EXHIBIT 23.1 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in the Registration Statements (Form S-8 Nos. 333-86291, 333-43826 and 333-43824) of our report dated February 11, 2003 with respect to the consolidated financial statements of SpectraSite, Inc. and its subsidiaries which appear in the Annual Report (Form 10-K) for the year ended December 31, 2002. /s/ ERNST & YOUNG, LLP March 25, 2003 Raleigh, North Carolina