Colorado: ELL Resources

Colorado map

As of 2019, Colorado's schools were home to more than 96,000 English language learners. In recent years, the most common five languages spoken by ELLs in Colorado have been Spanish, Arabic, Vietnamese, Chinese, and Russian. (U.S. Dept. of Education, National Center for Education Statistics)

Colorado is a member of WIDA (World-Class Instructional Design and Assessment), fully adopting WIDA in 2013. WIDA is a consortium of states dedicated to the design and implementation of high standards and equitable educational opportunities for English language learners which offers states programming for identifying and annually assessing the English language development of its English learners.

Note: For additional state-by-state data and information, see New America's English Learner Accountability Hub.

State ELL Resources

ELL Website: Office of Culturally and Linguistically Diverse Education

Toolkit: Learners who are Culturally and/or Linguistically Diverse (CLD) Suspected of Having Educational Disabilities

NCELA: Title III Information

WIDA: Colorado Contact Information

Statewide Organizations

Colorado TESOL

CoTESOL is a dynamic, growing organization of educators involved in various aspects of second language learning and bilingual education.

Colorado: Seal of Biliteracy

Colorado adopted the Seal of Biliteracy in 2017, following a pilot program in local districts. The Seal of Biliteracy is an award given by a school, district, or state in recognition of students who have studied and attained proficiency in two or more languages by high school graduation.

AFT Colorado

CFT, the Colorado statewide affiliate of the American Federation of Teachers, gains improved working conditions for teachers and better learning conditions for students by proposing statewide tenure laws, teacher certification standards, school district reorganization, and improved school financing.

Colorado Education Association

Colorado Education Association is a National Education Association State Affiliate that regularly lobbies legislators for the resources schools need, campaigns for higher professional standards for the teaching profession, and files legal actions to protect academic freedom and the rights of school employees.

Parent Resource Centers

State parent information resource centers are listed in this directory compiled by the Center for Parent Information & Resources. Also see Promising Partnership Practices in Colorado.


Note: Regulations change with time. These guidelines were compiled in January of 2012 and updated in May 2022. If you see something that needs updating, please send an e-mail to Colorín Colorado. For more detailed information regarding ELL guidelines and policies at the state and federal levels, please see the following:


U.S. Department of Education. Our Nation’s English Learners. Most Common Non-English Languages Spoken by English Learners.