In the friendly area of Washington DC you’ll be in good company with around 705,989 residents with around 41% of those homeowners. With an average age of 35, Washington DC has a fairly young population filled with young professionals, new parents, and new homeowners. Over the recent months roughly 2,377 homes have been sold with an average sold price of $866,044. That is a decrease of $7,345 from the previous period.