Calculator
Rent affordability calculator
Check whether a flat fits your budget and how its cold rent compares with the city’s official rent index (Mietspiegel). Ulm and Neu-Ulm share one index; Heilbronn has its own.
- Ulm and Neu-Ulm: average €9.82/m² cold rent (valid from 12 November 2025).
- Heilbronn: average €9.33/m² cold rent (valid from 1 August 2026).
Your numbers stay in your browser. Nothing is sent or saved.
Your result
Enter your income, the cold rent and the flat size to see the result.
Good to know
- The rent index average covers rents agreed or changed in recent years across all flat types. Rents in new listings can be higher than this average.
- The rent index does not apply to every flat, for example furnished flats or student halls.
- For the exact local comparison rent of one flat, use the city’s official calculator (linked in the result).
Updated
Sources
- City of Ulm: qualified rent index (Mietspiegel) 2025 for Ulm and Neu-Ulm (checked 2026-10-05)
- City of Heilbronn: qualified rent index (Mietspiegel) 2026 (checked 2026-10-05)
- German Civil Code (BGB), § 551 (checked 2026-10-03)
Estimate only. This is general information, not legal, visa or tax advice. Rules can change and your case may differ. Always check with the responsible office.