NC 305 is an original state highway and appeared on the 1936 official map of North Carolina from Seaboard to Aulander.

[2] NC 305 has an average of 1663 cars per day on the highway.

[3] NC 305 begins at an intersection with US 13 north of Windsor, then heads northwesterly toward Burden and Connarlsta.

[4] [5] By 1930, NC 305 was extended north to its current terminus in Seaboard.

[7] When US 13 was extended south, NC 97 was renumbered as part of US 13.