People / Compare / Jim Costa and Ken Calvert
How do Jim Costa and Ken Calvert compare?
Jim Costa and Ken Calvert voted the same way on 41% of the 644 roll calls where both voted in the 119th Congress (median for two House members of different parties 29%), as of Nov 4, 2026.
Both represent California in the House.
| Measure | Costa | Calvert | House median |
|---|---|---|---|
| Attendance | 96% | 100% | 98% |
| With own party, party-line votes | 86% | 96% | 98% |
| Same vote as the other party | 22% | 16% | 12% |
Source: Voteview: Costa · Voteview: Calvert · How we measure · Updated Nov 4, 2026
Where they agree and split, by policy area
| Policy area | Same vote |
|---|---|
| Congress | 5% |
| Armed Forces and National Security | 40% |
| Economics and Public Finance | 51% |
| Energy | 42% |
| Environmental Protection | 48% |
| Crime and Law Enforcement | 53% |