UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of report (Date of earliest event reported): April 24, 2015

United Security Bancshares, Inc.

(Exact Name of Registrant as Specified in Charter)

131 West Front Street

Post Office Box 249

Thomasville, Alabama 36784

(Address of Principal Executive Offices, including Zip Code)

Registrant’s telephone number, including area code: (334) 636-5424

N/A

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

The Annual Meeting of Shareholders (the “Annual Meeting”) of United Security Bancshares, Inc. (the “Company”) was held on April 24, 2015. Summarized below are descriptions of the matters voted on at the Annual Meeting and the final results of such voting:

Proposal 1 – Election of Directors. The shareholders elected each of the director nominees to serve as directors during the ensuing year. The voting for the directors at the Annual Meeting was as follows:

Proposal 2 – Ratification of the Appointment of Carr, Riggs & Ingram, LLC as the Company’s Independent Registered Public Accountants for the Year Ending December 31, 2015. The shareholders ratified the appointment of Carr, Riggs & Ingram, LLC as the Company’s independent registered public accountants for the year ending December 31, 2015. The result of the vote taken at the Annual Meeting was as follows:

Proposal 3 – Advisory Approval of Executive Compensation. The shareholders adopted a resolution approving, on an advisory basis, the compensation paid to the Company’s named executive officers, as disclosed in the Company’s 2015 proxy statement pursuant to the compensation disclosure rules of the Securities and Exchange Commission. The result of the vote taken at the Annual Meeting was as follows:

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.