Quick Facts About Voting in PA

Data current as of October 31, 2016.

Total registered voters in Pennsylvania: 

Registered voters with NO voter-verified paper: 
    These voters use Direct Recording Electronic (DRE) machines.

Registered voters in counties using voter-verified paper ballots: 
     These voters use paper ballots and optical or digital scanners
     with ballot markers or DREs for disability access.

Certified Pennsylvania Voting Machines

Direct Recording Electronic (DRE)       Scanner/Paper Ballots

Danaher                                                     ES&S M100

Sequoia Advantage                                    ES&S M650

Sequoia Edge                                             Hart Intercivic eScan

ES&S iVotronic                                           Automark

Diebold-Premier TSX

Hart Intercivic eSlate

DRE info from Electronic Frontier Foundation

Voting Machines, Counties, and Number of Voters Using Each System

Current as of October 31, 2016

primary / accessible 
Type Total Counties Total Voters Counties Used
Danaher paperless DRE, pushbutton full-face 6 2,526,745 Berks, Bucks, Dauphin, Delaware, Monroe, Philadelphia
Sequoia Advantage paperless DRE, pushbutton full-face 2 787,663 Montgomery, Northampton
  paperless DRE, pushbutton full-face 8 3,314,408  
Sequoia Edge paperless DRE touchscreen, paged 1 294,829 York
ES&S iVotronic paperless DRE touchscreen, paged 24 2,636,569 Allegheny, Beaver, Butler, Cambria, Cameron, Clearfield, Clinton, Columbia, Crawford, Cumberland, Elk, Erie, Forest, Greene, Jefferson, Lawrence, Lebanon, Luzerne, McKean, Mercer, Perry, Venango, Westmoreland, Wyoming
Diebold-Premier TSX paperless DRE touchscreen, paged 16 922,242 Armstrong, Bradford, Carbon, Clarion, Lehigh, Lycoming, Northumberland, Pike, Potter, Schuylkill, Somerset, Sullivan, Tioga, Union, Warren, Washington,
Hart Intercivic eSlate paperless DRE select-wheel, paged 1 77,835 Blair
  paperless DRE, paged 42 3,931,475  
ES&S M100 / AutoMARK paper ballot & precinct count optical scan; disability access uses paper ballot marker 11 596,899 Adams, Centre, Franklin, Fulton, Huntingdon, Indiana, Juniata, Lackawanna, Mifflin, Montour, Snyder
ES&S M650 / AutoMARK paper ballot & central count optical scan; disability access uses paper ballot marker 2 60,061 Susquehanna, Wayne
Hart Intercivic eScan / eSlate paper ballot & precinct count digital scan; disability access uses DRE with no paper 3 454,083 Bedford, Fayette, Lancaster
ES&S M100 / iVotronic paper ballot & precinct count optical scan; disability access uses DRE with no paper 1 354,449 Chester
  Voter-Marked & Verified Paper Ballots (optical/digital scan) 17 1,465,492  


Source of Voter Registration Data & Map: PA Department of State