Update following incident at school on Plant Hill Road, Blackley

We've taken a schoolgirl into custody, and an investigation is underway after three people were injured at a school in north Manchester.

Officers were called to reports of a stabbing at a school on Plant Hill Road, Blackley earlier this morning (Tuesday 9 June 2026).

Staff were quick to detain a girl to ensure no further harm came to pupils or staff, and officers arrived shortly afterwards. A 14-year-old girl was arrested on suspicion of section 18 assault and remains in custody for questioning at this time. Officers are not looking for anyone else in connection with this incident.

Three people were injured during the incident – a 14-year-old schoolgirl, a 14-year-old schoolboy and a 27-year-old male member of staff. All were taken to hospital however injuries are thankfully not believed to be serious, and all are stable at this time.

Chief Inspector Jon Shilvock said: “We understand that this incident will have cause concern to pupils, staff and the wider school community.

“The incident was swiftly and quickly dealt with by staff before officers attended to arrest the girl. There is believed to be no wider threat at this time, and we thank everyone for their support as emergency services dealt with this.

“We are not looking anyone further in connection this with this incident. Officers will remain at the school and within the area to provide a visible presence and community reassurance.”