This table is updated after each state completes its nominating process. Currently, 53 jurisdictions have completed their nominating processes: Alabama, Alaska, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, District of Columbia, Florida, Georgia, Guam, Hawaii, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Ohio, Oklahoma, Oregon, Pennsylvania, Rhode Island, South Carolina, South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virgin Islands, Virginia, Washington, West Virginia, Wisconsin, Wyoming.
'Offices with Only One Major Party Candidate' - for purposes of this listing- are deemed to be those election contests in which there is only one major party candidate (reference The Classification of Political parties listed on TheGreenPapers.com) running for a given office on the ballot. Candidates of a Major Party who might be running as write-in or balloted as a minor party candidate (a party other than ) are not counted as having been formally nominated as Major Party candidates in this tabulation.
Parties appear in parenthesis and italics when a candidate receives the endorsement of a given Party and/or official sources indicate a candidate's association with a particular Party but only where the Party in question does not appear on the actual ballot as such.
| Office | Candidates with | |||
|---|---|---|---|---|
| No balloted opposition | Some Third Party and/or Independent balloted opposition | Total | ||
| Congressman | Democratic | 14 | 21 | 35 |
| Republican | 1 | 1 | 2 | |
| Senator | Republican | 0 | 1 | 1 |
| Totals | 15 | 23 | 38 | |
Alabama
- House CD 7
- Democratic - Congressman Terrycina Andrea "Terri" Sewell
Arizona
- House CD 7
- Democratic - Congressman Ruben Gallego
- Green - Gary Swing
- (Republican); Write-in - James "007" Bond, IV
California
- House CD 5
- Democratic - Congressman C. Michael "Mike" Thompson
- No Party Preference - Anthony Mills
- House CD 13
- Democratic - Congressman Barbara Lee
- Green - Laura Wells
- House CD 20
- Democratic - Congressman James Varni "Jimmy" Panetta
- No Party Preference - Ronald Paul "Ron" Kabat
- House CD 34
- Democratic - Congressman Jimmy Gomez
- Green - Kenneth Mejia
- House CD 40
- Democratic - Congressman Lucille Roybal-Allard
- Green - Rodolfo Cortes Barragan
Florida
- House CD 10
- Democratic - Congressman Valdez "Val" Demings
- House CD 14
- Democratic - Congressman Katherine Anne "Kathy" Castor
- House CD 20
- Democratic - Congressman Alcee L. Hastings
- House CD 21
- Democratic - Congressman Lois J. Frankel
- House CD 24
- Democratic - Congressman Frederica S. Wilson
Georgia
- House CD 5
- Democratic - Congressman John R. Lewis
- House CD 8
- Republican - Congressman James Austin "Austin" Scott
- (Green); Write-in - James L. "Jimmy" Cooper, III
Massachusetts
- House CD 1
- Democratic - Congressman Richard E. Neal
- House CD 4
- Democratic - Congressman Joseph Patrick "Joe" Kennedy, III
- House CD 7
- Democratic - Boston City Council Member Ayanna S. Pressley
- House CD 8
- Democratic - Congressman Stephen F. Lynch
Michigan
- House CD 13 Special
- Democratic - Detroit City Council Member Brenda Jones
- U.S. Taxpayers - Marc Joseph Sosnowski
- Green - D. Etta Wilcoxon
- House CD 13
- Democratic - Rashida Tlaib
- Working Class - Sam Johnson
- Green - D. Etta Wilcoxon
- Write-in; (Democratic) - Brenda Jones
- Write-in; (Democratic) - John Conyers, III
Mississippi
- House CD 2
- Democratic - Congressman Bennie G. Thompson
- Independent - Troy Ray
- Reform - Irving Harris
New York
- House CD 5
- Democratic - Congressman Gregory Weldon Meeks
- House CD 6
- Democratic; Working Families; Reform - Congressman Grace Meng
- Green - Thomas J. "Tom" Hillgardner
- House CD 7
- Democratic; Working Families - Congressman Nydia Margarita Velázquez
- Conservative - Joseph Lieberman
- Reform - Jeffrey M. "Jeff" Kurzon
- House CD 8
- Democratic; Working Families - Congressman Hakeem S. Jeffries
- Conservative - Ernest C. Johnson
- Reform - Jessica White
- House CD 16
- Democratic; Working Families; Women's Equality - Congressman Eliot Lance Engel
- House CD 17
- Women's Equality; Working Families; Democratic - Congressman Nita M. Lowey
- Reform - Joseph John "Joe" Ciardullo
North Carolina
- House CD 3
- Republican - Congressman Walter B. Jones, Jr.
Oregon
- House CD 3
- Democratic - Congressman Earl Blumenauer
- (Republican); Write-in - Thomas S. "Tom" Harrison, IV
- Independent Party of Oregon; Pacific Green; Progressive - Marc W. Koller
- Libertarian - Gary Lyndon Dye
- Constitution - Michael Paul Marsh
Pennsylvania
- House CD 18
- Democratic - Congressman Michael F. "Mike" Doyle
- Write-in; (Republican) - Kim Mack
Texas
- House CD 9
- Democratic - Congressman Alexander "Al" Green
- Libertarian - Philip Scott "Phil" Kurtz
- Independent - Benjamin Hernandez
- Independent - Lakesha Donyeil "Kesha" Rogers
- House CD 20
- Democratic - Congressman Joaquin Castro
- Libertarian - Jeffrey C. Blunt
- House CD 28
- Democratic - Congressman Henry R. Cuellar
- Libertarian - Arthur Maxwell Thomas, IV
- House CD 30
- Democratic - Congressman Eddie Bernice Johnson
- Libertarian - Shawn Wade Jones
Vermont
- Senate Class 1
- Independent - Senator Bernard "Bernie" Sanders
- Republican - Lawrence Zupan
- Independent - Brad Joseph Peacock
- Independent - Russell Beste
- Independent - Edward S. Gilbert, Jr.
- Independent; (Democratic) - Folasade Adeluola
- Liberty Union - Reid Kane
- Independent; (Democratic) - Jon Svitavsky
- Independent - Bruce Busa
Virginia
- House CD 3
- Democratic - Congressman Robert Cortez "Bobby" Scott
Washington
- House CD 2
- Democratic - Congressman Richard Ray "Rick" Larsen
- Libertarian - Brian Luke
Wisconsin
- House CD 2
- Democratic - Congressman Mark Pocan
- Write-in; (Republican) - Joey Wayne Reed
- Write-in; (Independent) - Rick Cruz
- Write-in; (Democratic) - Bradley Jason Burt
2018 General Election Outline
- 2018 General Election Home
- Popular Vote by Office
- Regarding Popular Vote Edge Cases
- 2018 Primaries and Runoffs for Statewide offices/Congress
- Alphabetically
- Alphabetically with Filing Deadlines
- Chronologically
- Chronologically with Filing Deadlines
- Primary/Runoff/Special Elections Poll Closing Times (across time zones)
- General Election Poll Closing Times Alphabetically (across time zones)
- General Election Poll Closing Times Chronologically (across time zones)
- Polling Hours
- Offices
- Primaries at a Glance
- Regarding Office Edge Cases
- Open Governor's Chairs, Senate and House Seats (the incumbent is not running for re-election)
- Governor's Chairs, Senate, and U.S. House Seats with no incumbent running for them
- Uncontested Governor's Chairs, Senate, and U.S. House Seats (one candidate running for office)
- Governor's Chairs, Senate, and U.S. House Seats with multiple incumbents running for them
- Governor's Chairs, Senate, and U.S. House Seats with only one major party candidate running for office
- 2018 Partisan Composition by State
- Political Parties
- Supplementary
- Statewide Political Party Strength going into the 2018 Midterm Elections
- Relative Political Party Strength by SECTION and Region going into the 2018 Midterm Election
- Weighted Relative Political Party Strength by SECTION and Region
- 2018 Congressional Party Breakdown by Region
- 2018 STATE EXECUTIVE/LEGISLATIVE Political Party Breakdown by SECTION and Region
- History
- Comparative Political Party Predominance in each State, 2000 thru 2016
- Political Party Floor Leaders in the Congress of the United States
- Dates of DIRECT PRIMARY Elections re: Major Party Nominations for Statewide and/or Federal Office
- Length of Terms of Office of STATE Governors throughout American History
- Downloadable data files
Modified .