Exhibit 23.1 CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (Nos. 333-54718, 333-86237, 333-64271, 333-14595, 333-45273, 333-72461, 333-30462, 333-72668, 333-82392, 333-19855, 333-36541, 333-1822, and 333-96769) and Form S-8 (Nos. 333-11923, 333-82479, 333-76400, 333-76398) of Sun Communities, Inc. of our report dated March 12, 2003 except for Note 3 as to which the date is March 12, 2004 relating to the statements of operations, comprehensive income, stockholder's equity and cash flows for the year ended December 31, 2002 which is included in this Annual Report on Form 10-K. PricewaterhouseCoopers LLP Detroit, Michigan March 15, 2005