In the fantastic area of Dallas County you’ll be in good company with around 2,604,722 residents with around 51% of those homeowners. With an average age of 34, Dallas County has a fairly young population filled with young professionals, new parents, and new homeowners. Over the past 30 days roughly 1,464 homes have been sold with an average sold price of 636,362. That is an increase of $30,986 from the previous period.