FIELD FILE · GRASSMANHOMINIDREGIONAL LEGEND

Ohio Grassman

Also known as Grassman, Ohio Bigfoot, Minerva Monster

Ohio’s own Bigfoot, a tall hairy biped said to build grass nests, linked to the 1978 Minerva scare and the Bigfoot conference at Salt Fork State Park.

The Grassman is the name Ohio enthusiasts give to the state’s Bigfoot: a tall, hair-covered, upright creature reported from the farmland, strip-mine country and Appalachian foothills of eastern and southeastern Ohio. Believers treat it as a regional population of the same animal described across North America; the local name reflects claims that it eats tall grasses and weaves grass and saplings into dome-shaped nests or shelters at the edges of fields and woods.

Ohio has a long paper trail of “wild man” stories. In January 1869 a newspaper report from Gallipolis, on the Ohio River, told of a hairy “gorilla” that supposedly attacked a man and his daughter in a carriage before fleeing when the girl hit it with a stone. Similar tales of strange hairy men surfaced in 19th- and early 20th-century papers, and some modern writers connect the Grassman to the oral traditions of peoples such as the Shawnee and Lenape, though such links are rarely documented.

The case that put the Grassman on the map came in August 1978 near Minerva in Stark County. The Cayton family reported that a huge, hairy figure with glowing eyes lurked in the woods behind their home, returned night after night and pelted the house with rocks; neighbors described similar disturbances, and the family called the sheriff’s department. An Akron Beacon Journal reporter documented their story, the “Minerva Monster” became regional news, and the family endured years of attention and ridicule. Investigators who revisited them in later decades found their account largely unchanged.

Since the 1980s Ohio has been one of the busiest Bigfoot states. Reports cluster around Akron, Portage County and especially Salt Fork State Park in Guernsey County, where local researcher Don Keating collected dozens of claimed sightings and, in 2005, brought the annual Bigfoot conference he had organized since the late 1980s to the park. Renamed the Ohio Bigfoot Conference in 2012, it has grown into one of the largest gatherings of its kind in North America, and Ohio regularly ranks near the top of national databases of Bigfoot reports.

Type

Hominid

Status

Regional legend

First reported

1869

Best-known location

Eastern and southeastern Ohio woodlands

Also called

Grassman, Ohio Bigfoot, Minerva Monster

Reported in

Ohio

What witnesses describe

An upright, heavily built biped 6 to 9 feet tall, covered in dark brown, black or reddish hair, with a conical head, broad shoulders and long arms. Witnesses mention glowing red or yellow eyes at night, a strong foul odor, whooping or screaming calls, wood-knocking and rock-throwing. Claimed footprints run 13 to 17 inches long.

Where and when it’s seen

Wooded hills, reclaimed strip-mine land, river bottoms and farm edges in eastern and southeastern Ohio – notably Stark, Portage, Guernsey and Coshocton counties and the Hocking Hills. Reports come year-round, often at dusk or night.

Notable sightings

1. January 1869The Gallipolis “gorilla” Gallipolis, Ohio

   A newspaper report described a hairy, man-like creature attacking a man traveling by carriage; it reportedly ran off after his daughter struck it with a stone. It is the oldest printed account usually cited for Ohio’s wild man.

2. August 1978The Minerva Monster Near Minerva, Stark County, Ohio

   The Cayton family and neighbors reported a tall, hairy figure with glowing eyes that returned nightly, threw rocks and left large footprints. The sheriff’s office investigated, and the story became one of Ohio’s most famous Bigfoot cases.

3. 2005The conference moves to Salt Fork Salt Fork State Park, Guernsey County, Ohio

   After collecting more than 36 sighting reports from the park and its surroundings since the mid-1980s, researcher Don Keating moved his long-running annual Bigfoot conference to the park lodge. It became the Ohio Bigfoot Conference in 2012.

4. January 2020Salt Fork video Salt Fork State Park, Ohio

   A short video said to show a hairy, ape-like figure in the park circulated widely and drew statewide news coverage. It has not been verified.

What could explain it?

• Black bears – returning to eastern Ohio in growing numbers – can stand upright and are the most common source of misidentified Bigfoot sightings.
• Grass “nests” and stick structures are readily made by deer bedding down, wind-thrown trees and human builders, including children and researchers.
• Nocturnal screams, knocks and thrown objects can come from owls, foxes, coyotes, falling branches and pranksters.
• No body, skeleton, or verified DNA has ever been produced; footprint casts and blurry videos are open to hoaxing and misreading, and one conference speaker, a master naturalist, estimated that most reports are misidentifications.
• Once a story becomes famous, as Minerva did, expectation and media attention encourage further reports in the same area.

Legend, culture and tourism

The Ohio Bigfoot Conference at Salt Fork State Park draws thousands of visitors each spring, and Guernsey County promotes the park’s “Bigfoot” trails and roadside signs. Ohio filmmaker Seth Breedlove, who grew up near Minerva, launched his Small Town Monsters documentary series in 2015 with Minerva Monster, and the Grassman features in local books, podcasts and festivals across the state.

Places to visit

Where it’s reported

Ohio

Ohio Grassman in the news

No recent headlines about the Ohio Grassman. Our news desk checks every day — see all cryptid news.

First published October 13, 2026 · Updated October 14, 2026