Preheat your oven to 400 degrees.In a large bowl combine the cornmeal, flour, baking powder, cinnamon and salt. Whisk to combine. Whisk in the pumpkin, milk, eggs, syrup, and oil. Stir until just combined and no dry clumps remain.Scoop batter into a standard 12-cup muffin pan (spray or grease if not nonstick).Bake 17-20 minutes, or until cooked through (a toothpick will come out clean when inserted in the center of a muffin) and slightly golden.Allow to cool slightly, then serve warm!