Accessible Voting Machines and Election Design

Voting is a fundamental right, yet when elections are not accessible, as many as one in five potential voters — approximately 47 million people in the United States — face barriers to participation. People with cognitive, visual, motor, and hearing disabilities vote at significantly lower rates than those without disabilities, and the gap is widest for individuals with cognitive and self-care difficulties. Universal design in voting machines and election systems aims to close this participation gap by creating a single system usable by all voters, independently and privately.

The Universal Voting Concept

Traditional election design separated voters into two tracks: standard voters used one machine, and voters with disabilities used a separate accessible device. This parallel-track approach created stigma (voters had to identify as needing accommodation), logistical complexity (poll workers managed two systems), and inconsistent experiences.

Universal voting replaces this with a single machine that serves every voter. Computer scientist Juan Gilbert at the University of Florida pioneered this approach with a goal of creating one machine that everyone could vote on, regardless of ability. The principle mirrors broader universal design: the same product, the same line, the same experience.

Accessible Voting Machine Features

Modern accessible voting systems incorporate multiple interface modes on a single device:

Visual Interface

Large touchscreen with adjustable font size and contrast
High-contrast color schemes (white-on-black, yellow-on-black)
Zoom capability for ballot sections
Multiple language support

Audio Interface

Full audio ballot with headphone output for private listening
Adjustable speech rate and volume
Audio navigation instructions
Compatibility with hearing loop systems

Physical Interface

Accessible tactile keypad with distinct button shapes and Braille labels
Sip-and-puff switch compatibility
Paddle switch input for voters using assistive technology
Height-adjustable screens and controls for wheelchair users
Paper ballot marking that does not require a pen (machine marks based on selections)

The ExpressVote system from Election Systems & Software (ES&S) exemplifies this approach. Developed with input from disability organizations, ExpressVote presents the ballot through the voter’s chosen interface (touchscreen, audio, keypad), marks a paper ballot card based on selections, and produces a voter-verifiable paper record. Approximately 125,000 units are deployed across the United States.

Ballot Design

The voting machine is only part of the system. Ballot design itself must be accessible:

Clear visual hierarchy — candidate names, party affiliations, and ballot measures should be organized with consistent formatting and adequate spacing.
Plain language — ballot measures often use legal language that creates cognitive barriers. Plain-language summaries improve comprehension for all voters.
Consistent navigation — voters should be able to predict where information appears on each screen or page.
Error prevention and review — voters should see a clear summary of their selections before final submission, with the ability to change any selection.

The Center for Civic Design has conducted extensive research on accessible ballot design, producing guidelines used by election administrators nationwide.

Polling Place Accessibility

The physical environment of the polling place must also follow universal design principles:

Element	Accessible Standard
Entrance	Level entry or ramp, automatic door
Path of travel	36-inch minimum width, no steps
Voting booth height	Adjustable or wheelchair-compatible
Signage	Large print, high contrast, Braille
Seating	Available for voters who cannot stand in line
Lighting	Adequate for reading ballots and signage

Remote and Alternative Voting

For voters who cannot reach a polling place, accessible alternatives include:

Accessible absentee ballot systems that allow screen-reader-compatible electronic ballot marking at home
Curbside voting where poll workers bring the ballot to a voter’s vehicle
Mobile voting units that travel to care facilities and community centers

Key Takeaways

Approximately 47 million Americans with disabilities face voting barriers, with the highest impact on people with cognitive and self-care difficulties.
Universal voting systems like ExpressVote serve all voters through a single machine with touchscreen, audio, and keypad interfaces.
Ballot design — clear hierarchy, plain language, error prevention — is as important as the machine itself.
Polling place physical accessibility (ramps, width, seating, signage) determines whether voters can reach the machine at all.

Next Steps

Read Universal Design Currency and Banknotes for accessible design in another civic domain.
See Inclusive Phone and Tablet Design for accessible interfaces that inform voting machine design.
Explore the Universal Design Consumer Products Guide for inclusive design across all product categories.

Sources

Election information is for educational purposes. Voting procedures vary by jurisdiction. Contact your local election office for specific accessibility accommodations.