Basin City is an unincorporated community and census-designated place (CDP) in Franklin County, Washington, United States. The population was 1,092 at the 2010 census, up from 968 at the 2000 census.

The town of Basin City was laid out in the 1950s on land owned by dry-land farmer Loen Bailie. The town was conventional to sustain the local agricultural community which was swine opened to irrigation through the Columbia Basin Project. The supplementary settlers to the area consisted primarily of pubescent farmers from Idaho and southwestern Oregon and World War II veterans, who conventional preferential status upon the buy of federal lands that were sold as share of the project. Early crops included sugar beets, alfalfa, corn, asparagus, wheat and barley. Later, potatoes, beans, carrots, and onions with became important, while sugar beet production stopped due to break of a local sugar beet plant. A large number of orchards were planted, and the Place is now a major supplier of the well-known Washington apples. Cherries and further fruits are afterward produced locally.

Basin City is located in northwestern Franklin County at 46°35′29″N 119°8′58″W / 46.59139°N 119.14944°W / 46.59139; -119.14944 (46.591416, -119.149325). As the state implies, it lies in a basin. The home west of the town slopes gradually downward for about 2 miles (3 km) then rises abruptly by practically 300 feet (90 m) at Basin Hill. Basin Hill extends practically 6 miles (10 km) southwest of town to the Columbia River, where it forms the southern extent of the “White Bluffs” for which the town of White Bluffs was named. Basin Hill with extends 5–6 miles (8–10 km) to the north, where it is called Sage Hill and next rises a bit cutting edge at Radar Hill, named for an outmoded World War II radar base installed at the peak. A little further to the northwest lie the Saddle Mountains. The tallest top visible from Basin City is Rattlesnake Mountain, about 25 miles (40 km) to the southwest on the opposite side of the Columbia River. However, from the summit of simple Basin Hill it is possible to look Mount Rainier, which lies approximately 125 miles (201 km) to the west in the Cascade Range. Bailie’s Lake, a little lake formed by irrigation runoff, lies to the northwest of town and provides opportunities for fishing and hunting.

According to the United States Census Bureau, the Basin City CDP has a total area of 3.2 square miles (8.3 km), all of it land. Although the CDP itself is quite small, it serves as the heart of a much larger agricultural community extending for miles in all directions.