20 percent certain, based on the evidence available
"Alvīr is a declining village of some 250 families.... ʿAbbāsābād, a village of some 80 families derived from Alvīr, is now Turkish-speaking. Vīdar, a village some 12 km to the east, still speaks an Iranian dialect, close but not identical to Alvīrī."
SPEAKER NUMBER TRENDS
OTHER LANGUAGES USED BY THE COMMUNITY
Information from: “Atlas of the World’s Languages in Danger” . Christopher Moseley (ed.) (2010) UNESCO Publishing
Information from: “Glottolog” .
Information from: “Ethnologue: Languages of the World, 16th Edition (2009)” . M. Paul Lewis · SIL International