Sources and method
Follow the original document for each claim. Access dates describe this edition.
How this edition was prepared
A dated, nonpartisan introduction. Each numerical input and race points to a source and access date. Results are empty before election night. Sources may be in English. Explanations are summaries, not legal advice.
Data is updated manually. The timestamp records the last verified snapshot, not a live feed. No race ratings or predictions are published here.
Names of people stay in their original language. Bill, nomination and record titles are translated from the official English record, which remains the authoritative text.
- FEC: 2026 election datesVerified snapshot: October 30, 2026Source
- USAGov: congressional electionsVerified snapshot: October 30, 2026Source
- House: the House explainedVerified snapshot: October 30, 2026Source
- National Archives: ConstitutionVerified snapshot: October 30, 2026Source
- National Archives: amendments 11 to 27Verified snapshot: October 30, 2026Source
- Senate: Class IIVerified snapshot: October 30, 2026Source
- Senate: Class IIIVerified snapshot: October 30, 2026Source
- Senate: party divisionVerified snapshot: October 30, 2026Source
- Senate Daily Press: factsVerified snapshot: October 30, 2026Source
- Florida: general election candidatesVerified snapshot: October 30, 2026Source
- Florida: notice of general electionVerified snapshot: October 30, 2026Source
- AP: Ohio Election Day guideVerified snapshot: October 30, 2026Source
- AP: Alaska Election Day guideVerified snapshot: October 30, 2026Source
- National Governors Association: electionsVerified snapshot: October 30, 2026Source
- USAGov: branches of governmentVerified snapshot: October 30, 2026Source
- Supreme Court: current membersVerified snapshot: October 30, 2026Source
- USAGov: states and territoriesVerified snapshot: October 30, 2026Source
- Vote.govVerified snapshot: October 30, 2026Source
- House: legislative processVerified snapshot: October 30, 2026Source
- National Archives: Constitution questionsVerified snapshot: October 30, 2026Source
- Senate: filibusters and clotureVerified snapshot: October 30, 2026Source
- GAO: lapses in appropriationsVerified snapshot: October 30, 2026Source
- Senate: lame duck sessionsVerified snapshot: October 30, 2026Source
- Census: Strength in NumbersVerified snapshot: October 30, 2026Source
- AP: district boundaries and political advantageVerified snapshot: October 30, 2026Source
- EAC: canvass and certificationVerified snapshot: October 30, 2026Source
- Alaska: election informationVerified snapshot: October 30, 2026Source
- Maine: ranked choice FAQVerified snapshot: October 30, 2026Source
- Georgia: runoff electionsVerified snapshot: October 30, 2026Source
- Louisiana: how candidates are electedVerified snapshot: October 30, 2026Source
- USAGov: state and local governmentsVerified snapshot: October 30, 2026Source
- Civic Atlas: Israeli editionVerified snapshot: October 30, 2026Source
- House: find your representativeVerified snapshot: October 30, 2026Source
- Congress-legislators: member identifiers and termsVerified snapshot: October 30, 2026Source
- Images of Congress: public-domain GPO portraitsVerified snapshot: October 30, 2026Source
- House Clerk: roll-call XMLVerified snapshot: October 30, 2026Source
- Senate: roll-call menu XMLVerified snapshot: October 30, 2026Source
- Voteview: congressional roll-call databaseVerified snapshot: October 30, 2026Source
- Voteview: individual position codesVerified snapshot: October 30, 2026Source
- Voteview: official versus internal roll numbersVerified snapshot: October 30, 2026Source
- Voteview: presidential policy-position recordsVerified snapshot: October 30, 2026Source
- ProPublica: Represent and Congress API closedVerified snapshot: October 30, 2026Source
- Census: 119th congressional district relationshipsVerified snapshot: October 30, 2026Source
- Census TIGERweb: congressional map layersVerified snapshot: October 30, 2026Source
- Census Geocoder: geography serviceVerified snapshot: October 30, 2026Source
- NCSL: mid-decade redistricting trackerVerified snapshot: October 30, 2026Source
- AL: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- AR: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- CO: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- DE: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- GA: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- ID: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- IL: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- IA: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- KS: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- KY: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- LA: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- ME: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- MA: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- MI: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- MN: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- MS: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- MT: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- NE: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- NH: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- NJ: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- NM: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- NC: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- OK: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- OR: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- RI: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- SC: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- SD: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- TN: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- TX: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- VA: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- WV: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- WY: 2026 Senate nomineesVerified snapshot: October 30, 2026Source
- AK: 2026 Senate general-election candidatesVerified snapshot: October 30, 2026Source
- OH: 2026 Senate general-election candidatesVerified snapshot: October 30, 2026Source
- Alabama Secretary of State: 2023 congressional plan restored for 2026Verified snapshot: October 30, 2026Source
- Florida EDR: 2026 congressional planVerified snapshot: October 30, 2026Source
- Louisiana Legislature: Act 2, 2026 congressional planVerified snapshot: October 30, 2026Source
- Tennessee Comptroller: congressional map shapefilesVerified snapshot: October 30, 2026Source
- House: weekly committee calendarVerified snapshot: October 30, 2026Source
- Senate: hearings and meetingsVerified snapshot: October 30, 2026Source
- House Oversight Committee: hearingsVerified snapshot: October 30, 2026Source
- Senate: investigations and oversightVerified snapshot: October 30, 2026Source
- Congress.gov API: H.R. 1, 119th Congress, actionsVerified snapshot: October 30, 2026Source
- Federal Register API: latest rules through October 30, 2026Verified snapshot: October 30, 2026Source
- Government Accountability Office: Congressional Review ActVerified snapshot: October 30, 2026Source
- Senate LDA API termsVerified snapshot: October 30, 2026Source
- Senate Budget Committee: budget points of orderVerified snapshot: October 30, 2026Source
- Senate: impeachment roleVerified snapshot: October 30, 2026Source
- Senate: advice and consent on nominationsVerified snapshot: October 30, 2026Source
- House: current leadershipVerified snapshot: October 30, 2026Source
- Senate: current leadershipVerified snapshot: October 30, 2026Source
- House History: party governmentVerified snapshot: October 30, 2026Source
- NCSL: 2026 state primary dates and systemsVerified snapshot: October 30, 2026Source
- Supreme Court: constitutional roleVerified snapshot: October 30, 2026Source
- National Archives: Marbury v. MadisonVerified snapshot: October 30, 2026Source
- Treasury: debt limitVerified snapshot: October 30, 2026Source
- White House: Cabinet officesVerified snapshot: October 30, 2026Source
- AL election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- AK election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- AZ election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- AR election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- CA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- CO election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- CT election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- DE election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- FL election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- GA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- HI election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- ID election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- IL election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- IN election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- IA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- KS election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- KY election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- LA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- ME election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MD election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MI election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MN election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MS election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MO election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- MT election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NE election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NV election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NH election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NJ election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NM election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NY election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- NC election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- ND election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- OH election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- OK election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- OR election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- PA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- RI election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- SC election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- SD election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- TN election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- TX election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- UT election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- VT election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- VA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- WA election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- WV election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- WI election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- WY election office: 2026 general House candidate verificationVerified snapshot: October 30, 2026Source
- AL official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- CA official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- FL official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- LA official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- MO official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- NC official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- OH official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- TN official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- TX official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- UT official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- VA official 2026 congressional-map statusVerified snapshot: October 30, 2026Source
- Library of Congress: colonial chartersVerified snapshot: October 30, 2026Source
- National Archives: Declaration of IndependenceVerified snapshot: October 30, 2026Source
- Library of Congress: state governmentsVerified snapshot: October 30, 2026Source
- National Archives: Articles of ConfederationVerified snapshot: October 30, 2026Source
- State Department Historian: Articles of ConfederationVerified snapshot: October 30, 2026Source
- Senate Historian: Great CompromiseVerified snapshot: October 30, 2026Source
- Library of Congress: 1787 to 1788Verified snapshot: October 30, 2026Source
- Library of Congress: Federalist PapersVerified snapshot: October 30, 2026Source
- National Archives: Bill of RightsVerified snapshot: October 30, 2026Source
- Library of Congress: formation of political partiesVerified snapshot: October 30, 2026Source
- Library of Congress: election of 1828Verified snapshot: October 30, 2026Source
- National Archives: Dred Scott v. SandfordVerified snapshot: October 30, 2026Source
- National Archives: out of war, a new nationVerified snapshot: October 30, 2026Source
- Senate Historian: victory, tragedy and ReconstructionVerified snapshot: October 30, 2026Source
- House Historian: demise of ReconstructionVerified snapshot: October 30, 2026Source
- National Archives: Plessy v. FergusonVerified snapshot: October 30, 2026Source
- OPM: mission and historyVerified snapshot: October 30, 2026Source
- Library of Congress: New York 1912 primaryVerified snapshot: October 30, 2026Source
- National Archives: Nineteenth AmendmentVerified snapshot: October 30, 2026Source
- National Archives: launching the New DealVerified snapshot: October 30, 2026Source
- National Archives: Social Security ActVerified snapshot: October 30, 2026Source
- National Archives: separation of powers in 1937Verified snapshot: October 30, 2026Source
- National Archives: Federal Register tutorialVerified snapshot: October 30, 2026Source
- State Department Historian: National Security ActVerified snapshot: October 30, 2026Source
- National Archives: Brown v. Board of EducationVerified snapshot: October 30, 2026Source
- Library of Congress: Baker v. Carr, official ReportsVerified snapshot: October 30, 2026Source
- Library of Congress: Reynolds v. Sims, official ReportsVerified snapshot: October 30, 2026Source
- Library of Congress: Wesberry v. Sanders, official ReportsVerified snapshot: October 30, 2026Source
- National Archives: Civil Rights ActVerified snapshot: October 30, 2026Source
- National Archives: Voting Rights ActVerified snapshot: October 30, 2026Source
- Library of Congress: Shelby County v. Holder, official ReportsVerified snapshot: October 30, 2026Source
- Senate Foreign Relations: War PowersVerified snapshot: October 30, 2026Source
- National Archives: abrupt transitionVerified snapshot: October 30, 2026Source
- Congressional Budget Office: historyVerified snapshot: October 30, 2026Source
- House Historian: Nixon impeachment inquiriesVerified snapshot: October 30, 2026Source
- Federal Election Commission: mission and historyVerified snapshot: October 30, 2026Source
- Federal Election Commission: Buckley v. ValeoVerified snapshot: October 30, 2026Source
- House Historian: 104th CongressVerified snapshot: October 30, 2026Source
- House Historian: redistricting and realignmentVerified snapshot: October 30, 2026Source
- House Historian: individuals impeachedVerified snapshot: October 30, 2026Source
- Federal Election Commission: Citizens UnitedVerified snapshot: October 30, 2026Source
- Senate Historian: judicial nominationsVerified snapshot: October 30, 2026Source
- Supreme Court: Rucho v. Common CauseVerified snapshot: October 30, 2026Source
- National Archives: 2020 electoral certificatesVerified snapshot: October 30, 2026Source
- House Historian: joint sessions since 1987Verified snapshot: October 30, 2026Source
- GovInfo: United States Code, Title 3, 2022 editionVerified snapshot: October 30, 2026Source
- National Archives: electoral process rolesVerified snapshot: October 30, 2026Source
- Supreme Court: Trump v. United StatesVerified snapshot: October 30, 2026Source
- Senate Historian: first Cabinet confirmationVerified snapshot: October 30, 2026Source
- Supreme Court Database: current host and projectVerified snapshot: October 30, 2026Source
- Supreme Court Database: advertised 2026 releaseVerified snapshot: October 30, 2026Source
- Supreme Court Database: advertised Legacy 07Verified snapshot: October 30, 2026Source
- Supreme Court Database: citation instructionsVerified snapshot: October 30, 2026Source
- Supreme Court Database: online codebookVerified snapshot: October 30, 2026Source
- Penn State: linked legal statementsVerified snapshot: October 30, 2026Source
- Federal Judicial Center: Biographical Directory of Article III Federal Judges, 1789-present (export)Verified snapshot: October 30, 2026Source
- Supreme Court of the United States: Justices 1789 to PresentVerified snapshot: October 30, 2026Source
- Supreme Court of the United States: The Court as an InstitutionVerified snapshot: October 30, 2026Source
- Supreme Court of the United States: Biographies of Current Justices and official portraitsVerified snapshot: October 30, 2026Source
- Harold J. Spaeth, Lee Epstein, et al. 2026 Supreme Court Database, Version 2026 Release 01 (justice centered, organized by citation)Verified snapshot: October 30, 2026Source
- Harold J. Spaeth, Lee Epstein, et al. Supreme Court Database, Legacy 07 (justice centered, organized by citation)Verified snapshot: October 30, 2026Source
- Supreme Court Database: Cite UsVerified snapshot: October 30, 2026Source
- re3data.org: Supreme Court Database (registry entry with data license)Verified snapshot: October 30, 2026Source
- Library of Congress: United States Reports (official opinions, public domain)Verified snapshot: October 30, 2026Source
- Supreme Court of the United States: Opinions of the CourtVerified snapshot: October 30, 2026Source
- Legal Information Institute, Cornell Law School: Supreme Court collectionVerified snapshot: October 30, 2026Source
- The Green Papers: 2026 general election polling hoursVerified snapshot: October 30, 2026Source
- Census Bureau: cartographic boundary files, states, 1:20,000,000 (2024)Verified snapshot: October 30, 2026Source
- EAC: election night reporting is unofficialVerified snapshot: October 30, 2026Source
- Ballotpedia: state poll opening and closing times (2026)Verified snapshot: October 31, 2026Source
- Ballotpedia: gubernatorial elections, 2026Verified snapshot: October 31, 2026Source
- Ballotpedia: governor (state executive office)Verified snapshot: October 31, 2026Source
- Ballotpedia: 2026 ballot measuresVerified snapshot: October 31, 2026Source
- NGA: current governorsVerified snapshot: October 31, 2026Source
- CRS: Federal Funding Gaps: A Brief Overview (RS20348, updated May 26, 2026)Verified snapshot: October 31, 2026Source
- Naval Postgraduate School, Center for Homeland Defense and Security: early 2026 government shutdowns timelineVerified snapshot: October 31, 2026Source
- Rep. Fedorchak: vote to fund the Department of Homeland Security (March 5, 2026)Verified snapshot: October 31, 2026Source
- The American Presidency Project: seats in Congress gained/lost by the president's party in midterm electionsVerified snapshot: October 31, 2026Source
- Supreme Court: Watson v. Republican National Committee, No. 24-1260 (decided June 29, 2026)Verified snapshot: October 31, 2026Source
- House: committeesVerified snapshot: October 31, 2026Source
- Senate: committeesVerified snapshot: October 31, 2026Source
- Congress.gov API: committee list, 119th CongressVerified snapshot: October 31, 2026Source
What next?
Related concepts
- Midterm electionsCongressional elections halfway through a president’s term. The whole House and a third of the Senate, but not the presidency.
- House versus SenateTwo chambers, two clocks. 435 members for two years against 100 senators for six, and a law needs both.
- Redistricting and gerrymanderingEvery ten years the lines are redrawn. Who draws them can decide a seat before a single vote is cast.