Louisiana Highway 43
|Maintained by Louisiana DOTD|
|Length:||44.47 mi (71.57 km)|
|South end:||LA 42|
|North end:||MS 568 at Mississippi State Line|
|Parishes:||St. Helena, Livingston|
Louisiana Highway 43 (LA 43) is a 44.47 miles (71.57 km)-long north-south state highway in Louisiana, extending from Louisiana Highway 42, north to the Mississippi state line, continuing as Mississippi Highway 568.
The highway begins at Louisiana Highway 42 at Springfield, and goes north intersecting with Interstate 12. At Albany, it intersects with U.S. Route 190. As it enters St. Helena Parish, it collides with Louisiana Highway 441/Louisiana Highway 16 near Montpelier, and continues in a straight north direction, intersects with Louisiana Highway 1045, and, when it enters Greensburg, it intersects with Louisiana Highway 10 and returns north, intersects with Louisiana Highway 38, and exits Louisiana as Mississippi Highway 568 into Amite County, Mississippi.