Voter registration.
Party shifts.
Electoral data.
Tracking party registration changes, presidential election margins, and post-election realignment trends directly.
Note: Voter registration data is limited to the 31 states and jurisdictions that publicly report party registration statistics.
Republicans (2020-2026)
+1.40M
▲ Registered Voters
Democrats (2020-2026)
−4.39M
▼ Registered Voters
Independents (2020-2026)
+2.72M
▲ Registered Voters
Other Parties (2020-2026)
+774k
▲ Registered Voters
Party Registration Share
% of active registrants by party, 2008–2026
Raw Registration Totals Over Time
Active registrants, 31 jurisdictions combined (millions)
Datasets
Voter Registration Statistics
Party Registration Totals from 2008 - 2026 in 30 States + D.C.
Statistical Changes (+/-)
Weekly / Monthly / Annual Changes per State
2026 Realignment
Net Changes from Election Day 2024 to Current
2024 Realignment
Net Changes from Election Day 2020 to Election Day 2024