Alvin Greenman (The Doorman) appeared in the original version as Alfred.
Macy's department store refused permission for its name to be used in this remake.
In its original theatrical release, 20th Century Fox offered a full refund to any viewer who didn't enjoy the film. Approximately 1500 tickets were returned to the studio.
The name of the department store is C. F. Cole's. In Australia, there is a supermarket chain called Coles, operated by G. J. Coles & Co. The company has been in existence since 1914, and so was a known company from the time of the original Miracle on 34th Street (1947). C & F are four letters down from G & J respectively.
Susan's middle name is Elizabeth. Mara Wilson's middle name is also Elizabeth.