Depending on how luxury you want your house to be it can vary from $140/SF to $200/SF (Of course it could go way higher the more you want to put into it).
Below is one my listings that I helped my client to find a builder to build it for him.
I have a civil engineering background so please let me know if I can help you in anyway.
Top Producer RealtorÂ® with over 26 years of experience
Awarded as Exit's TOP Buyer side Transactions for the State of Florida
We have had 142 successful transactions during the past year alone.
Exit Realty Access, LLC
Direct: (407) 744-2533
Fax: (407) 444-9925
Kissimmee Office: 391 N. Main St., Kissimmee, FL 34741
Altamonte Springs Office: 660 Palm Springs Dr., Suite D, Altamonte Springs, FL 32701