Avdeyevo () is a depopulated village in the Poshekhonsky District of the Yaroslavl Oblast of Russia.

Geography The village is located in the Northern area of Yaroslavl Oblast on the bank of the Korsitsa River. The village is 5 kilometres northwest of Poshekhonye and 2 kilometres southwest of Fominka.

The village is in the Moscow Time (UTC+3).

Population An 1861 document says there were 23 houses with 59 males and 87 females.

The population of the village was 0 in 2007 and 2010.

References