EXHIBIT 23.1

Consent of Independent Registered Public Accounting Firm

 

We consent to the incorporation by reference in the registration statements (No. 333-205685 and No. 333-288146) on Form S-8 and (No. 333-213514) on Form S-3 of our reports dated March 19, 2026, with respect to the consolidated financial statements of Ollie's Bargain Outlet Holdings, Inc. and the effectiveness of internal control over financial reporting.

/s/ KPMG LLP

Harrisburg, Pennsylvania

March 19, 2026

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