The route heads east as a two-lane highway passing through farmland and woodland, with some houses.

After Austinburg, SR 307 turns towards the southeast, still passing through farmland and woodland.

The route enters Jefferson, passing through residential properties, before an intersection with SR 46.

SR 307 heads southeast leaving Jefferson, passing through woodland and farmland.

[3][7] The route was extended west to SR 84, 4 miles (6.4 km) east of Painesville, in 1937.