M/I Homes (MHO) 10-K 2017 FY Annual report

Exhibit 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-196307, 333-70135, 333-82673, 333-35978, 333-40256, 333-134009, 333-144058, 333-151474, 333-160468, 333-169074, 333-185258, 333-211480 and 333-185257 on Form S-8, Registration Statement Nos. 333-176088 and 333-214344 on Form S-3, and Registration Statement Nos. 333-208965 and 333-220210 on Form S-4 of our reports dated February 16, 2018, relating to the consolidated financial statements of M/I Homes, Inc. and subsidiaries, and the effectiveness of M/I Homes, Inc. and subsidiaries’ internal control over financial reporting, appearing in this Annual Report on Form 10-K of M/I Homes, Inc. for the year ended December 31, 2017.

/s/ DELOITTE & TOUCHE LLP

Deloitte & Touche LLP

Columbus, Ohio.

February 16, 2018