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Races · house · 2020 · Arizona
house · open seat

Michael Muscato vs Debbie Lesko

Safe RR +18.8 forecast· 0 polls · 0 markets
Model's final pre-election call · win probabilitypoliagg-v34 · final pre-election call
1% Muscato (D)
99% Lesko (R)
R+15R+5TIEDD+5D+15
Model's predicted final margin R +18.8 · 80% CI R+30.8 → R+6.8
Actual result R+19.2 · backtest (race already called)
Momentum
insufficient data
Tipping-point P
0.0%
Decisive for chamber control
Market · D-side
Cross-platform consensus
News articles · 30d
no recent coverage
Where this race stands
Verified

Likely R · model 99% R

No recent polls or markets for this race. PVI baseline (R+8) suggests Likely R.

The poliagg-v34 ensemble forecasts R+18.8 with an 80% CI ranging from R+30.8 (10th pctile) to R+6.8 (90th pctile), giving R a 99% chance of winning.

CITATIONS · likely-r
Forecast · poliagg-v34
Predicted final margin
R +18.8
80% CI: R +30.8R +6.8 · win prob 1%
R+45R+23TIEDD+23D+45
Quality · inputs
Data quality · medium
Polls used0
Days to electionpassed
Actual resultR+19.2
Residual σ6.00pt
Generated7/1/2026

Endorsements · 133 total

Source · Wikipedia · 0 candidates with no endorsements yet
72Muscato · 54%
Lesko · 46%61
DMichael Muscato72 endorsers
Most notable · Barack Obama · 44th president of the United States
Other29
Organizations26
Elected officials15
Federal 4State 10Local 1
Celebrity1
Newspapers1
RDebbie Lesko61 endorsers
Most notable · Barack Obama · 44th president of the United States
Other25
Organizations23
Elected officials13
Federal 4State 9Local 0

Money raised · own committees

FEC Schedule E (independent expenditures) + candidate-committee totals · last filing 2020-10-23
Debbie LeskoH8AZ08158 ↗
Receipts
$1.6M
Disburse
$996.8K
Cash on hand
$688.6K
Debts
$0
No industry data.
No contributor data.
Michael MuscatoH0AZ08072 ↗
Receipts
$409.5K
Disburse
$399.3K
Cash on hand
$10.2K
Debts
$0
No industry data.
GPQ ASSOCIATES$5.6K
SUNSOLAR SOLUTIONS$5.6K
PRINTGRAPHICS$4.4K
THE CAUSE COLLECTION$3.8K
COLLINEAR NETWORKS$3.0K

Outside spending · independent expenditures

FEC Schedule E (independent expenditures) + candidate-committee totals · 24/48-hr IE reports
IE total
$18.1K
D side
$898.2 · 5%
R side
$17.2K · 95%
Top spender
NATIONAL RIFLE ASSO…
For / against split
For Muscato $148.2
Against Lesko $750
For Lesko $17.2K
SpenderSideAmountShareTarget
NATIONAL RIFLE ASSOCIATION OF AMERICA POLITICAL VICTORY FUNDR$15.5K86%for Debbie Lesko
HOUSE FREEDOM FUNDR$1.3K7%for Debbie Lesko
TOGETHER WE THRIVED$7504%against Debbie Lesko
WINNING FOR WOMEN, INC. PACR$218.811%for Debbie Lesko
STUDENTS FOR LIFE ACTIONR$171.61%for Debbie Lesko
AMERICAN FEDERATION OF STATE COUNTY AND MUNICIPAL EMPLOYEES AFL-CIOD$138.21%for Michael Muscato
SIERRA CLUB INDEPENDENT ACTIOND$100%for Michael Muscato

Editorial ratings · 6 raters

Cook · Sabato · Inside Elections · 538 · DDHQ et al.
Safe R6
The Cook Political Report
Safe R
Nov 1
Decision Desk HQ
Safe R
Nov 2
Elections Daily
Safe R
Oct 31
538
Safe R
Nov 2
Inside Elections
Safe R
Oct 27
Sabato's Crystal Ball
Safe R
Nov 1

Demographic crosstabs

age · education · race · gender
No demographic crosstabs published for this race yet. Most pollsters release only topline numbers; subgroup breakdowns (age, education, race, gender) appear here when a pollster publishes them.
Rating timeline
May 11, 2026Safe Rmodel
Verification trail
Polls verified0 / 0deterministic
Polls flaggednone
Markets ingested0 platformsnone listed
FEC filingssyncedcommittee + IE · 2020-10-23
Endorsements133 totalWikipedia scrape
News coverage< 5 articlesGoogle News
Method · bounds + percentage totals + date-order checks