Redmond is a city in King County, Washington, United States, located 15 miles (24 km) east of Seattle.The population was 73,256 at the 2020 census, up from 54,144 in 2010.. Redmond is best known as the home of Microsoft and Nintendo of America. [citation needed]With an annual bike race on city streets and the state’s only velodrome, Redmond is also known as the “Bicycle Capital of the Northwest”.