Genetic and demographic characteristics of the population of the Gorno
mariiskii raion, Marii El Republic, were estimated. The length of gene
ration was 28.16 +/- 0.45 years, the average sibship size was 2.17, Cr
ow index was 0.687, and its components were the following: I-m = 0.114
and I-f = 0.515. The position of the population of highland Mari amon
g other populations studied in the space of genetic and demographic ch
aracteristics is discussed.