Vermont Route 4A (VT 4A) is a 14.174-mile-long (22.811 km) east–west state highway in Rutland County, Vermont, United States.

It runs from Fair Haven to West Rutland.

VT 4A was the former alignment of U.S. Route 4 (US 4) before it was relocated to an expressway.

VT 4A begins at exit 1 of a four-lane U.S. Route 4 and goes into Fair Haven.

It joins up with VT 22A and forms a brief concurrency in the center of town.