The Sharon plain (Hebrew:השרון (Ha-Sharon)‎) is the northern half of the coastal plain of Israel.

The Plain lies between the Mediterranean Sea to the west and the Samarian Hills, 15 km (9.3 mi) to the east. It stretches from Haifa and Mount Carmel in the north to the Yarkon River in the south, at the edge of the present city of Tel Aviv, about 90 km (56 mi). Parts of the Plain are included in the Haifa, Central, and Tel Aviv Districts of Israel. In 2008, the Sharon Plain was home to 1,131,600 people, 965,300 of them (85.3%) are Jews, and 166,300 (14.6%) are Arabs.