Boardman is a city in Morrow County, Oregon, United States on the Columbia River and Interstate 84. As of the 2010 census the population was 3,220. It is part of the Pendleton–Hermiston Micropolitan Statistical Area. Boardman is currently the largest town in Morrow County, Oregon
Boardman is in northeastern Oregon, along Interstate 84 south of the Columbia River. The city is 308 feet (94 m) above sea level. It is 25 miles (40 km) west of Hermiston and 164 miles (264 km) east of Portland.
According to the United States Census Bureau, the city has a total area of 4.17 square miles (10.80 km2), of which 3.79 square miles (9.82 km2) is land and 0.38 square miles (0.98 km2) is water.
Boardman was homesteaded in 1903 by Samuel Herbert Boardman, the first superintendent of the Oregon State Parks System. Boardman and his wife worked for 13 years to develop irrigation for their land; during those years his wife taught school, and Boardman at times worked on railroad construction projects. The Union Pacific Railroad passed through Boardman, where it had a station. The community was platted in 1916 at about the same time Samuel Boardman went to work for the Oregon State Highway Department and became involved in the development of roadside parks.
The Boardman post office opened in 1916. The city was incorporated in 1921.