Sen. Jon Tester

Senator from Montana, Democrat

Tester, a Democrat, has been a senator from Montana since Jan 4, 2007 (next election in 2018).

What you can do



Our unique analysis of the bills Tester has sponsored and cosponsored provides insight into his position in the Senate.

Each dot in the chart below is a member of the Senate. The dots are positioned horizontally according to our progressive—conservative ideology score and vertically according to our leadership score (leaders toward the top). Tester is shown as a purple triangle. (analysis methodology)

2015 Statistics

Read our 2015 Report Card for Tester for more statistics.

Committee Membership

Jon Tester sits on the following committees:

Bills Sponsored

Issue Areas

Tester sponsors bills primarily in these issue areas:

Armed Forces and National Security (34%) Government Operations and Politics (20%) Native Americans (17%) Public Lands and Natural Resources (9%) Education (7%) Health (6%) Energy (4%)

Recent Bills

Some of Tester’s most recently sponsored bills include...

View All » (including bills from previous years)

Voting Record

From Jan 2007 to Sep 2016, Tester missed 23 of 2,986 roll call votes, which is 0.8%. This is better than the median of 1.7% among the lifetime records of senators currently serving. The chart below reports missed votes over time.

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Primary Sources

The information on this page is originally sourced from a variety of materials, including: