Leaving office January 1, 2027.Did not run for re-election in 2026. This page switches to the former-officeholder layout when the term ends.
DemocratIn office until January 1, 2027

Karla May

Missouri State Senator, District 4 since 2018. Did not run for re-election in 2026; leaves office in January 2027.

Missouri State Senator, District 4

In office
7 yrs
Since 2018
Bills became law
0
32 sponsored, 2025–2026 session
Last margin
+48.3
Won 2022

Source: Wikidata, congress-legislators and Open States; 99chambers legislative recordsUpdated Oct 27, 2026, 9:43 AM ET

Committees

As of 2026-10.

  • Appropriations
  • Budget Conference
  • Commerce, Consumer Protection, Energy and the Environment
  • Judiciary and Civil and Criminal Jurisprudence
  • Justice System
  • Public Assistance
  • Rules, Joint Rules, Resolutions and Ethics
  • Select Committee on Equal Protection and Diversity, Equity and Inclusion
  • Substance Abuse Prevention and Treatment Task Force

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

Legislation

2025–2026 session · 32 sponsored · 0 became law
BillIntroCmteSenateHouseLaw
SB 945 Modifies provisions relating to court operations
Attorneys · Failed in the House May 2026
SB 944 Modifies the salary for the attorney of the sheriff of St. Louis City
Attorneys · Failed in the House May 2026
SB 1025 Modifies provisions relating to the elder abuse and neglect hotline
Disabilities · Failed in the Senate Mar 2026
SB 943 Modifies provisions relating to nuisance actions
Cities, Towns, and Villages · Failed in the Senate Mar 2026
SB 1731 Modifies provisions relating to critical incident management
Ambulances and Ambulance Districts · Failed in committee May 2026

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

Career

Offices held, and every time May 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.

YearRaceResultMargin
2022Missouri State Senate, District 4WonD+48.3
2018Missouri State Senate, District 4WonD+54.1
2016Missouri House of Representatives, District 84Won—
2014Missouri House of Representatives, District 84Won—
2014Missouri House of Representatives, District 84 (primary)Won—
2012Missouri House of Representatives, District 84Won—
2010Missouri House of Representatives, District 57Won—

Source: 99chambers results archive

How we know May

One person, matched across every source we use.

Source: Identity links: Wikidata, congress-legislators, Open States, FECUpdated Oct 27, 2026, 9:43 AM ET