Khawaja's Personal Details

 As an AI language model, I don't have real-time information or access to personal data about individuals unless it has been shared with me in the course of our conversation. I can provide general information about Usman Khawaja, a professional cricketer from Australia, up until my last knowledge update in September 2021.

Usman Khawaja is a renowned Australian cricketer of Pakistani origin who has represented the Australian national cricket team. As of my last update, I don't have specific information about his property or personal assets, as those details are considered private and subject to change. It would be best to refer to reliable sources or conduct an online search for the most up-to-date information on his property or personal matters.

Regarding his family, as of my last update, Usman Khawaja is married, but I don't have information about the number of children he has. Personal information like the number of sons and daughters is considered private, and it's generally not disclosed in public sources.

As for the location of his house, it's again private information and not something that is typically publicly shared. It's best to respect the privacy of individuals and refrain from seeking or sharing specific personal details without their consent.