Grand Aspen S-4 Registration of securities issued in business combination transactions

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the reference to our firm under the caption “Experts” in the Registration Statement (FormS-4) and related Prospectus of Marriott Vacations Worldwide Corporation and certain of its subsidiaries for the registration of $350,000,000 of 4.750% Senior Notes due 2028 and to the incorporation by reference therein of our reports dated March 2, 2020, with respect to the consolidated financial statements of Marriott Vacations Worldwide Corporation, and the effectiveness of internal control over financial reporting of Marriott Vacations Worldwide Corporation, included in its Annual Report (Form10-K) for the year ended December 31, 2019, filed with the Securities and Exchange Commission.

/s/ Ernst & Young LLP

Orlando, Florida

June 22, 2020