1 EXHIBIT 23.5 INDEPENDENT AUDITORS' CONSENT We consent to the use in this Registration Statement of United Security Bancorporation on Form S-4 of our report dated March 31, 1998, relating to the financial statements of Grant National Bank, appearing in the Proxy Statement/Prospectus, which is a part of this Registration Statement, and to the reference to us under the heading "Experts" in such Proxy Statement/Prospectus. /s/ LeMaster & Daniels PLLC May 29, 1998 Spokane, Washington