Uptown refers to above 86 street but more above 96 street on the West side of Manhattan mainly from amsterdam avenue streets to about morning side park to the east and 125 to the North which becomes Harlem.
Kurious Jorge, a half Cuban, half Boricua mc from Manhattan Valley, the small Latin ghetto sandwhiched between Central Park and Upper West side. He first came out with some local NY hits like "Uptown Sh*t"