Why did Jackson and the democratic-repiblican party appeal to citizens?

There could be a book written on this topic, in short, Jackson represented the "common man." He grew up in Waxhaw, not a very rich boy. His father died a few months before he was born, and his mother had to support him and his two brothers.

Jackson was seen to be a man who new about the people he was governing being from their same background.

Democrat-Republicans were a party that was made of common people. Jacksonian democracy eventual replaced the Democratic-Republican party and is now known as the Democratic Party of America. (Democrats) Although many of the fundamentals of Jacksonian Democracy are not shown in the current Democratic Party, Democrats are supposed to be the party that represents common people. (Although most of them don't)