One person was critically injured after a motorcycle crashed off the roadway in the 8200 block of Mason Hill Road in unincorporated Woodstock Sunday evening. | Photo: WFRD.

A 28-year-old man suffered life-threatening injuries and was flown to the hospital by helicopter after a motorcycle crash near Woodstock Sunday evening.

The Woodstock Fire-Rescue District and McHenry County Sheriff’s Office responded around 5:53 p.m. Sunday to the 8200 block of Mason Hill Road in unincorporated Woodstock for a vehicle crash with injuries.

A spokesperson for the Woodstock Fire-Rescue District said that emergency crews arrived within nine minutes and located a single motorcycle in the ditch.

The sheriff’s office said that the motorcyclist, who was not wearing a helmet, drove off the north side of the roadway for unknown reasons.

The driver of the 2019 Harley Davidson motorcycle, a 28-year-old McHenry man, suffered serious injuries and a medical helicopter was requested, the sheriff’s office said.

An ambulance transported the man to Northwestern Medicine McHenry Hospital to an awaiting LifeNet helicopter.

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The helicopter flew the victim to Advocate Condell Medical Center in Libertyville, which is a level one trauma center, with life-threatening injuries.

Deputies closed Mason Hill Road in both directions for approximately three hours for a crash investigation.

No other vehicles were involved and no other injuries were reported. The investigation is ongoing by the McHenry County Sheriff’s Office Major Traffic Crash Investigation Unit.

Earlier in the day Sunday afternoon, the Woodstock Fire-Rescue District responded to another motorcycle crash a quarter-mile east of the second crash.

A male motorcycle rider was transported to Northwestern Medicine McHenry Hospital with non-life-threatening injuries in the first crash.