Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in this Registration Statement on Form S-8 of our report relating to the consolidated financial statements of Hovnanian Enterprises, Inc. and subsidiaries and the effectiveness of Hovnanian Enterprises, Inc.’s internal control over financial reporting dated December 20, 2018, appearing in the Annual Report on Form 10-K of Hovnanian Enterprises, Inc. for the year ended October 31, 2018.

/s/ DELOITTE & TOUCHE LLP 

New York, New York

March 20, 2019