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                                                                    EXHIBIT 23.1
 
                         INDEPENDENT AUDITORS' CONSENT
 
     We consent to the incorporation by reference in this Registration Statement
of Primark Corporation on Form S-3 of our report dated February 8, 1996,
incorporated by reference in the Annual Report on Form 10-K of Primark
Corporation for the year ended December 31, 1995, and to the references to us
under the headings "Selected Consolidated Historical and Pro Forma Financial and
Operating Data" and "Experts" in the Prospectus, which is part of this
Registration Statement.
 

/s/  DELOITTE & TOUCHE LLP
 

Boston, Massachusetts
May 29, 1996