Election rules · 50 states + Washington, D.C.

How does voting work
where you live?

Primary systems, registration rules, early voting, absentee voting, and mail-ballot return policies from the EAC/NCSL state profiles—kept in source language and connected to the responsible state office.

ZIP is approximate · confirm election-specific deadlines with the official office
Permanent state explainers

51 sourced rules pages

Election.org does not infer ranked-choice voting, write-in, judicial-retention, or runoff rules where the current source does not publish them. Those gaps remain visible.

AL

Alabama

Open

Read Alabama voting rules →
AK

Alaska

Top-four open primary

Read Alaska voting rules →
AZ

Arizona

Open to unaffiliated voters

Read Arizona voting rules →
AR

Arkansas

Open

Read Arkansas voting rules →
CA

California

Top-two

Read California voting rules →
CO

Colorado

Open to unaffiliated voters

Read Colorado voting rules →
CT

Connecticut

Partially closed

Read Connecticut voting rules →
DE

Delaware

Closed

Read Delaware voting rules →
DC

District of Columbia

Closed

Read District of Columbia voting rules →
FL

Florida

Closed

Read Florida voting rules →
GA

Georgia

Open

Read Georgia voting rules →
HI

Hawaii

Open

Read Hawaii voting rules →
ID

Idaho

Partially closed

Read Idaho voting rules →
IL

Illinois

Partially open

Read Illinois voting rules →
IN

Indiana

Partially open

Read Indiana voting rules →
IA

Iowa

Partially open

Read Iowa voting rules →
KS

Kansas

Partially closed

Read Kansas voting rules →
KY

Kentucky

Closed

Read Kentucky voting rules →
LA

Louisiana

All-comers/open to unaffiliated for legislative races, other races may be closed

Read Louisiana voting rules →
ME

Maine

Open to unaffiliated voters

Read Maine voting rules →
MD

Maryland

Partially closed

Read Maryland voting rules →
MA

Massachusetts

Open to unaffiliated voters

Read Massachusetts voting rules →
MI

Michigan

Open

Read Michigan voting rules →
MN

Minnesota

Open

Read Minnesota voting rules →
MS

Mississippi

Open

Read Mississippi voting rules →
MO

Missouri

Open

Read Missouri voting rules →
MT

Montana

Open

Read Montana voting rules →
NE

Nebraska

Nonpartisan for state legislature; other primaries are closed

Read Nebraska voting rules →
NV

Nevada

Partially open

Read Nevada voting rules →
NH

New Hampshire

Open to unaffiliated voters

Read New Hampshire voting rules →
NJ

New Jersey

Closed

Read New Jersey voting rules →
NM

New Mexico

Open to unaffiliated voters

Read New Mexico voting rules →
NY

New York

Closed

Read New York voting rules →
NC

North Carolina

Open to unaffiliated voters

Read North Carolina voting rules →
ND

North Dakota

Open

Read North Dakota voting rules →
OH

Ohio

Partially open

Read Ohio voting rules →
OK

Oklahoma

Partially closed

Read Oklahoma voting rules →
OR

Oregon

Partially closed

Read Oregon voting rules →
PA

Pennsylvania

Closed

Read Pennsylvania voting rules →
RI

Rhode Island

Open to unaffiliated voters

Read Rhode Island voting rules →
SC

South Carolina

Open

Read South Carolina voting rules →
SD

South Dakota

Partially closed

Read South Dakota voting rules →
TN

Tennessee

Closed

Read Tennessee voting rules →
TX

Texas

Open

Read Texas voting rules →
UT

Utah

Partially closed

Read Utah voting rules →
VT

Vermont

Open

Read Vermont voting rules →
VA

Virginia

Open

Read Virginia voting rules →
WA

Washington

Top-two

Read Washington voting rules →
WV

West Virginia

Partially closed

Read West Virginia voting rules →
WI

Wisconsin

Open

Read Wisconsin voting rules →
WY

Wyoming

Closed

Read Wyoming voting rules →

Source: U.S. Election Assistance Commission / NCSL State Election Profiles · verified 2026-08-24.