Best Multifamily Development 2020 Finalist: Capitol Vista | This 12-story triangular apartment building features 104 affordable units in Mount Vernon Triangle and is inspired by New York City’s Flatiron Building. 21 apartments are reserved for renters earning up to 30% of the area median income, and 83 are for those earning up to 50% of AMI. Why it matters: Simply put, the District remains in dire need of affordable units, and this building stands apart with 100% affordable units in an increasingly unaffordable neighborhood.