Polling Average
30%25%20%15%10%5%0%
23.5%
15.4%
13.3%
7.1%
IL-09 Democratic nominee?
$1.1M
MAR 24, 2026Primary Election
Party selects its nominee.
Overview
Current roleFormer State Senator
PartyDemocratic
Political ideologyProgressive Democrat
Age48 years old (Aug 27, 1977)
GenderMale
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LocationIllinois
BackgroundPolitician
EducationHarvard University (BA)
Notable personal detailsDaniel K e1lm e1n Biss is an American politician and former mathematician who has served as mayor of Evanston, Illinois since May 10, 2021. He previously represented Chicago-area districts in the Illinois House of Representatives (201182013) and Illinois Senate (201382019). Before elected office, he was an assistant professor of mathematics at the University of Chicago. He ran for the U.S. House in Illinois's 9th congressional district in the 2026 cycle.
SourcesShowHide
fec.govcityofevanston.orgen.wikipedia.orgdanielbiss.comil9.orgnews.wttw.comchicago.suntimes.comkpbs.orgnbcchicago.comshawlocal.comaxios.comnationaltoday.comillinoisdelivered.comprospect.orgdailyherald.comnewsweek.comapnews.comillinoisfamily.orgwcbu.orgrblandmark.comwglt.orgmyjournalcourier.comdailynorthwestern.comnprillinois.orgnationalnursesunited.orgdemocracynow.orgjustfacts.votesmart.orglcv.orgnrdcactionfund.orggivegreen.comarchive.phpeoplesaction.orgtimesofisrael.comilga.govdeveloper.ballotpedia.orgdonate.ballotpedia.orgcdn.ballotpedia.orgfrontpage.ballotpedia.orgcbsnews.comballotready.orgcba.ballotpedia.orgvoterguide.ballotpedia.orgbioguide.congress.govcommons.wikimedia.orgcreativecommons.orgupload.wikimedia.orgcha.house.govncsl.orgdurbin.senate.govdocquery.fec.gov
Positions
LiberalConservative
Economy & Taxes
Supports replacing Illinois' flat income tax with a graduated (progressive) income tax, advocates additional taxes on high-end financial transactions and taxing wealthier retirement income while pursuing property-tax reform to reduce burdens on middle- and working-class homeowners.
Healthcare
Supports a national single-payer health system such as Medicare for All and advocates for universal coverage. Campaign materials and past statements commit to pursuing single-payer policies and protecting coverage for people with pre-existing conditions.
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Immigration & Border
Supports limits on federal immigration enforcement at the local/state level and policies to protect immigrant communities; has condemned ICE/Border Patrol raids in Evanston and directed local actions to investigate and shield residents. Has previously co‑sponsored state legislation (the TRUST Act) to restrict local cooperation with federal immigration enforcement and to create protected spaces for immigrants.
Abortion & Reproductive Rights
Supports legal access to abortion and has a record of championing and bolstering abortion rights in Illinois; positions and endorsements describe him as a pro-choice, progressive defender of reproductive access.
Climate & Energy
Supports aggressive federal action to confront the climate crisis, including investing in clean energy, holding polluters accountable, and advancing building- and community-level measures to reduce emissions. Emphasizes transitioning to clean energy while prioritizing jobs, affordability, and public health.
Public Safety & Guns
Supports broad, progressive gun-safety measures including repeal of the Second Amendment, universal background checks, a federal assault-weapons ban and limits on high-capacity magazines, expanded red-flag laws, safe-storage requirements, and ending legal immunity for the gun industry.
News
AINews Summary
Last updatedJun 11, 2026
Daniel Biss won the Democratic primary for Illinois’s 9th Congressional District and is now the party’s nominee for the general election. Reports say he beat Kat Abughazaleh and Laura Fine in a closely watched race that drew heavy outside spending, including AIPAC-related money aimed at influencing the contest. Later coverage put his margin at about 3 percentage points. He will face Republican John Elleson in November.
fec.gov+49
Articles
LLawfare20 days ago
R.I.P. Chicago Protester Prosecution (2025-2026)
Positive
CSChicago Sun-Times2 months ago
DNC condemns dark money influence but avoids taking stance on AIPAC
Positive
NNewsBreak3 months ago
Elizabeth Warren jumps into Democratic primary battles across the country
Positive
TGThe Gateway Pundit3 months ago
Far-Left Ilinois Congressional Candidate Indicted for Impeding ICE Loses Primary
Positive
Polls
IL-09 Democratic nominee?
Aggregation source: FiftyPlusOne
Fundraising
Latest report: Cycle 2026Total raisedCash on hand
$2.8M
$2.1M
$1.4M
$707.7K
$0
2026
LatestYear
Total raised
Cash on hand
Total spent
Burn rate
Cycle 2026
$2.8M
$267.2K
$2.6M
$170.9K
Source: FEC
New updates coming soon
We're monitoring and will update when new data impacts the race.
- Endorsements