How wide is the gulf of mexico?

The Gulf of Mexico basin is roughly oval and is approximately 810 nautical miles (1,500 km; 930 mi) wide and floored by sedimentary rocks and recent sediments. read more

The Gulf of Mexico basin is roughly oval and is approximately 810 nautical miles (1,500 km; 930 mi) wide and floored by sedimentary rocks and recent sediments. It is connected to part of the Atlantic Ocean through the Florida Straits between the U.S. and Cuba, and with the Caribbean (with which it forms the American Mediterranean Sea) via the Yucatán Channel between Mexico and Cuba. read more

The name of the gulf located east of Texas west of Florida andnorth of southern Mexico is The Gulf of Mexico. read more

From east to west it measures 1,100 miles ‑ which makes the Gulf of Mexico 1,100 miles wide, Where the Gulf meets the Atlantic, between the tip of Florida and Yucatan, it is only 450 miles across. The island of Cuba noses over a line drawn between these two points. Here is where ships leave the Gulf for the Atlantic. read more