About
Mannion, John W. a Representative from New York; born in Syracuse, Onondaga County, N.Y., July 8, 1968; graduated from Bishop Ludden Junior-Senior High School, Syracuse, N.Y., 1986; B.A., Binghamton University, Binghamton, N.Y.; M.S., State University of New York at Oswego, Oswego, N.Y.; teacher; member of the New York state senate; elected as a Democrat to the One Hundred Nineteenth Congress (January 3, 2025-present).
Official Biography · U.S. Congress.
Performance & Participation
Votes CastTop 25%
99% — Voted in 641 of 645 roll call votes this congress.
Avg 97% · Most: 100% · Least: 18%
Vote IndependenceTop 25%
4.8% — Voted against their own party majority 29 of 604 times.
Avg 2.1% · Most independent: 23.7% · Most party-line: 0.0%
Cosponsors AttractedBottom 25%
74 — Attracted 74 cosponsors across 9 bills.
Avg 299 · Most: 1,868 · Least: 0
Cosponsors Attracted Cross-AisleBottom 25%
10 — Attracted 10 cosponsors across the aisle.
Avg 59 · Most: 1,291 · Least: 0
Cosponsorships GivenMiddle 50%
299 — 299 bills cosponsored.
Avg 304 · Most: 1,768 · Least: 3
Cosponsorships Given Cross-AisleTop 25%
81 — 81 bills cosponsored across the aisle.
Avg 59 · Most: 803 · Least: 0
Traffic advisory and a protest planned as President Trump visits Syracuse on Friday night
WRVO Public Media · Oct 9, 2026
House Panel Weighs State-Led Solutions to Child Care Shortage
Legis1 · Sep 14, 2026
Oneida Indian Nation, Smithsonian honor Polly Cooper for America’s 250th
Oneida Dispatch · Jul 24, 2026
Oneida Indian Nation and Smithsonian National Museum of the American Indian Honor Oneida Heroine Polly Cooper for America's 250th
Oneida Indian Nation · Jul 23, 2026
House Committee Advances 10 Education, Labor Policy Bills
Legis1 · Jul 25, 2026