Gainsborough Lea Road is one of two railway stations that serve the town of Gainsborough in Lincolnshire, England, the other being Gainsborough Central, which is located in the town centre. The station is managed by East Midlands Railway and is located 14+1⁄4 miles (23 km) northwest of Lincoln Central on the A156 Lea Road in the south of the town. It opened in 1867 on a single line of the Great Northern Railway, who ran four trains a day from Gainsborough to Lincoln.

Gainsborough is a market town, inland port and civil parish in the West Lindsey district of Lincolnshire, England. The population was 20,842 at the 2011 census, and estimated at 23,243 in 2019. It lies on the east bank of the River Trent, 18 miles (29 km) north-west of Lincoln, 16 miles (26 km) south-west of Scunthorpe, 20 miles south-east of Doncaster and 39 miles (63 km) east of Sheffield. It is England's furthest inland port at over 55 miles (89 km) from the North Sea.