Trying to find an apartment in Polk, a residential neighborhood near Marietta, GA? Residents of Polk are well-educated, with many having professional degrees. Only 42% of households have children, so it's a great location for those looking for a quiet neighborhood. Commuting to and from work takes about 25 minutes on average. Residents of Polk will want to have access to a car, because 94% of residents commute to and from work by car.