VoteU
Sign inStart
← All states
MO

Missouri

Student-friendly residencyAbsentee requires excuse
Next election
Missouri General Election
Nov 3, 2026
57
days away

Key dates for the Missouri General Election

From Missouri's official election information, last reviewed Jul 25, 2026. VoteU is an independent nonpartisan project, not a government site, so confirm anything time-critical on the official page below.

Election day, voter registration deadline, and absentee ballot request deadline for the Missouri General Election
Election dayNov 3, 2026 (57 days away)
Register to vote byOct 7, 2026 (30 days away)
Request an absentee ballot byOct 21, 2026 (44 days away)

The absentee date above is the deadline to request a ballot. The deadline to return a completed ballot is set separately by Missouri and is not tracked here. See how to request an absentee ballot as a student.

Register to vote
Official Missouri portal
Missouri Secretary of State
All official election info

VoteU Guide

Deadlines for registering to vote in Missouri, straight from our data

Hey! I can help you figure out whether you can register to vote in Missouri, what the deadlines are, and how to sign up. Try one of these:

Nonpartisan, and only quotes deadlines from VoteU's data. For legal edge cases, check with your county election office.

Upcoming elections

GeneralMO57 days away

Missouri General Election

Nov 3, 2026

Three certified constitutional amendments, headlined by Amendment 3, which would repeal the abortion-rights amendment voters approved in 2024. Register by Oct 7; absentee requests by mail by Oct 21. No-excuse in-person absentee voting runs Oct 20 through Nov 2.

U.S. HouseState LegislatureState Auditor
On the ballot
  • Amendment 3: Abortion Ban & Minor Gender-Transition Prohibition
    Repeals the 2024 abortion-rights amendment, allowing most abortions to be banned (with exceptions for medical emergencies, fetal anomalies, rape and incest), and prohibits gender-transition procedures for minors.
  • Amendment 7: Show-Me Prosperity Fund
    Creates a permanent public endowment fund to support state government, bars the legislature from diverting it, and eliminates state-imposed taxes once the fund's earnings are enough to replace them.
  • Amendment 8: Elected County Sheriffs
    Writes the election of county sheriffs and their duties into the constitution, and allows a sheriff to be removed only by a writ of quo warranto brought by the Attorney General.
For students: Mizzou, WashU and SLU students can register at their campus address. Photo ID required to vote.
Register by
Oct 7, 2026 (30d)
Absentee by
Oct 21, 2026
+ CalendarRegister →

Voting from campus in Missouri

Missouri is flagged in VoteU's dataset as generally allowing students to register at their campus address. Confirm your own situation on the official page above.

Can I vote where I go to college?
What the law says about registering at a campus address
Campus address or home address?
A side by side comparison, and how to switch
How do I request an absentee ballot?
Five steps, plus the request deadline for every state
Can I use my student ID to vote?
The federal floor, and where to find your state's list