Bystrinsky District is an administrative and municipal district (
raion) of
Kamchatka Krai,
Russia, one of the
eleven in the
krai. It is located in the southern central part of the krai. The area of the district is . Its
administrative center is the
rural locality (a
selo) of Esso. Population: The population of Esso accounts for 78.6% of the district's total population.