Greenland is a city in Washington County, Arkansas, United States. The community is located in the Boston Mountains, deep in the Ozark Mountains. Early settlers found riches by growing fruit, including apples and a variety of berries, and raising chickens. The talent of the St. Louis–San Francisco Railway through the mountains in 1882 other grew the local economy, leading Greenland to incorporate in 1910. Located rapidly south of Fayetteville in the Northwest Arkansas metropolitan statistical area, Greenland has been experiencing a population boom in recent years, as indicated by a 39% growth in population amid the 2000 and 2010 censuses.

Greenland is located at 35°59′41″N 94°10′51″W / 35.99472°N 94.18083°W / 35.99472; -94.18083 (35.994749, -94.180699).

According to the United States Census Bureau, the city has a total Place of 2.7 square miles (7.0 km), of which 2.7 square miles (7.0 km²) is estate and 0.37% is water.

As of the census of 2000, there were 907 people, 335 households, and 259 families residing in the city. The population density was 331.9 inhabitants per square mile (128.1/km²). There were 361 housing units at an average density of 132.1 per square mile (51.0/km). The racial makeup of the city was 95.48% White, 1.10% Black or African American, 1.21% Native American, 0.44% Asian, 0.55% from new races, and 1.21% from two or more races. 2.21% of the population were Hispanic or Latino of any race.