Microsoft says this marks the 24th consecutive month in which the console has come out on top.
Microsoft has announced its Xbox 360 console ended 2012 as the number one console in terms of units sold in the U.S.
According to the publisher, Xbox 360 sold 1.4 million units in December.
Microsoft says this number is more than double the amount of the second place console, and marks the 24th consecutive month that the 360 has been on top. Microsoft listed the NPD Group as a source for the latter statistic.
The publisher also announced more than $1.27 billion was spent on Xbox 360 retail in December, including hardware, software, and accessories.
Today it was also revealed that Call of Duty: Black Ops II was the country's best-selling game for December and all of 2012, marking the fourth consecutive year in which a Call of Duty game has been the top-selling title.