Louisiana Highway 43

Louisiana Highway 43
Route of LA 43 highlighted in red
Route information
Maintained by Louisiana DOTD
Length:	44.380 mi (71.423 km)
Existed:	1955 renumbering – present
Tourist routes:	Louisiana Scenic Byways: Louisiana Scenic Bayou Byway
Major junctions
South end:	LA 42 west of Springfield
	I-12 south of Albany US 190 in Albany LA 40 southeast of Montpelier LA 16 in Montpelier LA 10 in Greensburg LA 38 at Easleyville
North end:	MS 568 at Mississippi state line north of Easleyville
Location
Parishes:	Livingston, St. Helena
Highway system
Louisiana Highway System Interstate US State ← LA 42 LA 44 →

Louisiana Highway 43 (LA 43) is a state highway located in southeastern Louisiana. It runs 44.38 miles (71.42 km) in a north–south direction from LA 42 west of Springfield to the Mississippi state line north of Easleyville, where it continues as Mississippi Highway 568 (MS 568).

A primarily rural route, LA 43 connects four small municipalities in Livingston and St. Helena parishes, including Springfield, Albany, Montpelier, and Greensburg. The latter is also the seat of St. Helena Parish.

LA 43 entirely parallels the Interstate 55 (I-55) corridor, located between five and ten miles (8.0–16.1 km) east in neighboring Tangipahoa Parish. Over the course of its route, LA 43 intersects such east–west routes as I-12, U.S. Highway 190 (US 190), LA 40, LA 16, LA 10, and LA 38, all of which connect to I-55.