Here is a non-exhaustive list of average marriage lengths for some countries based on available data:

  1. United States – The average marriage length in the United States is around 8 years.
  2. United Kingdom – The average marriage length in the United Kingdom is around 12 years.
  3. Australia – The average marriage length in Australia is around 12 years.
  4. Canada – The average marriage length in Canada is around 14 years.
  5. Germany – The average marriage length in Germany is around 15 years.
  6. France – The average marriage length in France is around 15 years.
  7. Sweden – The average marriage length in Sweden is around 18 years.
  8. Denmark – The average marriage length in Denmark is around 20 years.
  9. Japan – The average marriage length in Japan is around 21 years.
  10. Norway – The average marriage length in Norway is around 22 years.