The Collapsed (2011)

In the wake of the end of the world, a family of four desperately tries to survive against insurmountable odds. Their goal: escaping the city and traveling to the rural community they once called home, Dover's Bend. The constant threat of a violent death forcing them to stay as far away from civilization as possible, they take to the forest, soon to discover the danger posed by other survivors may be the least of their worries.