Mario Diaz-Balart

RepublicanDistrict R+16119th CongressOn the ballot 2026

Typical swing score61#88 of 431 representatives across tracked bills

Contact Mario Diaz-Balart’s office

Official D.C. office details from the congress-legislators dataset

Call office 202-225-4211 Contact via website

Washington, D.C. office

374 Cannon House Office Building Washington DC 20515-0926

Model

v3defaultv2

Directional: count only breaks toward the other party Why do scores change?

Signals to watch

What in this member’s district, record and ideology could move them, and in which direction. Their score is the same on every bill they haven’t committed to, so these are the things to watch.

Could pull them toward Democrats · 3 signals

Medium
Backs 2 Democratic-led tracked billsSponsor or active cosponsor of 2 of the 890 tracked bills that were introduced by Democrats: H.R. 1993, H.R. 8205.
Medium
16th most moderate of 219 House RepublicansDW-NOMINATE +0.282 vs. the House Republican median of +0.530: 0.248 toward the Democrats (rank 16 of 219 by distance toward the Democrats).
Weak
Heritage Action 72 vs. House Republican avg 86Heritage Action (119th Congress, higher = more conservative) scored this member 72; the House Republican average is 86.5 (n=217). That is 14 points toward the Democrats.

Keeps them with Republicans · 1 signal

Medium

Term and election

From the congress-legislators dataset

On the ballot 2026

Current term: January 3, 2025 – January 3, 2027
Next election: November 3, 2026
Years in office: 23.8 years

Committees

Seats on a bill’s committee of referral add a in swing-v3

House Committee on AppropriationsVice Chair
Majority · 7th in seniority
- Subcommittee on Defense
- Subcommittee on National Security, Department of State, and Related ProgramsChair

Voting ideology

first dimension, from Voteview

R median

D median

Diaz-Balart

← More liberal (−1)More conservative (+1) →

Their score of +0.282 is 0.25 to the left of the House Republican median (+0.530).

Advocacy scorecards

Their rating vs. the House Republican average

119th Congress72
House Republican average: 86 (n=217)

Swing score by bill

swing-v3 · a bill marks a member as committed to it

Swing score for Mario Diaz-Balart on each tracked bill
Bill	Their role	Swing score ·
H.R. 1An act to provide for reconciliation pursuant to title II of H. Con. Res. 14.Summary on Congress.gov	No position yet	72 Topic-matched: Heritage Action, LCV Broke with party on 37% of 301 similar votes	Swing
H.R. 10645SMART ActSummary on Congress.gov