Trying to find an apartment near Dedham, MA? Welcome to Riverdale, a suburban neighborhood near Dedham, MA. Residents are highly educated, with a large number having postgraduate degrees. Residents of Riverdale will want to have a car, because 90% of residents get around by car. Commuting to work takes about 25 minutes. Only 40% of households have children, so it's a good area if you're looking for a quiet neighborhood.