A pedestrian was hit by a truck on the main road through Levin this morning.

Police say the crash happened just before 11am on State Highway 1 in the Horowhenua town's main shopping precinct.

The injured person is in a serious condition and is being taken to Palmerston North Hospital.

The road is closed while police investigate.

The New Zealand Transport Agency advised motorists to use an alternative route.

- More to come