Hillsborough County Registered Voters by Party
Active voter party affiliations for Hillsborough County, Florida, updated through Sep 2026 from the Florida Division of Elections.
Republican
297,763
+1,477 vs prior month
Democratic
276,132
+2,924 vs prior month
Other
31,719
+519 vs prior month
No Party Affiliation
215,683
+1,737 vs prior month
Hillsborough County
Hillsborough County at a Glance
Republican voters lead Democratic voters by 21,631 registrations (2.6% of active voters).
Voters with No Party Affiliation make up 26.3% of active registrations (215,683 voters).
Hillsborough is the 4th-largest county in Florida by active voters.
Over the past 12 months: Republican +7,016, Democratic +3,823, NPA −97.
Last month's net changes — Republican +1,477, Democratic +2,924, NPA +1,737.
Party switching shows a net Democratic gain of 534 voters since the previous voter snapshot.
Key Insights
Registration Trend
Active voter registration has grown by 100.7% since Jan 1995, a net change of 412,028 voters.
Party Leadership
Republican voters lead with 297,763 registrations, a margin of 21,631 (2.6%) over Democratic voters.
Fastest Moving Party
Republican registration is the fastest growing party at +9.0% since Jan 2020.
Party Switching
Democratic voters have seen a net gain of 534 voters from the latest month-to-month party switches.
Momentum
Voter registration growth is accelerating — the latest month added 6,657 voters compared to 5,911 the prior month.
Frequently Asked Questions
Compare Nearby Counties
Statewide Voter Data
Florida Registered Voters
Statewide active voter totals and historical trends.
Florida Registered Voters by Party
REP, DEM, NPA, and other party breakdowns over time.
Florida Voter Registration by County
Active voter totals across all 67 counties.
NPA Voters in Florida
No Party Affiliation totals, trends, and primary rules.
Florida Voter File Guide
How to get the list of registered voters in Florida.