The legendary Galapagos Islands, they're 1 degree North so there might be somewhere on the zero line.
The equator passes through São Tomé and Príncipe island in the Atlantic. The equator passes through Batu Islands, Sumatra, Lingga Islands, Borneo, Sulawesi, Kayoa, Halmahera Islands and Gebe Island (all part of Indonesia) as well as Isabela Island in the Galápagos Islands in the Pacific.
pacific ocean
Australia and the Pacific Islands.
Baker Island
The Galapagos Islands (islands located around the equator in the Pacific Ocean)
The Galapagos Islands are located on the equator in the eastern Pacific Ocean at 973 km (604 miles) off the west coast of South America. The closest land mass is the mainland of Ecuador to the east (the country to which they belong).
They are a group of volcanic islands either side of the Equator in the Pacific Ocean. A province of Ecuador
When you say "state", we have to assume you mean the 50 states in the USA.Of those, the one closest to the equator is Hawaii.If you meant out of all the nations in the world, then there's really no "closest" one,because the equator crosses 10 countries plus a few Pacific island groups.
Polynesia
Assuming you mean the "Galapagos Islands", they lie on the Equator in the Pacific Ocean, about 700 miles off the coast of Equador, to which they belong.
The Galapagos Islands are an archipelago of volcanic islands distributed around the equator in the Pacific Ocean, 972 km (525 nmi) west of continental Ecuador.
The Galapagos are an archipelago of volcanic islands distributed on either side of the Equator in the Pacific Ocean.