A car has hit a pedestrian in a central Auckland suburb, badly injuring a person and causing major delays.

A police spokesperson said a reported crash between a vehicle and pedestrian at the intersection of Dominion Rd and Balmoral Rd in Mt Eden was reported at about 11.40am.

One person was taken to hospital in a serious condition.

Motorists were being asked to avoid the area and find alternative routes.

The serious crash unit has been notified.

Traffic is starting to build around the crash site. Image / Google