Smyha is a rural settlement located in the Dubno Raion of the Rivne Oblast in western Ukraine. It serves as a residential locality within the regional administrative structure of the country.
The population of Smyha has fluctuated over recent years, with records indicating 3,015 residents during the 2001 Ukrainian Census. More recent data shows a population of 2,560, while current estimates for January 1, 2025, place the number at 2,693.