Welcome to Eleven Arches, also known as the Grace Mansion. The historic trophy property was built in 1937, by notable architect Josias Joesler, as a winter residence for Louise N. Grace, the heiress of eastern shipping magnate W.R.Grace. The privately walled and gated enclave is situated on 4.38 acres, within the prestigious gated community of The Estates at Eleven Arches, a prime location in t...