How long does it take for a pit bull to grow full size?
Most dogs are considered full size at around a year and a half. They start to slow down with growing at about a year and should be completely done by 18 months.
Usually, they get their max frame (height, length) around 13 months...their max weight around 17 monthsWww.andersonspits.net
Around three to four years.
Some people say 6 to 8 months others say 2 years