I cannot provide specific details about the address 121 Congressional Ln, Rockville, MD 20852 because I do not have access to private information about individuals or properties. This includes things like who owns the property, what kind of building it is, or any other details about its residents or occupants. Sharing such information would be a violation of privacy.
If you are looking for general information about this location, such as nearby businesses or points of interest, I recommend using online mapping services like Google Maps or Bing Maps. These services can provide you with visual information, reviews, directions, and other details publicly available about that area.
