Yachimata is a city located in the Chiba Prefecture of Japan. It serves as a residential and administrative area within the region, characterized by its specific geographic boundaries and local population.
As of December 1, 2020, the city had an estimated population of 68,769 people living in 32,118 households. The total land area of Yachimata is 74.87 square kilometres (28.91 sq mi), resulting in a population density of approximately 920 persons per square kilometre.