meter (sqm) of finished living space.
An 80 sqm (860 sq ft) utility basement costs approximately 80,000-100,000 EUR; if you want to convert it into living space, it will naturally be more expensive.
Additional construction costs (baunebenkosten) range between 50,000 and 60,000 EUR, including earthworks and landfill fees.
A carport or garage, depending on the specifications, can cost between 10,000 and 40,000 EUR; you would need to clarify what you have in mind.
Kitchen and lighting: 15,000-25,000 EUR.
Outdoor areas for a small, flat plot with some DIY work and without too many extras start at 20,000 EUR and can go up significantly from there.