Area and layout

Living area calculator

Separate full rooms, balcony/terrace and sloped-ceiling areas as a plausibility model.

Runs locally in the browserOrientation model. Not tenancy-law advice, contract review or structural assessment.
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Your space check
Result logic
  1. Areaseparate number and source
  2. Usabilitycheck furniture, paths and slopes
  3. Differencedo not trust listing copy blindly
Next calculator: Cost-per-square-meter calculator

More context

When you want to check deeper.

Apartment dossier
01

When to use it

Use it when listing area, balcony, terrace or sloped ceilings should be separated plausibly.

02

Read the inputs correctly

Full room area, outdoor area share and slope share show which square metres really count.

03

Avoid this mistake

Adding outdoor areas and low slopes fully can distort usability and price per square metre.

Data and documents

  • floor plan
  • area statement
  • balcony measure
  • slope measure

Common questions

Why is this not an expert assessment?

Because concrete area assessment depends on rules, measurement and case. The page provides plausibility.

Which assumption should stay visible?

Plausibility model based on common share logic; not an expert assessment or binding floor-area calculation.

What is the next useful step?

Then check cost per square metre and furniture layout so area and usability match.

Decision help

What Living area calculator really clarifies.

Use it when listing area, balcony, terrace or sloped ceilings should be separated plausibly. The important part is not to treat the output as one winning number. It is a plausibility value for viewing, acceptance, moving or household planning.

Full room area, outdoor area share and slope share show which square metres really count. If an input is estimated, keep it visible. That way you later know which figure came from a contract, offer, measuring tape or bill and which was only a provisional assumption.

Check before deciding

  • Full room area m²
  • Balcony/terrace m²
  • Balcony share %
  • Sloped area m²
  • Sloped share %

Keep these documents ready

  • floor plan
  • area statement
  • balcony measure
  • slope measure

Do not misread it

Adding outdoor areas and low slopes fully can distort usability and price per square metre.

Then check cost per square metre and furniture layout so area and usability match. The next useful cross-check is Cost-per-square-meter calculator, because it tests the same housing decision from a second angle.

Calculation path

Do not read the output in isolation.

01

Calculation path

Plausible area = full room area + balcony × share + sloped area × share

02

Assumptions

Plausibility model based on common share logic; not an expert assessment or binding floor-area calculation.

03

Common misreadings

Adding outdoor and sloped areas fully can overstate usable space.