Twin Brook is a populated place LOCATED WITHIN the City of Rockville. In turn, the City of Rockville is located within Montgomery County.
Twin Brook is located at latitude 39.075 and longitude -77.12.
Since Twin Brook is located within the City of Rockville, all of the census and demographic data for residents of Twin Brook are included as part of the information reported for City of Rockville in the "Profile" tab above.
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