Leaving office January 3, 2027.Did not run for re-election in 2026. This page switches to the former-officeholder layout when the term ends.

RepublicanIn office until January 3, 2027

Nancy Mace

U.S. Representative, SC-1 since 2021. Did not run for re-election in 2026; leaves office in January 2027. Ran in 4 elections between 2018 and 2024, winning 4.

U.S. Representative, SC-1Born 1977

Official website Wikipedia Congress.gov FEC filings

In office: 5 yrs; Since 2021
Bills became law: 0; 111 sponsored, 119th Congress
Votes missed: 17.9%; Chamber median 2.1%
With party: 97%; On votes splitting the parties
Last margin: +16.6; Won 2024
Elections: 4; 2018–2024

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Nov 7, 2026, 3:00 PM ET

Committees

119th Congress.

House Committee on Armed ServicesIntelligence and Special OperationsSeapower and Projection ForcesMilitary Personnel
House Committee on Oversight and Government ReformCybersecurity, Information Technology, and Government Innovation · ChairwomanFederal Law EnforcementDelivering on Government Efficiency
House Committee on Veterans' AffairsDisability Assistance and Memorial AffairsTechnology Modernization

Source: congress-legislators committeesUpdated Nov 7, 2026, 3:00 PM ET

Legislation

119th Congress · 111 sponsored · 0 became law

No bills in this list for the 119th Congress.

Source: Congress.gov billsUpdated Nov 6, 2026, 3:27 PM ET

Voting record

119th Congress · placement by roll-call votes

Where Mace sits in the U.S. House

Mace is closer to the center than 28% of the chamber's Republicans.

Closest: Tracey Mann, Riley Moore, Beth Van Duyne

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 5:06 PM ET

With Mace’s party

Votes with the chamber's Republicans97%
Cosponsorships of the other party's bills9%

Black tick: the average of Republicans in the U.S. House.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Mace’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

Date	Bill	Mace	Rep. majority	Dem. majority	Result
Sep 16, 2026	HR 5334: Lindsey O. Graham Sanctioning Russia and Iran Act of 2026	Yes	Yes	No	Passed 262–159
Jun 30, 2026	HCONRES 108: Directing the President pursuant to section 5(c) of the War Powers Resolution to…	No	No	Yes	Failed 189–235
Jun 9, 2026	S 2: Secure America Act	Not voting	Yes	No	Passed 214–212
May 13, 2026	HR 1346: To amend the Clean Air Act with respect to the ethanol waiver for Reid Vapor Pressure…	No	Yes	No	Passed 218–203
Feb 12, 2026	HR 2189: To modernize Federal firearms laws to account for advancements in technology and…	Yes	Yes	No	Passed 233–185

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Mace was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

201820192020202120222023202420252026202720282029South Carolina House of Representatives, District 99 U.S. House, SC-1

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Elections

Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.

Year	Race	Result	Margin	Seat	+/−
2024	U.S. House, SC-1	Won	R+16.6	R+13.2	+3.4
2022	U.S. House, SC-1	Won	R+13.9	R+7.6	+6.3
2020	U.S. House, SC-1	Won	R+1.3	—	—
2018	South Carolina House of Representatives, District 99	Won	R+22.0	—	—