RepublicanIn office since Nov 2014

Neil Anderson

Illinois State Senator, District 47 since 2014. Re-elected in 2026. Next on the ballot in 2030.

Illinois State Senator, District 47Born 1982

In office
12 yrs
Since 2014
Bills became law
10
145 sponsored, 2025–2026 session
Votes missed
4.5%
Chamber median 2.8%
With party
100%
On votes splitting the parties
Last margin
+1.7
Won 2018
Next election
2030
Nov 5, 2030

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 1:52 PM ET

Committees

As of 2026-10.

  • Pensions · republican spokesperson
  • Agriculture
  • Energy and Public Utilities
  • Executive
  • Health and Human Services
  • Insurance

Source: Open States committeesUpdated Oct 27, 2026, 9:43 AM ET

Legislation

2025–2026 session · 145 sponsored · 10 became law
BillIntroCmteSenateHouseLaw
SB 2782 SUDDEN DEATH IN EPILEPSY
Became law Jul 2026
HB 5480 OSFM-FIRE INVESTIGATION
Became law Jun 2026
SB 1814 DPH-AMNIOTIC FLUID EMBOLISM
Became law Aug 2025
HB 1461 EASEMENT-FULTON COUNTY
Became law Aug 2025
HB 3740 PEORIA CO-DNR LAND TRANSFER
Became law Aug 2025

Source: Open States billsUpdated Nov 6, 2026, 4:22 PM ET

Voting record

2025–2026 session · placement by roll-call votes

Where Anderson sits in the Illinois State Senate

Anderson is closer to the center than 5% of the chamber's Republicans.

Dem. medianRep. medianAndersonMore liberalMore conservative

Closest: Andrew Chesney, Jason Plummer, Chapin Rose

Source: 99chambers roll-call scalingUpdated Nov 6, 2026, 4:50 PM ET

With Anderson’s party

  • Votes with the chamber's Republicans100%
  • Cosponsorships of the other party's bills23%

Black tick: the average of Republicans in the Illinois State Senate.

Source: 99chambers legislative scores from roll calls and cosponsorships

Key votes

Votes chosen for their effect, not their side: Anderson’s vote, each party’s majority, and the result. An orange vote differs from most Republicans.

DateBillAndersonRep. majorityDem. majorityResult
May 31, 2026HB 5090: PROCUREMENT-CONSTRUCTIONNoNoYesPassed 42–12
May 31, 2026HB 4379: ADULT CHANGING STATIONSNoNoYesPassed 46–12
May 31, 2026HB 4571: COUNTIES CD-AFFORDABLE HOUSINGNoNoYesPassed 44–14
May 29, 2026HB 4758: JOB APPLICATION-DRIVER LICENSENoNoYesPassed 41–15
May 29, 2026HB 4339: SCH CD-HIGH SCH-REGISTER VOTERNoNoYesPassed 41–12

Source: 99chambers key votes from Congress.gov, Voteview and Open States roll calls

Career

Offices held, and every time Anderson was on a ballot. Filled marks are general elections won; hollow marks are primaries; an orange outline is a loss.

Source: 99chambers results archive (MEDSL, Klarner, state election offices)

Elections

Margin against the seat’s presidential baseline: how the seat voted for president in the same or nearest year.

YearRaceResultMarginSeat+/−
2026Illinois Legislative District 47Won—R+31.5—
2022Illinois State Senate, District 47Won———
2018Illinois State Senate, District 36WonR+1.7——
2014Illinois State Senate, District 36WonR+8.5——
2014Illinois State Senate, District 36 (primary)Won———
2012Illinois House of Representatives, District 72LostD+28.6——

Source: 99chambers results archive; 2026: civicAPI (unofficial)Updated Nov 8, 2026, 7:01 PM ET

Campaign money, 2025–26

Raised
$166.3K
Spent
$132.8K
Cash
$115.4K

Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET

Campaign committees

Open committees can still raise and spend money.

Anderson for Illinois
State
Active

Source: Illinois State Board of Elections filings through Sep 30, 2026Updated Nov 1, 2026, 9:15 AM ET

Seats Anderson has held

Source: 99chambers results archive

Who Anderson has run against

Source: 99chambers results archive; 2026: civicAPI (unofficial)

How we know Anderson

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 1:52 PM ET