 The current tallest flagpole in the United States (and the tallest flying an American flag) is the pole completed before Memorial Day 2014 and custom-made with an base in concrete by wind turbine manufacturer Broadwind Energy.It is situated on the north side of the Acuity Insurance headquarters campus along Interstate 43 in Sheboygan, Wisconsin, and is visible from Cedar Grove.The pole can fly a 220-pound flag for in light wind conditions and a heavier 350-pound flag in higher wind conditions.