exh_231.htm

We have issued our report dated November 30, 2011, with respect to the financial statements included in the Annual Report of Clearfield, Inc. on Form 10-K for the year ended September 30, 2011. We hereby consent to the incorporation by reference of said report in the Registration Statements of Clearfield, Inc. on Forms S-8 (File No. 333-74214, File No. 333-44500, File No. 333-44488, File No. 333-44486, File No. 333-136828, File No. 333-151504, File No. 333-166495 and File No. 333-173793) and on Forms S-3 (File No. 333-33968, File No. 333-33966 and File No. 333-44104).