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Former member of Congress · last served 113th Congress

Official portrait of Sen. John F. Kerry

John F. Kerry

DEMOCRAT U.S. Senator · MassachusettsSenate 1985–2013

John Kerry was a Democratic U.S. senator from Massachusetts, first elected to Congress in 1985, who voted with most Democrats on 96% of the 112th Congress’s yes/no votes.

1Bills & resolutions sponsored113th–113th Congress (excludes amendments)
0Passed a chamberof 0 substantive bills (excludes resolutions and ceremonial bills)
0Became law113th–113th Congress
11Broke with partyof 248 yes/no votes, 112th (4.4%)
3Missed votesof 251 roll calls, 112th (1.2%)
—Pork: own shareFY2024 earmarks: not in office

How we count: “Broke with party” is a yes/no roll call where the member voted against most of their own party on that vote (party as recorded; even splits not counted). “Pork: own share” splits each earmark shared by several members evenly among them.

5 most recent votes

5 most recent bills

Top bills sponsored

Laws first, then bills that passed a chamber, were reported from committee, or drew the most cosponsors.

Elections Sen. Kerry has won

Sen. Kerry has won 5 U.S. Senate elections (1984, 1990, 1996, 2002, 2008). Of the contested races, margins ran from 7.5 to 55.8 points.

010204060Margin of victory, points (axis starts at 0)1984, MA Senate: won by 10.1 points1984MA Senate1990, MA Senate: won by 14.2 points19901996, MA Senate: won by 7.5 points19962002, MA Senate: won by 55.8 points20022008, MA Senate: won by 33.7 points2008
Democratic winRepublican winseat changed partyunopposed
Elections won5 in the data (1976–2024); losses are not listed
Closest win: 7.5 points1996, MA Senate
Won an open seat or took one from the other party1 of 5 elections (open seat or changed party)
Seat history, Massachusetts Senate (class 2)Winners in regular elections, most recent three: Paul Tsongas (D) 1978 → John F. Kerry (D) 1984–2008 → Edward J. Markey (D) 2014–2020. The seat is next on the ballot in 2026.

Full election history for this seat →

Source: MIT Election Data and Science Lab, U.S. House V15 / U.S. Senate V8 (CC0), retrieved 2026-10-18; winners matched to member records by seat and term. Results run through the 2024 elections; nothing from 2026 is shown until it is certified. A margin is a fact about one election, never a score of how well a member represents anyone, and PORKER does not rank members by it.

How has Massachusetts done while Sen. Kerry served?

2005 to 2012 in Massachusetts: typical household income was down 3% after inflation, the share of people below the poverty line was up 1.6 points, and the share of workers looking for a job was up 2.1 points.

Typical household income · after inflationMassachusetts $89.7KU.S. $70.5K
Massachusetts: $92.3K in 2005 → $89.7K in 2012
Massachusetts down 3%U.S. down 6%
Share of people below the poverty lineU.S. 15.9%Massachusetts 11.9%
Massachusetts: 10.3% in 2005 → 11.9% in 2012
Massachusetts up 1.6 pointsU.S. up 2.6 points
Share of workers looking for a jobU.S. 9.4%Massachusetts 8.5%
Massachusetts: 6.4% in 2005 → 8.5% in 2012
Massachusetts up 2.1 pointsU.S. up 2.5 points

Each mini chart has its own scale, fitted to its lines (it does not start at zero), so compare the numbers, not the heights. Oxblood = state, grey = U.S.

While they served, not because of them. This shows what happened in Massachusetts during Kerry’s time representing it (1985 to 2013). It does not say what the member did or caused. It is not a score, and PORKER never ranks members on it.

Survey years start at 2005. The yearly estimates for Massachusetts begin in 2005, so 1985 to 2004 are not shown. No 2020 yearly estimate exists.

See the full 20-year record →Source: U.S. Census Bureau, American Community Survey 1-year estimates (tables B19013, B17001, B23001) and BLS CPI-U-RS for inflation, retrieved October 18, 2026. “About the same” means the change is inside the 90% margins of error. Who held the seat: Congress.gov member service records, year level.

Official records on bills this member sponsored

113th Congress. What Congress.gov lists for the 1 bill sponsored.

RecordBillsSource
Bills sponsored1Source: Congress.gov member record, PORKER copy of October 26, 2026 ↗ See them →
With a CBO cost estimate listed0None listed
With a committee report listed0None listed
Evidence
How counted
Bills where this member is the lead (first-listed) sponsor in the 113th Congress, read from the stored Congress.gov bill records
Fields
cboCostEstimates, committeeReports, constitutionalAuthorityStatementText, notes
PORKER copy refreshed
October 26, 2026 (nightly)

Read this first. These are counts of records Congress.gov lists. Many bills never get a CBO estimate or a report, so a zero is not a mark against a member. We never show this as a score.

Open full dossier →

Data as of Oct 26, 2026 · latest recorded Senate vote Sep 30, 2026 · Sources: Congress.gov, Senate.gov, House Clerk, Appropriations Committee earmark tables. PORKER is non-partisan.