[3] Following the end of the Aroostook War in 1839, a boundary line between Maine and New Brunswick was cleared and iron markers were put in place three years later.

The Bangor and Aroostook Railroad arrived in 1892, allowing shipment of local produce to distant markets.

[4] In the 1960s, Big Rock Ski Area was founded on Mars Hill Mountain.

In 2006, Maine's first wind farm was installed along the top and northern side of Mars Hill Mountain.

[5] During and after World War II, Mars Hill and the economies of surrounding towns were dominated by military spending.

Aroostook County was chosen due to its strategic location as the closest point in the continental United States to Europe.

The Mars Hill Wind Farm was projected to have cost $85 million.

A total of 28 General Electric 1.5 megawatt turbines were installed along the ridge and in the northern section of the mountain.

The wind farm generates about 130 million kilowatt hours (kW·h) per year (15 MW·yr/yr),[8] with a capacity factor of 35%.

Mars Hill Wind Farm was the first utility-scale facility in Maine, with projected capacity to produce enough electricity to power 20,000 homes.

Mars Hill Wind Farm exports electricity to New Brunswick Power and has become an important component in the local economy.

[13] Mars Hill Mountain plays an important role in the Mars Hill community, providing a dramatic backdrop for photographs as well as magnificent views from atop its peak.

A wind power project was begun on Mars Hill Mountain in the fall of 2006.

A total of 28 GE 1.5 MW wind turbines were installed along the ridge and northern section of the mountain.

The towers, which are composed of three sections stacked together have a combined weight of 20,000 pounds, and are 80 meters (260 feet) tall.