CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM
We consent to the incorporation
by reference in Registration Statements No. 333-74616 and No. 333-146214 on Form S-8, and in Registration Statements No. 333-168232 and 333-162164 on Form S-3, of our report dated March 10, 2011 on our audits of the consolidated
financial statements of Sierra Bancorp and Subsidiary and the effectiveness of internal control over financial reporting appearing in this Annual Report on Form 10-K.
|/s/ Vavrinek, Trine, Day & Co., LLP|
|Rancho Cucamonga, California|
|March 10, 2011|