There are reports a teenage boy has fatally shot two adults and three children at a home in New Mexico, US.

The 15-year-old was arrested on murder and other charges in connection with the shootings Saturday night (Sunday, NZ time) at the home in a rural area 16 kilometres southwest of downtown Albuquerque, AP reports.

While the victims' identities have not been released, the motive behind the shootings is not known.