In the friendly area of Washington DC you’ll be in good company with around 677,221 residents with around 41% of those homeowners. With an average age of 34, Washington DC has a fairly young population filled with young professionals, new parents, and new homeowners. Over the recent months roughly 2,846 homes have been sold with an average sold price of $847,409. That is an increase of $4,354 from the previous period.