Gabashin Amurka na nufin yankin Amurka da ke gefen gabashin kasar. Wannan yanki ya ƙunshi babban yanki na ƙasar kuma ya haɗa da jahohin da ke gefen tekun gabas, da kuma jahohin da ke cikin ƙasa. Wasu daga cikin jihohin da galibi ake la'akari da su a matsayin ɓangare na Gabashin Amurka sun haɗa da Maine, New Hampshire, Vermont, Massachusetts, Connecticut, Rhode Island, New York, New Jersey, Pennsylvania, Maryland, Delaware, Virginia, West Virginia, North Carolina , South Carolina, Georgia, Florida, da Washington D.C.