What percent of Russians belongs to a European ethnic group ?
In Estonia , most Russians live in Tallinn ( as of year 2011 , 38.5 % of the city 's population were ethnic Russians , while even higher number – 46.7 % spoke Russian as their mother tongue ) and in the north - eastern county of Ida - Virumaa , particularly such cities as Narva ( 82.02 % of its inhabitants were ethnic Russians as of 2011 ) , Sillamäe ( about 82 %) and Kohtla - Järve ( 69.68 % respectively ) .