Medical interpreters in Illinois
Real-time medical interpretation for healthcare teams in Illinois, on phones, tablets, and computers.
2.8 million residentsspeak another language at home.
Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.
| Metro area | Speak a language other than English | Limited-English residents |
|---|---|---|
| Chicago-Naperville-Elgin | 2,772,184 | 1,040,860 |
| St. Louis (centered in a neighboring state) | 194,233 | 65,532 |
| Davenport-Moline-Rock Island (centered in a neighboring state) | 32,515 | 13,031 |
| Peoria | 19,274 | 5,898 |
| Rockford | 50,715 | 17,500 |
| Champaign-Urbana | 38,502 | 14,928 |
Dots mark major metro areas, including neighboring-state metros that reach into it (U.S. Census Bureau, 2024 ACS 1-year or 2020-2024 ACS 5-year estimates). Faded surrounding shapes are neighboring states.
23%
of Illinois residents speak a language other than English at home.
1 million
Illinois residents speak English less than “very well”: the federal threshold for needing language assistance.
#10
highest limited-English share for Illinois among the 50 states and DC.
Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.
Meet Opalite.
Real-time AI medical interpretation in 150+ languages and dialects, connecting providers and patients in seconds.
- Works on the devices care teams already carry: phones, tablets, computers, and telehealth platforms
- Integrates with all EHRs
- Built for HIPAA-compliant healthcare
- SOC 2 Type II attested security controls
FAQs about medical interpretation in Illinois
8.5% of Illinois residents, about 1 in 12, speak English less than “very well”; nationwide it’s 8.2%. Illinois also holds 33% of the nation’s Polish speakers.
Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.
Opalite recorded over 90% fewer errors than certified medical interpreters in its blinded validation study. The study compared Spanish, Mandarin, and Cantonese clinical dialogue and also reported over 98% fewer major and critical errors. Opalite uses the same underlying interpretation techniques across its supported languages, bringing that approach to local providers.
Try Opalite with your care team.
See a live interpretation demo for patients across Illinois. Ask about setup and pricing.


