Paris is about 11 times bigger than Biltmore Estate.

Biltmore Estate is approximately 9.27 km² (3.58 sq mi), while Paris is approximately 105 sq km, making Paris 1,037% larger than Biltmore Estate.
Tip: This to-scale comparison of Biltmore Estate vs. Paris uses the Mercator projection, which distorts the size of regions near the poles.
Our free app, MapSize by MyLifeElsewhere — compare any two places, to scale on your mobile device.