Spanish Medical Interpreters
Real-time medical interpretation, on demand, in Spanish, in seconds, at a flat, predictable rate.
There are 41.2 million speakers of Spanish in the United States.
Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.
Darker states have more Spanish speakers; shading is logarithmic, relative to the state with the most speakers.
| State | Speakers |
|---|---|
| California | 10,510,000 |
| Texas | 7,717,000 |
| Florida | 4,470,000 |
| New York | 2,802,000 |
| Illinois | 1,628,000 |
| New Jersey | 1,440,000 |
| Arizona | 1,343,000 |
| Georgia | 801,100 |
| North Carolina | 753,100 |
| Pennsylvania | 636,800 |
| Massachusetts | 623,200 |
| Washington | 620,200 |
| Colorado | 600,600 |
| Virginia | 595,200 |
| Nevada | 591,300 |
| New Mexico | 510,400 |
| Maryland | 494,400 |
| Connecticut | 413,800 |
| Oregon | 353,300 |
| Utah | 310,300 |
| Indiana | 295,400 |
| Michigan | 274,900 |
| Oklahoma | 274,300 |
| Tennessee | 271,500 |
| Ohio | 259,600 |
| Wisconsin | 257,000 |
| South Carolina | 226,400 |
| Kansas | 212,200 |
| Minnesota | 207,300 |
| Louisiana | 161,900 |
| Alabama | 156,800 |
| Arkansas | 155,500 |
| Missouri | 150,400 |
| Nebraska | 140,900 |
| Idaho | 137,000 |
| Rhode Island | 131,500 |
| Iowa | 125,600 |
| Kentucky | 115,800 |
| Delaware | 66,430 |
| Mississippi | 66,350 |
| District of Columbia | 57,930 |
| New Hampshire | 32,460 |
| Hawaii | 31,420 |
| Wyoming | 25,150 |
| Alaska | 23,630 |
| South Dakota | 17,790 |
| West Virginia | 17,110 |
| Montana | 14,550 |
| North Dakota | 13,880 |
| Maine | 11,920 |
| Vermont | 7,122 |
State counts reflect the 15 most reported non-English languages in each state’s ACS table. States where Spanish falls outside the top 15 are shown without shading; the national total includes every state.
16.1 million
speakers of Spanish speak English less than “very well”: the federal threshold for needing language assistance.
39%
of Spanish speakers in the U.S. meet that limited-English definition.
10.5 million
people speak Spanish at home in California alone.
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
Unique Features to Consider for Spanish Translation
Every language has grammar that an interpreter must handle correctly. These are the Spanish features that the fewest other languages in the world share, according to the World Atlas of Language Structures (WALS).
Indo-European · Romance · Eurasia
1.4%
of the world’s languages share this trait
Spanish turns a statement into a yes-or-no question by reordering the words or raising the voice alone, so an interpreter who misses the tone misses the question.
3.2%
of the world’s languages share this trait
Spanish builds its perfect tense from the verb for having, and that form tells an interpreter whether a symptom is finished or still going on.
4.8%
of the world’s languages share this trait
Spanish marks gender in “we” and “you” as well as “he” and “she”, a detail English drops that an interpreter must carry to keep clear who a patient is talking about.
Spanish in the WALS Categories
- Word ordersubject, object and verb
- SVO
- Adpositionsprepositions or postpositions
- Prepositions
- Adjectivebefore or after the noun
- Noun-Adjective
- Demonstrativethis and that, before or after
- Demonstrative-Noun
- Numeralnumber before or after the noun
- Numeral-Noun
- Genitivepossessor before or after
- Noun-Genitive
- Relative clausebefore or after the noun
- Noun-Relative clause
- Morphologyprefixing or suffixing
- Strongly suffixing
- Tonewhether pitch changes meaning
- No tones
- Casesnumber of noun cases
- No morphological case-marking
- Gendersnumber of noun genders
- Two
- Classifierscounting words for nouns
- Not coded
Source: Dryer, Matthew S. & Haspelmath, Martin (eds.) 2013. WALS Online, Max Planck Institute for Evolutionary Anthropology, Leipzig. Spanish entry: wals.info SPA. Licensed under CC BY 4.0. Values are reproduced as WALS codes them; each links to its datapoint. Clinical readings are Opalite’s inferences, not WALS’s.
FAQs About Spanish Medical Interpreters
Three states hold 55% of the nation’s Spanish speakers, and Spanish ranks in the published top-15 language tables of all 50 states and Washington, DC.
Source: U.S. Census Bureau, 2017-2021 American Community Survey 5-year estimates.
For Spanish, the comparison has been measured directly. In a blinded validation study run with physician-researchers from Johns Hopkins Medicine and the U.S. Department of Veterans Affairs, Opalite produced over 90% fewer errors than certified medical interpreters and over 98% fewer major and critical errors, with Spanish among the tested languages. Across seven quality domains, blinded clinicians scored it 9.0 of 10. CIFC Health went furthest and made Opalite its standard of care, a step its published case study describes.
States where Spanish is a top 15 non-English language
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- District of Columbia
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
The interpreter is already in the room.
Watch Opalite interpret a live conversation in seconds, in any language your patients speak.