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Races · house · 2020 · Illinois
house · open seat

Sean Casten vs Jeanne Ives

Safe DD +18.6 forecast· 0 polls · 0 markets
Model's final pre-election call · win probabilitypoliagg-v34 · final pre-election call
99% Casten (D)
1% Ives (R)
R+15R+5TIEDD+5D+15
Model's predicted final margin D +18.6 · 80% CI D+6.7 → D+30.6
Actual result Sean Casten ( incumbent ) +7.4 · 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

Tilt D · model 99% D

No recent polls or markets for this race. PVI baseline (D+3) suggests Tilt D.

The poliagg-v34 ensemble forecasts D+18.6 with an 80% CI ranging from D+6.7 (10th pctile) to D+30.6 (90th pctile), giving D a 99% chance of winning.

CITATIONS · tilt-d
Forecast · poliagg-v34
Predicted final margin
D +18.6
80% CI: D +6.7D +30.6 · win prob 99%
R+45R+23TIEDD+23D+45
Quality · inputs
Data quality · medium
Polls used0
Days to electionpassed
Actual resultSean Casten ( incumbent ) +7.4
Residual σ6.00pt
Generated7/1/2026

Endorsements · 118 total

Source · Wikipedia · 0 candidates with no endorsements yet
93Casten · 79%
Ives · 21%25
DSean Casten93 endorsers
Most notable · Barack Obama · 44th president of the United States
Other43
Elected officials27
Federal 13State 6Local 0
Organizations19
Newspapers3
Celebrity1
RJeanne Ives25 endorsers
Most notable · Donald Trump · 45th president of the United States
Other10
Elected officials7
Federal 7State 0Local 0
Organizations6
Newspapers2

Money raised · own committees

FEC Schedule E (independent expenditures) + candidate-committee totals · last filing 2020-12-09
Jeanne IvesH0IL06060 ↗
Receipts
$3.3M
Disburse
$3.2M
Cash on hand
$22.3K
Debts
$0
Health professionals$10.0K
Commercial banks$6.7K
GABY FOUNDATION$14.0K
INTEGRATED PROJECT MANAGEMENT COMPANY$11.0K
MEDICAL COLLEGE OF WISCONSIN$10.0K
ULINE$8.4K
MIDTRONICS$8.4K
Sean CastenH8IL06139 ↗
Receipts
$5.7M
Disburse
$5.4M
Cash on hand
$346.1K
Debts
$75.7K
Education$72.6K
Health professionals$10.3K
Govt employees$9.1K
Securities & investment$8.4K
Lawyers / law firms$7.8K
UNIVERSITY OF CHICAGO$31.0K
NORTHWESTERN UNIVERSITY$24.0K
MESIROW FINANCIAL$13.9K
DUPAGE MEDICAL GROUP$10.3K
UNIVERSITY OF ILLINOIS$10.0K

Outside spending · independent expenditures

FEC Schedule E (independent expenditures) + candidate-committee totals · 24/48-hr IE reports
IE total
$2.5M
D side
$1.1K · 0%
R side
$2.5M · 100%
Top spender
RIGHT WOMEN PAC
For / against split
For Casten $879.04
Against Ives $186.44
Against Casten $71.3K
For Ives $2.4M
SpenderSideAmountShareTarget
RIGHT WOMEN PACR$799.4K32%for Jeanne Ives
HOUSE FREEDOM FUNDR$761.1K30%for Jeanne Ives
RESTORATION PACR$356.7K14%for Jeanne Ives
ILLINOIS REPUBLICAN PARTY - FEDERALR$351.9K14%for Jeanne Ives
FREEDOMWORKS FOR AMERICAR$220.0K9%for Jeanne Ives
TOGETHER WE THRIVED$7500%for Sean Casten
PLANNED PARENTHOOD VOTESD$115.050%for Sean Casten
SIERRA CLUB INDEPENDENT ACTIOND$100%for Sean Casten
ENVIRONMENT AMERICA ACTION FUNDD$3.990%for Sean Casten

Editorial ratings · 3 raters

Cook · Sabato · Inside Elections · 538 · DDHQ et al.
Safe D3
The Cook Political Report
Safe D
Oct 20
Inside Elections
Safe D
Oct 15
Sabato's Crystal Ball
Safe D
Oct 19

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 Dmodel
Verification trail
Polls verified0 / 0deterministic
Polls flaggednone
Markets ingested0 platformsnone listed
FEC filingssyncedcommittee + IE · 2020-12-09
Endorsements118 totalWikipedia scrape
News coverage< 5 articlesGoogle News
Method · bounds + percentage totals + date-order checks