Ohio Congressional District 01

Congressional District Profile

Overview

District ID
OH-01
State
Ohio
District Number
01
Total Candidates
75
Election Cycles
2026, 2024, 2022, 2020, 2018, 2016, 2014, 2012, 2010, 2008, 2006, 2004, 2002, 2000, 1998, 1996, 1994, 1992, 1990, 1988, 1986, 1984, 1982, 1980

View office details for U.S. Representative - Ohio District 01

Voters

Registered Voters
564,267
Active Voters
472,186 (83.7%)

Party Registration

PartyVotersShare
Democratic46,0048.2%
Republican84,96315.1%
Unaffiliated00.0%
Other parties00.0%
No party recorded433,30076.8%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–2026175,836 (31.2%)<10 (—)<10 (—)
2023–2024406,947 (72.1%)28,238 (5.0%)68,151 (12.1%)
2021–2022290,050 (51.4%)38,211 (6.8%)64,358 (11.4%)
2019–2020379,137 (67.2%)59,899 (10.6%)45,725 (8.1%)
2017–2018283,734 (50.3%)35,365 (6.3%)46,931 (8.3%)
2015–2016324,263 (57.5%)63,243 (11.2%)115,443 (20.5%)
2013–2014182,488 (32.3%)13,521 (2.4%)30,879 (5.5%)
2011–2012280,872 (49.8%)11,432 (2.0%)60,035 (10.6%)

Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.

Browse the voter list for this district (premium access; sign-in required)

Source: Civitech voter file snapshot as of 01/20/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Citizen Population
762,257
Citizen Voting Age Population (CVAP)
586,653

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic731,91996.0%
Hispanic30,3364.0%
White541,57871.0%
Black137,31218.0%
Asian21,3752.8%
American Indian / Alaska Native7520.1%
Native Hawaiian / Pacific Islander4180.1%
Two or More Races3,0570.4%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic569,93697.2%
Hispanic16,7202.9%
White434,53474.1%
Black109,41018.6%
Asian17,9043.1%
American Indian / Alaska Native7,6181.3%
Native Hawaiian / Pacific Islander3300.1%
Two or More Races1,6710.3%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation.

Candidates