SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

Form 8-K

Current Report Pursuant to Section 13 or 15(d) of

The Securities Act of 1934

Date of Report (Date of earliest event reported): April 16, 2004

UNION BANKSHARES CORPORATION

(Exact name of registrant as specified in its charter)

212 North Main Street

P.O. Box 446

Bowling Green, Virginia 22427

(Address of principal executive offices, including zip code)

Registrant’s telephone number, including area code: (804) 633-5031

(a) Financial Statements of Businesses Acquired.

Not applicable.

(b) Pro Forma Financial Information.

Not applicable.

(c) Exhibits.

99.1   Union Bankshares Corporation press release dated April 16, 2004.

On April 16, 2004, Union Bankshares Corporation issued a press release announcing 1^st quarter results for the quarter ended March 31, 2004. A copy of the company’s press release is attached as Exhibit 99.1 hereto and is hereby incorporated herein by reference.

The information in the preceding paragraph, as well as Exhibit 99.1 referenced therein, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933.

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SIGNATURES

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

Dated: April 16, 2004

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