How long does it take to get a black belt in bjj?

5 years if you go the McDojo route. 10 to 13 years if you go a legit instructor with direct or close lineage to Helio Gracie. Many schools today are just selling belts. Be proud in how long you...

The answer to this question depends on the amount of practice that you are able to complete. It varies from person to person. It may take you 2 years, 5 years, or maybe even longer than that....

Any were between 3-10 years.

That depends entirely on the school and how hard one trains. It is typically 3 to 4 years of quality training.

Probably around 2 to 5 years depending on the grading system