Data report · federal figures, school year 2023-24

Special education complaints in Colorado

Name: Special Education Complaints in Colorado, 2023-24
Creator: Serenido
License: https://creativecommons.org/licenses/by/4.0/

Parents in Colorado filed 143 written special education complaints in 2023-24. 98.3% of its 59 complaint decisions were issued on time, ranking 36th of 50 (tied states share a rank).

143

written complaints

12.1 per 10,000 students, below the U.S. rate of 12.6

98.3%

decided on time

U.S.: 87%

78%

found a violation

46 of 59 decisions. U.S.: 62.7%

Five years in Colorado

Complaints rose from 48 in 2019-20 to 143 in 2023-24 (+198%), the 2nd fastest growth of 37 states with at least 20 complaints in 2019-20. That is the 19th highest complaint rate for its size, out of 51. Colorado also recorded 68 due process complaints in 2023-24.

School year	Written complaints	Decided on time	Due process complaints
2019-20	48	100%	43
2020-21	29	100%	47
2021-22	56	100%	49
2022-23	82	100%	30
2023-24	143	98.3%	68

Where complaints go in Colorado
Colorado Department of Education
201 E Colfax Avenue
Denver, CO 80203
303-866-6889
The state's dispute resolution page

Check the state page for the exact address for a written complaint before you send one.

Thinking of filing? The Special Education Complaint Router tells you whether a state complaint or another route fits, with deadlines as real dates and the complaint written for you. The IEP Deadline Clock works out when the school's legal clock runs out.

Source: U.S. Department of Education, IDEA Section 618 Dispute Resolution and Child Count files. Compare every state in the national report.

Cite this page

Serenido (2026). Special Education Complaints in Colorado, 2023-24. Data: U.S. Department of Education, IDEA Section 618 State Part B Dispute Resolution and Child Count, 2023-24. https://serenido.com/special-education-complaints-by-state/colorado/

Free to quote and republish with a link back. The full table is a CSV download.

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