Ohio voter file changes

voters241228 compared with the current voters table. Snapshot date December 28, 2024. Current file as of 2026-10-05.

Generated October 5, 2026 8:50 PM in 9 min 54 sec. 2,111,205 IDs match with no compared-field change.

In snapshot

8,206,263December 28, 2024

Current file

8,001,723as of 2026-10-05

Added

641,359in the current file only

Removed

845,899in the snapshot only

Net

-204,540added minus removed

Profile updates

3,325,730same ID, record fields differ

Vote history only

1,923,429same ID, only ballots or last vote differ

Changed county

1same ID, different county

What happened to each file

Each person is counted once. Profile updates are name, address, district, party, status, or registration changes. Vote-history updates are ballot marks or last-vote date only.

Snapshot file

  • Unchanged 2,111,205
  • Vote history only 1,923,429
  • Profile update 3,325,730
  • Removed 845,899

Current file

  • Unchanged 2,111,205
  • Vote history only 1,923,429
  • Profile update 3,325,730
  • Added 641,359

Added and removed by county

Sorted by net change. Removed is the snapshot county. Added is the current county. People who stayed on the file and moved are in the county-move table, not here.

Removed ← → AddedRemoved / net
Hamilton
44,031+8,083
Delaware
14,603+3,289
Union
4,580+1,814
Madison
3,169-34
Noble
824-317
Pickaway
4,414-391
Morgan
1,012-443
Vinton
1,010-445
Putnam
1,829-473
Harrison
1,195-532
Hardin
2,021-535
Van Wert
1,987-553
Wyandot
1,536-558
Paulding
1,437-569
Perry
2,290-589
Henry
2,047-607
Holmes
1,791-608
Fayette
2,142-680
Monroe
1,153-699
Carroll
2,040-726
Morrow
2,873-751
Mercer
2,383-771
Meigs
1,732-774
Adams
2,061-779
Highland
3,093-840
Champaign
2,951-840
Clinton
3,222-879
Guernsey
2,526-906
Shelby
3,200-918
Crawford
3,497-926
Hocking
2,167-946
Gallia
2,188-991
Williams
2,876-1,002
Brown
3,511-1,017
Fulton
3,189-1,025
Pike
2,306-1,035
Ottawa
3,306-1,056
Logan
3,557-1,067
Auglaize
3,261-1,070
Coshocton
2,378-1,073
Jackson
2,423-1,084
Defiance
3,032-1,127
Preble
3,186-1,226
Darke
3,319-1,266
Marion
4,375-1,295
Fairfield
11,717-1,298
Seneca
3,471-1,366
Ashland
3,783-1,413
Ross
5,106-1,485
Huron
4,424-1,620
Knox
5,415-1,890
Washington
4,659-1,946
Miami
8,656-1,977
Wayne
6,535-1,993
Muskingum
5,648-2,014
Sandusky
4,382-2,049
Erie
6,064-2,127
Geauga
6,757-2,165
Hancock
6,067-2,189
Clermont
16,995-2,448
Columbiana
6,616-2,450
Tuscarawas
5,872-2,509
Warren
18,928-2,553
Allen
7,520-2,623
Belmont
5,226-2,640
Greene
15,714-2,725
Ashtabula
6,778-2,758
Wood
11,240-2,815
Jefferson
5,607-2,997
Scioto
5,551-3,055
Medina
12,625-3,130
Richland
8,632-3,311
Lake
15,195-3,366
Licking
14,371-3,513
Athens
7,248-3,574
Clark
10,638-3,930
Lawrence
6,771-4,243
Portage
13,703-4,266
Lorain
22,521-6,216
Stark
25,018-7,187
Trumbull
15,936-7,330
Summit
39,357-7,939
Mahoning
19,230-8,127
Franklin
82,928-8,880
Butler
31,099-9,329
Montgomery
44,352-11,016
Lucas
36,848-13,408
Cuyahoga
82,973-20,433

Added and removed by party

Removed ← → AddedRemoved / net
Unaffiliated
727,100-134,138
Republican
74,715-55,306
Democratic
44,084-15,670
Libertarian
0+574

Added and removed by congressional district

Removed ← → AddedRemoved / net
1
49,756+3,513
2
62,641-21,729
3
50,285-6,248
4
55,962-12,538
5
56,997-17,801
6
59,093-26,164
7
48,826-13,352
8
52,072-9,441
9
65,075-22,736
10
66,788-16,117
11
53,647-11,334
12
58,855-11,941
13
56,316-11,199
14
58,153-21,178
15
51,430-6,273
CLARK COUNTY ESC
1-1
GREENE COUNTY ESC
1-1
Unknown
10

Record fields that changed

1,814,564 of the profile updates also have a vote-history change.

Most changed profile fields

Congressional district
942,845
Precinct name
894,066
Party affiliation
826,811
Precinct code
689,742
Registration date
658,154
Voter status
590,703
Residential address1
540,721
Ward
489,674
Residential zip
329,629
County id
307,371
Residential zip plus4
283,197
Residential city
212,131
State representative district
204,549
Residential secondary addr
202,983
Township
170,465

Party changes

826,811 voters changed party.

FromToVoters
UnaffiliatedDemocratic266,763
RepublicanUnaffiliated208,408
UnaffiliatedRepublican169,733
DemocraticUnaffiliated114,806
RepublicanDemocratic43,690
DemocraticRepublican12,062
UnaffiliatedLibertarian6,650
RepublicanLibertarian3,241
DemocraticLibertarian1,457
UnaffiliatedN1

Status changes

590,703 voters changed status.

FromToVoters
ACTIVECONFIRMATION445,105
CONFIRMATIONACTIVE145,598

Status of added and removed IDs

Added voters, current status.

ACTIVE
602,770
CONFIRMATION
38,589

Removed voters, status on the snapshot.

CONFIRMATION
456,590
ACTIVE
389,309

County moves

Same voter ID, county name changed. Top flows.

FromToVoters
ClarkAuglaize1

Congressional district moves

Same voter ID, district number changed.

FromToVoters
1876,675
41263,799
21560,236
5951,338
9550,219
8146,073
5445,930
12245,895
81045,206
15444,545
4540,265
6238,601

Vote history

Voters whose mark in that election column differs, including a mark in an election the snapshot did not yet have.

Last vote date
3,730,637
General November 4, 2025
2,076,379
Primary May 5, 2026
1,726,708
Primary May 6, 2025
871,193
Primary September 9, 2025
20,402
General November 3, 2020
8,405
General November 8, 2016
6,521
General November 6, 2012
5,581
General November 4, 2008
5,226
General November 2, 2004
4,532
General November 6, 2018
4,208
General November 8, 2022
3,064

Registration year of added IDs

444,475 of the added IDs have a registration date on or after December 28, 2024. 196,884 were already registered before that, and 0 have no registration date.

2008 and earlier
30,031
2009
1,284
2010
2,071
2011
2,134
2012
4,430
2013
2,785
2014
3,747
2015
5,340
2016
9,704
2017
4,486
2018
9,922
2019
8,404
2020
20,218
2021
8,733
2022
15,652
2023
19,780
2024
49,265
2025
200,341
2026
243,032

Last vote year of removed IDs

Year of the latest ballot mark recorded on the snapshot.

2024
280,387
Unknown
565,512

How the comparison works