Empire State Realty Trust (ESRT) 10-K 2018 FY Annual report

Exhibit 23.1

Consent of Independent Registered Public Accounting Firm

We consent to the incorporation by reference in the following Registration Statements:

(1) Registration Statement (Form S-8 No. 333-191588) pertaining to the Empire State Realty Trust, Inc. Empire State Realty OP, L.P. 2013 Equity Incentive Plan,

(2) Registration Statement (Form S-3 No. 333-219658) of Empire State Realty Trust, Inc. and Empire State Realty OP, L.P., and

(3) Registration Statement (Form S-3 No. 333-219658) of Empire State Realty Trust, Inc.

of our reports, dated February 28, 2019, with respect to the consolidated financial statements and schedules of Empire State Realty Trust, Inc. and the effectiveness of internal control over financial reporting of Empire State Realty Trust, Inc. included in this Annual Report (Form 10-K) of Empire State Realty Trust, Inc. for the year ended December 31, 2018.

/s/ Ernst & Young LLP

New York, New York

February 28, 2019