Shchyolkovo is a city located in the Moscow Oblast of Russia. It serves as the administrative center of the Shchyolkovsky District and is situated on the banks of the Klyazma River, approximately 20 kilometers northeast of Moscow.
According to census data, the population of the city was 134,211 in 2021. Previous records indicate a population of 110,411 in 2010 and 91,000 in 1977.