In the fantastic area of Waller County you’ll be in good company with around 55,505 residents with around 72% of those homeowners. With an average age of 30, Waller County has a fairly young population filled with young professionals, new parents, and new homeowners. Over the past 30 days roughly 69 homes have been sold with an average sold price of 387,805. That is a decrease of $26,564 from the previous period.