THIS STUDY IS CONCERNED WITH THE ESTIMATION OF STREET NETWORK IN DIFFERENT TYPES OF RESIDENTIAL DEVELOPMENTS. 1ST TYPE IS IN RESIDENTIAL AREA BY LAND REAJUSTMENT DEVELOPMENT. 2ND TYPE IS BY SPRAWL DEVELOPMENT. 3RD TYPE IS BY THE MIXED DEVELOPMENT. BY COMPERING WITH THE ESTIMATION IN DIFFERENT TYPES OF RESIDENTIAL DEVELOPMENT, STREET NETWORK IN RESIDENTIAL AREA BY SPRAWL DEVELOPMENT IS NOT ESTIMATED SO WRONG.