/weird/hinterkaifeck/
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bf-0046 SECRET KILLER NEVER NAMED

HINTERKAIFECK

31 March 1922. Six people killed with a mattock on a Bavarian farm. Tracks in the snow to the house and none away. The killer feeds the cattle and stays on. No conviction.

Report ID bf-0046
Clearance SECRET
Category Weird
Status KILLER NEVER NAMED
Timestamp 2026-08-29 10:30 UTC
Coordinates 48°35'00 N
011°19'00 E

1. Public Record

Hinterkaifeck, a small farmstead in the woods near Waidhofen, Bavaria. On the evening of 31 March 1922 six people were killed with a mattock: Andreas Gruber, 63; his wife Cäzilia, 72; their daughter Viktoria Gabriel, 35; her children Cäzilia, 7, and Josef, 2; and the maid Maria Baumgartner, who had arrived that day. Four of them were lured one by one into the barn. The children and the maid died in the house.

Neighbours did not miss them until 4 April, when young Cäzilia failed to appear at school and the post had stacked up. In the snow, before the thaw of the discovery days, tracks had been seen leading from the forest to the farm and none leading away. In the days before the murders Gruber had told neighbours someone had been in the house: footprints in the attic snow, a newspaper he had not bought, a key missing, house sounds after the family were in bed. The new maid was replacing one who had left because she thought the place was haunted.

Whoever did it stayed. Livestock were fed. Neighbours later thought they had seen smoke from the chimney after the family were already dead. The killer ate their food and slept in their beds. Then left.

Someone is in the house. I hear him upstairs at night.

Andreas Gruber, to neighbours, in the days before 31 March

2. Date of Incident

Killings the night of 31 March 1922. Discovery 4 April. The farm was demolished in 1923. The case remains open on Bavarian paper.

3. Location

Isolated farm between the hamlets of Gröbern and Waidhofen, north of Munich. Approximate 48°35 N 011°19 E. Woods on one side, fields on the other, one path in.

4. Official Narrative

Murder inquiry, no conviction. Suspects included Lorenz Schlittenbauer, who had been involved with Viktoria and who behaved oddly at the discovery, and various itinerants. None stuck. Official narrative: six dead, weapon from the farm, perpetrator unknown, some evidence the killer remained on the property for days.

5. Witness Layer

The dead cannot speak. The neighbours can. Gruber’s last week of complaints is the part of the file that makes it more than a robbery. He had already seen the attic prints and the extra paper. The previous maid’s fear sits next to that. Little Cäzilia was found with handfuls of her own hair, which suggests she lived some hours after the blows. That detail is in the autopsy, not in the folklore.

Tracks in the snow from the wood to the house. None back.

Neighbour reports of the days around the crime

The last maid left because she said she heard things in the house.

Local account of why Maria Baumgartner was hired on 31 March

6. Recovery Logistics

Bodies in the barn and the house. Mattock from the property. Some household cash untouched. The farm pulled down the next year, which also pulled down whatever a later forensics team might have wanted. Skulls were removed for examination and later lost, a small second scandal.

7. Assessment

A human killer is not in doubt. The archive keeps it because of the week before and the days after: an intruder already in the attic, then a murderer who feeds the cattle. That is not a ghost. It is worse. Do not file it as a haunting just because the previous maid used the word.

8. Materials & Remains

Court and police files in Bavaria. Contemporary photographs of the yard. The building is gone. The mattock was an exhibit. The lost skulls are a hole.

9. Key Personnel

The Gruber-Gabriel household - Six dead.

Maria Baumgartner - First day of work, last day of life.

Lorenz Schlittenbauer - Neighbour, early suspect, never charged to a finish.

Munich and local police - Open file.

10. Aftermath

The name is now a German sentence for an unsolved farm killing. Documentaries recycle the attic prints. The case number has not closed.

11. Current Archive Status

Status: Six dead, 31 March 1922. Killer never identified. Farm demolished.

Confidence: High that the six were killed with a farm mattock that night and that the killer remained on the property afterward. High that Gruber had already reported an intruder. Low that a named suspect can now be proved. Low that a non-human reading adds anything the attic prints do not.

Filing note

Six people killed with a farm mattock, tracks in the snow to the door and none away, a killer who fed the cattle and slept in the beds. The previous maid had already left because she heard someone in the house. Gruber had already said the same thing to the neighbours.

Maria Baumgartner arrived that morning for her first day of work. She had not even unpacked a life at Hinterkaifeck. The new maid on the murder day is not folklore. It is scheduling, and it makes the attic prints from the week before feel colder.

bf-0046
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