John Block Missing Person Case

Aug 20, 2013

Mar 18, 2021

John

Block

106

57

66 inches

140 lbs

White / Caucasian

Male

On the morning of July 4, 1977, a day meant for celebration, 57-year-old John B. Block and his wife Jean embarked on a journey that would become an enduring mystery. An experienced pilot with 23 years of flying, John was at the controls of their privately owned, green and white Cessna 150J, with the tail number N50935. They departed from Macomb Airport in Macomb County, Michigan, with a plan to meet one of their sons in the northern part of the state at the Lost Creek Sky Ranch Airport in Luzerne. John, a veteran pilot, was not instrument-rated and relied on visual navigation, often following major highways. The weather was clear upon their 11:10 a.m. departure, but a powerful storm system, later identified as "The Independence Day Derecho of 1977," was moving across the state, bringing with it destructive winds. The flight, which should have taken less than two hours, stretched into an unnerving silence when the Blocks failed to arrive at their destination. They had not filed a formal flight plan, which complicated initial search efforts. A single radio transmission was picked up by the Civil Air Patrol in Bay City around 1:00 p.m., in which John requested a car be ready for them at the Lost Creek airstrip. This was the last known communication from the couple. An extensive ten-day search was launched by the United States Air Force, Coast Guard, and various law enforcement agencies, covering land and water, but no trace of the plane or its occupants was found. The search was further complicated by a report of a possible sighting at an airstrip in Charlotte, Michigan, far from their intended route, where a pilot believed he saw the couple attempting to refuel. Decades have passed since John and Jean Block vanished from the sky, leaving their family with unanswered questions. Their son, John Block Jr., has continued the search for his parents, hoping that hunters or hikers in the dense woodlands of the Huron National Forest or the Atlanta State Forest might one day stumble upon the wreckage. The plane's aluminum fuselage would not have rusted, making it potentially identifiable even after all these years. The prevailing theory is that John may have become disoriented due to the severe weather or experienced a medical emergency, as Jean did not know how to fly. The disappearance of John and Jean Block is a poignant reminder of how quickly a routine flight can turn into a lasting tragedy, leaving a family to grapple with the uncertainty of their loved ones' fate. The case remains open, a silent testament to a holiday journey that never reached its destination.

Jul 04, 1977

Utica

Michigan

Macomb County

No

14085

Grand Traverse County Sheriff's

Traverse City

Michigan

,

714-77

Grand Traverse County Sheriff's

Gray or Partially Gray

Brown

Brown

07/15/2026