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U.S. Representative · South Carolina 1st District
Nancy Mace
RepublicanDistrict R+6119th CongressOn the ballot 2026
Typical swing score59#114 of 433 representatives across tracked bills
Contact Nancy Mace’s office
Official D.C. office details from the congress-legislators datasetWashington, D.C. office1728 Longworth House Office Building Washington DC 20515-4001
Model
Directional: count only breaks toward the other partyWhy do scores change?v3default (selected)v2 model swing-v2
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
- MediumBacks 2 Democratic-led tracked billsSponsor or active cosponsor of 2 of the 2090 tracked bills that were introduced by Democrats: H.R. 2701, H.R. 5457.
- Sponsored or cosponsored: H.R. 2701 Fallen Servicemembers Religious Heritage Restoration Act
- Sponsored or cosponsored: H.R. 5457 Strengthening Agency Management and Oversight of Software Assets Act
- WeakBroke with Republicans on 10 of 275 recorded votes on tracked billsVoted against the majority of House Republicans on 10 of the 275 recorded yea/nay votes they cast on tracked bills (4%). The median House Republican broke on 1%; this member ranks 59 of 219 by break rate.
- Sponsored or cosponsored: H.R. 2140 Diesel Emissions Reduction Act of 2025
Term and election
From the congress-legislators datasetOn the ballot 2026
- Current term
- January 3, 2025 – January 3, 2027
- Next election
- November 3, 2026
- Years in office
- 5.8 years
Committees
Seats on a bill’s committee of referral add a in swing-v3- House Committee on Armed ServicesMajority · 15th in seniority
- Subcommittee on Military Personnel
- Subcommittee on Intelligence and Special Operations
- Subcommittee on Seapower and Projection Forces
- House Committee on Oversight and Government ReformMajority · 12th in seniority
- Subcommittee on Cybersecurity, Information Technology, and Government InnovationChairwoman
- Subcommittee on Delivering on Government Efficiency
Voting ideology
first dimension, from VoteviewR median
D median
Mace← More liberal (−1)More conservative (+1) →
Their score of +0.353 is 0.18 to the left of the House Republican median (+0.530).
Advocacy scorecards
Their rating vs. the House Republican average- 119th Congress100House Republican average: 86 (n=217)
Swing score by bill
swing-v3, directional · a bill marks a member as committed to itShowing 551–600 of 1962 tracked bills, best swing first
| Bill | Their role | Swing score · | ||
|---|---|---|---|---|
| H.R. 5143District of Columbia Policing Protection Act of 2025Summary on Congress.gov | No position yetNow in the Senate | YeaProjected at the vote: 74 Swing (today: 63) | 63 |