Displayed below, and updated daily from the MLS, are homes for sale in Vista Oaks, a neighborhood in Round Rock, TX 78681. The Vista Oaks subdivision is located off E FM Road 1431 in Round Rock. Request more info or schedule a showing from the detail page of each of these Vista Oaks real estate listings. And, register for a free account to automatically receive email alerts whenever new Vista Oaks homes hit the market that match your specific Round Rock home search criteria.