Four people were taken to hospital yesterday (Tuesday) on the N15 near Donegal town.
Three vehicles, two cars and a van, were involved in the collision which occurred at approximately 3.50pm at the turn-off for Lough Eske in Clar.
Four ambulances attended, along with the fire service and gardaí from Donegal town.
A garda spokesperson said four people were taken by ambulance to hospital with injuries that are not thought to be life-threatening. They included two children, aged 5 and 2, and two adult males, who were both driving cars. The driver of the van was uninjured.
The road remained open throughout the incident, although gardaí were at the scene until around 7pm.