EXHIBIT 23.1
Consent of Independent Registered Public Accounting Firm
We consent to the incorporation by reference in Registration Statement No. 333-87599 on Form S-8 of Heritage Financial Corporation of our report dated June 24, 2021 appearing in this Annual Report on Form 11-K of Heritage Financial Corporation 401(k) Profit Sharing Plan and Trust for the year ended December 31, 2020.
/s/ Crowe LLP
Oak Brook, Illinois
June 24, 2021