They claimed she had threatened the family with dire consequences for trying to evict her from a disputed piece of land.
Villagers, armed with clubs, sticks and machetes, stormed the woman’s home at 2am and beat her to death.
Police said they were pursuing those involved in the lynching terming it unacceptable.
A 60-year-old woman was lynched by villagers in Kibingoti, Kirinyaga County over claims she bewitched four relatives who died in a road crash on Saturday.
The woman, identified as Wakiini Musa was killed on Sunday by the locals, who claimed the fatal crash at Marua on the Nyeri–Karatina road was the work of her magic.