This List of the 100 largest extant houses in the United States includes place holders for houses that have been demolished or currently under construction (i.e. under construction with substantial progress made, not merely proposed) ranked by square footage (which includes livable space of main house only, and does not count such ancillary buildings as guest houses, pool houses, etc.).
Largest houses by floor space
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See also
- List of Gilded Age mansions
References
