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U.S. House — Illinois's 6th District

The Race

4 candidates filed, 2 active for the 2026 House election in Illinois District 6. Party primary on Mar 17, 2026. General election on Nov 3, 2026. FEC Race ID: HIL062026.

Market (kalshi): R 5% · D 95%Rating: 270toWin · 2026-10-02
Primary
Mar 17, 2026
General
Nov 3, 2026
Candidates
2 active / 4 filed
Total Raised
$2.6M
Outside Spending
$44K
Total Spent
$1.9M
Cash on Hand
$1.3M
Incumbent
Sean CastenD
Race Timeline
Primary
Today
General
Nominee
Lost primary
Bars end at the milestone each candidate exited — exact withdrawal dates aren't published, so they're placed at the primary. Dashed segment = upcoming; solid stops at today.
Candidate Fundraising
Sean CastenDInc.
Raised
$2.1M
Cash
$1.3M
Niki ConfortiR
Raised
$313K
Cash
$23K
District
Population
747,517
Median HH Income
$100K
Unemployment
5.1%
Bachelor's+
44.2%
Veterans
4.2%
Median Age
41.4
Mean HH Income
$134K
Poverty Rate
7.5%
HS or Higher
93.5%
Median Home Value
$342K
Median Rent
$1,480/mo
Owner-Occupied
77.2%
Under 18 / 65+
22.0% / 19.6%