Public domain
RepublicanRunning for ID-2 U.S. House · 2026
Mike Simpson
Michael Keith Simpson is an American politician serving as the U.S. representative for Idaho's 2nd congressional district since 1999. The district covers most of the eastern portion of the state, including Idaho Falls, Pocatello, Sun Valley, Twin Falls and the northern two-thirds of Boise. He is a member of the Republican Party.
Born 1950 · Burley, Idaho , U.S.
In brief
—
No profile summary yet
Summaries are written and fact-checked against the underlying data in nightly batches. This candidate's hasn't been generated or verified yet.
92%
Win probability
market-implied
$925k
Raised this cycle
FEC · committee
Independence scorecard
Computed · FEC money mixWho Simpson's money comes from.
C−
34/100
Independence index
Funding mix leans on concentrated money — small-dollar reliance is the weak spot.
3 watch items · small-dollar reliance
Small-dollar reliance0
0% of individual + PAC money from donors under $200
PAC independence0
54% of individual + PAC money from PACs
In-state funding34
66% of itemized receipts come from out of state
Outside-money exposure100
No significant outside spending in support so far
MONEY-MIX INDEX, COMPUTED FROM FEC FILINGS ONLY: SMALL-DOLLAR SHARE, PAC RELIANCE, IN-STATE MONEY AND OUTSIDE (IE) SPENDING. IT DOES NOT SCORE VOTES OR DONOR–VOTE ALIGNMENT. HIGHER = MORE INDEPENDENT · GREEN ≥70 · AMBER 50–69 · RED <50.
Governing & voting record
What Simpson did in office.
MeasureYearAction
Energy and Water, Legislative Branch, and Military Construction and Veterans Affairs Appropriations Act, 2019
Became Public Law No: 115-244.
2018
Became law
Further Continuing and Security Assistance Appropriations Act, 2017
Became Public Law No: 114-254.
2015
Became law
Indian Trust Asset Reform Act
Became Public Law No: 114-178.
2015
Became law
Sawtooth National Recreation Area and Jerry Peak Wilderness Additions Act
Became Public Law No: 114-46.
2015
Became law
May 31, 1918 Act Repeal Act
Became Public Law No: 113-262.
2014
Became law
Idaho Wilderness Water Resources Protection Act
Became Public Law No: 113-136.
2013
Became law
To improve the use of a grant of a parcel of land to the State of Idaho for use as an agricultural college, an
Became Public Law No: 110-77.
2007
Became law
SPONSORED LEGISLATION VIA CONGRESS.GOV · ENACTED BILLS FIRST, THEN THE MOST RECENT · ROLE SHOWS THE BILL'S LATEST STATUS.
Where they stand
—
Key positions not yet compiled
Positions are drawn from the candidate's public record and statements. We haven't compiled a verified set for this candidate yet.
How Simpson votes
With the party, against it, and where on the spectrum.
Ideological placement · roll-call record
Dem median
GOP median
Simpson
← LiberalCenterConservative →
Center-right
Overall lean
65
DW-NOMINATE · 0–100
DW-NOMINATE FIRST-DIMENSION SCORE FROM ROLL-CALL VOTES IN THE 119TH CONGRESS (HOUSE), VIA VOTEVIEW. 0 = MOST LIBERAL, 100 = MOST CONSERVATIVE.
Party unity · 579 roll-calls · 119th Congress (House)
97%voted with Republicans · 3% broke ranks
Ratings from advocacy groups
—
No advocacy-group ratings
Interest-group scorecards have no machine-readable feed — they're curated per candidate, and none are on file yet.
Career & history
1984Member of the Idaho House of Representatives
1984–1998
1993Speaker
1993–1998
1999United States representative
since 1999
Public favorability
—
No favorability data
This candidate isn't tracked by YouGov's public-figure panel, and no published state polling on their favorability was found.
Donors & money
FEC itemized filings · cycle-to-dateWho funds the campaign.
$925k
Raised
$607k
Spent
$423k
Cash on hand
Source of funds · individual + PAC
0% small (<$200)46% large indiv.54% PAC
34% in-state · 66% out-of-state (itemized)
OWN-COMMITTEE TOTALS FROM FEC FILINGS THROUGH 2026-04-29 · INDUSTRY GROUPS ARE ITEMIZED RECEIPTS CLASSIFIED BY EMPLOYER — A KEYWORD APPROXIMATION, NOT OPENSECRETS CODING.
Related prediction markets
All markets →Live contract prices tied to Simpson and the seat. Prices are ¢-per-share of the YES outcome; context only, never merged into our polling averages.
Sources & provenance
Biography
Public record
Wikipedia + state records
Money & donors
FEC filings
itemized + committee totals
Markets
Live venues
Polymarket · Kalshi
ALL FIGURES DRAWN FROM PUBLICLY AVAILABLE RECORDS · CANDIDATE PROFILES ARE NONPARTISAN AND CARRY NO ENDORSEMENT. · PHOTO: MIKE SIMPSON U.S. HOUSE OFFICE · PUBLIC DOMAIN (WIKIMEDIA COMMONS)
Republican · ID-2 U.S. House
Mike Simpson
Michael Keith Simpson is an American politician serving as the U.S. representative for Idaho's 2nd congressional district since 1999. The district covers most of the eastern portion of the state, including Idaho Falls, Pocatello, Sun Valley, Twin Falls and the northern two-thirds of Boise. He is a member of the Republican Party.
92%
Win prob
$925k
Raised
In brief
—
No profile summary yet
Summaries are written and fact-checked against the underlying data in nightly batches. This candidate's hasn't been generated or verified yet.
Governing & voting record
Energy and Water, Legislative Branch, and Military Construction and Veterans Affairs Appropriations Act, 2019
2018 · BECAME LAW
Further Continuing and Security Assistance Appropriations Act, 2017
2015 · BECAME LAW
Indian Trust Asset Reform Act
2015 · BECAME LAW
Sawtooth National Recreation Area and Jerry Peak Wilderness Additions Act
2015 · BECAME LAW
May 31, 1918 Act Repeal Act
2014 · BECAME LAW
Idaho Wilderness Water Resources Protection Act
2013 · BECAME LAW
To improve the use of a grant of a parcel of land to the State of Idaho for use as an agricultural college, an
2007 · BECAME LAW
Where they stand
—
Key positions not yet compiled
Positions are drawn from the candidate's public record and statements. We haven't compiled a verified set for this candidate yet.
Career & history
1984Member of the Idaho House of Representatives
1984–1998
1993Speaker
1993–1998
1999United States representative
since 1999
Public favorability
—
No favorability data
This candidate isn't tracked by YouGov's public-figure panel, and no published state polling on their favorability was found.
Independence scorecard
Who Simpson's money comes from.
C−
34/100
Independence index
Funding mix leans on concentrated money — small-dollar reliance is the weak spot.
3 watch items · small-dollar reliance
Small-dollar reliance0
0% of individual + PAC money from donors under $200
PAC independence0
54% of individual + PAC money from PACs
In-state funding34
66% of itemized receipts come from out of state
Outside-money exposure100
No significant outside spending in support so far
MONEY-MIX INDEX, COMPUTED FROM FEC FILINGS ONLY: SMALL-DOLLAR SHARE, PAC RELIANCE, IN-STATE MONEY AND OUTSIDE (IE) SPENDING. IT DOES NOT SCORE VOTES OR DONOR–VOTE ALIGNMENT. HIGHER = MORE INDEPENDENT · GREEN ≥70 · AMBER 50–69 · RED <50.
How Simpson votes
Ideological placement · roll-call record
Dem median
GOP median
Simpson
← LiberalCenterConservative →
Center-right
Overall lean
65
DW-NOMINATE · 0–100
DW-NOMINATE FIRST-DIMENSION SCORE FROM ROLL-CALL VOTES IN THE 119TH CONGRESS (HOUSE), VIA VOTEVIEW. 0 = MOST LIBERAL, 100 = MOST CONSERVATIVE.
Party unity · 579 roll-calls · 119th Congress (House)
97%voted with Republicans · 3% broke ranks
Ratings from advocacy groups
—
No advocacy-group ratings
Interest-group scorecards have no machine-readable feed — they're curated per candidate, and none are on file yet.
Donors & money
$925k
Raised
$607k
Spent
$423k
Cash on hand
Source of funds · individual + PAC
0% small (<$200)46% large indiv.54% PAC
34% in-state · 66% out-of-state (itemized)
OWN-COMMITTEE TOTALS FROM FEC FILINGS THROUGH 2026-04-29 · INDUSTRY GROUPS ARE ITEMIZED RECEIPTS CLASSIFIED BY EMPLOYER — A KEYWORD APPROXIMATION, NOT OPENSECRETS CODING.
Sources & provenance
Biography
Public record
Wikipedia + state records
Money & donors
FEC filings
itemized + committee totals
Markets
Live venues
Polymarket · Kalshi
ALL FIGURES DRAWN FROM PUBLICLY AVAILABLE RECORDS · CANDIDATE PROFILES ARE NONPARTISAN AND CARRY NO ENDORSEMENT. · PHOTO: MIKE SIMPSON U.S. HOUSE OFFICE · PUBLIC DOMAIN (WIKIMEDIA COMMONS)