Democrat Laura Richardson won the 21 August 2007 run off with about 65% of the vote.

Returns from an official source.

 
On Tuesday 26 June 2007 California held a special election to fill the open U.S. House CD 37 seat vacated by the Sunday 22 April 2007 passing of Democratic Congressman Juanita Millender-McDonald.

Since no candidate received 50% of the vote + 1, a 21 August 2007 run-off election will be held between the top vote getter from each party.

• Democrat: Laura Richardson 37.76%.
• Republican: John M. Kanaley 7.64%.
• Green: Daniel Abraham Brezenoff 1.21%
• Libertarian: Herbert G. "Herb" Peters 1.08%.

Returns from an official source.

• The date of the primary election is calculated by counting back eight Tuesdays or, if the eighth Tuesday is the day of or the day following a state holiday, the ninth Tuesday preceding the day of the general ("runoff") election at which the vacancy is to be filled.

Sunday 22 April 2007: We extend our condolences to the family and friends of Democratic Congressman Juanita Millender-McDonald who passed away today at the age of 68. She had had taken a leave of absence from Congress on 18 April after being diagnosed with cancer. She was first elected in a 26 March 1996 special election re: the resignation of Congressman Walter Tucker, 15 December 1995.

18 April 2007: Congressman Juanita Millender-McDonald, 68, has been diagnosed with cancer and has been granted a 4 to 6 week leave of absence from the U.S. House.

Democratic Congressman Marty Meehan (Massachusetts CD 5) submitted his resignation from Congress 9 May 2006, effective 1 July 2007. He was chosen to be the next Chancellor of the University of Massachusetts Lowell on 13 March 2007. Massachusetts Governor Patrick called a special election to fill the vacant seat. The primary will be on 4 September and the general election on 16 October 2007. The deadline for filing nomination papers is 5:00p 31 July 2007 for party candidates and 4 September 2007 for non-party candidates.

Wednesday 5 September 2007: Congressman Paul E. Gillmor (Republican), 68, passed away suddenly Tuesday night. First elected in 1988, he served 10 terms in the House. Media reports state that when Congressman Gillmor did not show up this morning, his staff become concerned. He was later found dead in his apartment.

On Friday 14 September 2007, Ohio Governor Ted Strickland announced that a 6 November 2007 Special Party Primary (Democratic and Republican) and an 11 December 2007 Special General election will be held to fill the vacancy caused by the passing of Congressman Paul E. Gillmor (Republican). The filing deadline is 28 September 2007. The winner will complete the late Congressman's term which ends in January 2009. Reference: http://www.sos.state.oh.us/sos/ElectionsVoter/directives/2007/Dir2007-15.pdf

Reference: Wood County Board of Elections

We extend our condolences to the family and friends of Congressman Jo Ann S. Davis (Republican, Virginia CD 1) who passed away on 6 October 2007 after a two-year battle with breast cancer. She was 57. Mrs. Davis was first diagnosed in October 2005 and underwent chemotherapy and a mastectomy. On 7 March 2007, she announced that her breast cancer had returned. The Congressman was first elected to Congress in 2000.

On Tuesday 23 October 2007, Virginia Governor Timothy M. "Tim" Kaine called a Tuesday 11 December 2007 Special Election in CD 1 to fill the remainder of the term.

The Democratic and Republican Parties held nomination conventions for the special election on Saturday 10 November 2007.