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Marty O'Donnell OppScore Rating: +3.93

Marty O'Donnell is a Republican House representative for Nevada district 3 and holds an OppScore of +3.93. OppScore is a nonpartisan political rating system that scores politicians from -5.00 to +5.00 across the Five Points of Opportunity, using published voting records and public disclosures.

Marty O'Donnell is a Republican candidate for Nevada's 3rd Congressional District. A former video game composer known for Halo, he won the 2026 GOP primary with Trump endorsement after self-funding much of his campaign. He runs on America First priorities including border security, family economic opportunity, and reduced government spending.

Marty O'Donnell rating summary

• Party: Republican
• Office: House
• State: Nevada
• District: 3
• OppScore: +3.93 on a -5.00 to +5.00 scale
• Score basis: Partial record, documented on 18 of 44 scored questions

What is on this profile

• Five Points of Opportunity score breakdown
• Voting record and legislative history
• Campaign finance and donor disclosures
• Dirt Alerts and accountability reporting
• Score trend over time

Primary sources

• Ballotpedia profile

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