Autism Awareness Month 2027 runs from Thursday, April 1, to Friday, April 30, 2027. Many groups now call it Autism Acceptance Month, the name the Autism Society adopted in 2021.
The month includes World Autism Awareness Day on Friday, April 2, 2027. This guide covers the dates, why the name changed, the colors and symbols, and key facts.
Key takeaways
- Autism Awareness Month, or Autism Acceptance Month, is April every year.
- World Autism Awareness Day, set by the United Nations, is April 2; in 2027, it falls on a Friday.
- In the UK, World Autism Acceptance Week is expected to run from Monday, March 29, to Sunday, April 4, 2027.
- The CDC estimates that about 1 in 31 eight-year-olds in the US has been identified with autism.
Autism Awareness Month 2027 at a glance
- Dates: Thursday, April 1 – Friday, April 30, 2027.
- Also called: Autism Acceptance Month; National Autism Awareness Month.
- World Autism Awareness Day: Friday, April 2, 2027.
- UK World Autism Acceptance Week: Monday, March 29 – Sunday, April 4, 2027 (expected).
- Started as: National Autistic Children’s Week, in 1972.
- Public holiday: no.
Table of Contents
When is Autism Awareness Month 2027?
Autism Awareness Month 2027 is April 1–30, 2027, starting on a Thursday and ending on a Friday. Many countries mark autism in April, while the UK focuses on a single week.
| Observance | 2027 dates | Who marks it |
|---|---|---|
| Autism Awareness Month / Autism Acceptance Month | Thursday, April 1 – Friday, April 30 | US and many other countries |
| World Autism Awareness Day | Friday, April 2 | United Nations, worldwide |
| World Autism Acceptance Week | Monday, March 29 – Sunday, April 4 (expected) | UK, led by the National Autistic Society |
| Autistic Pride Day | Friday, June 18 | Autistic-led, worldwide |
The UK week usually runs Monday to Sunday around April 2, and the National Autistic Society confirms its dates each year.
Is it Autism Awareness Month or Autism Acceptance Month?
Both names refer to the same April observance. “Autism Awareness Month” is the older name, and “Autism Acceptance Month” is the name the Autism Society of America adopted in 2021 (Dictionary.com).
The change came from autistic people themselves. During the 2010s, the Autistic Self Advocacy Network and others argued that most people now know what autism is, and that the goal should be acceptance and inclusion, led by autistic voices. Many schools, employers, and governments now use “acceptance,” while others still use “awareness,” especially for World Autism Awareness Day.
How did Autism Awareness Month start?
Autism Awareness Month began as a single week in 1972 and grew into a month. The main steps:
| Year | What happened |
|---|---|
| 1972 | The Autism Society holds the first National Autistic Children’s Week. |
| Later years | The week grows into Autism Awareness Month in April. |
| 2007 | The UN General Assembly adopts resolution 62/139, naming April 2 as World Autism Awareness Day. |
| 2008 | The first World Autism Awareness Day is observed. |
| 2010s | Autistic advocates push for “acceptance” in place of “awareness.” |
| 2021 | The Autism Society formally adopts the name Autism Acceptance Month. |
Each year, the UN sets a theme for World Autism Awareness Day. The 2026 theme was “Autism and Humanity: Every Life Has Value,” and the 2025 theme was “Advancing Neurodiversity and the UN Sustainable Development Goals” (Wikipedia). The 2027 theme has not been announced.
What are the colors and symbols for autism?
Blue is the best-known autism color, but many autistic people prefer red, gold, or a rainbow infinity symbol. Here is what each one stands for:
| Color or symbol | Associated with | View in the autistic community |
|---|---|---|
| Blue (“Light It Up Blue”) | Autism Speaks awareness campaigns | Many autistic people do not support it |
| Puzzle piece | Awareness campaigns since the 1960s | Widely criticized for suggesting autistic people are “puzzling” or missing something |
| Red (“Red Instead”) | Acceptance campaigns led by autistic people | Supported as an acceptance color |
| Gold (“Light It Up Gold”) | Acceptance campaigns | Supported as an acceptance color |
| Rainbow infinity loop | Neurodiversity | Described as the most accepted symbol in the autistic community |
These views come from an autistic writer’s blog published by Surrey County Council. If you are planning a school or workplace event, the rainbow infinity symbol and red or gold are the safest choices for an acceptance message.
Autism facts
About 1 in 31 eight-year-olds in the US has been identified with autism spectrum disorder, according to CDC data from 2022, published on April 15, 2025. That is up from 1 in 36 in the previous report (HHS).
- Boys: about 1 in 20 eight-year-old boys have been identified with autism, in the same data.
- How it is counted: the CDC’s Autism and Developmental Disabilities Monitoring Network reviews records for 8-year-olds at 16 sites across the US.
- Why figures rise: the CDC has linked rising figures in part to better identification and screening; the reasons are still studied and debated.
Autism is a lifelong difference in how people communicate, sense the world, and interact. It affects people in very different ways, which is why it is described as a spectrum.
Autism Acceptance Month ideas
Schools, workplaces, and families can mark the month in ways that include autistic people. Ideas include:
- Listen to autistic voices: read books, blogs, and talks by autistic writers, rather than only about them.
- Make spaces calmer: offer quiet rooms, dimmer lighting, or sensory-friendly hours at events.
- Teach about neurodiversity: classes can learn that brains work in different ways, using the infinity symbol as a starting point.
- Support autistic-led groups: donate to or volunteer with organizations run by autistic people.
- Check workplace practices: clear written instructions and flexible routines help many autistic employees.
Other health and heritage months in 2027 are listed in the Awareness Calendar 2027, including Women’s History Month in March.
Autism Awareness Month dates 2026 to 2031
| Year | Starts | Ends | World Autism Awareness Day |
|---|---|---|---|
| 2026 | Wednesday, April 1 | Thursday, April 30 | Thursday, April 2 |
| 2027 | Thursday, April 1 | Friday, April 30 | Friday, April 2 |
| 2028 | Saturday, April 1 | Sunday, April 30 | Sunday, April 2 |
| 2029 | Sunday, April 1 | Monday, April 30 | Monday, April 2 |
| 2030 | Monday, April 1 | Tuesday, April 30 | Tuesday, April 2 |
| 2031 | Tuesday, April 1 | Wednesday, April 30 | Wednesday, April 2 |
Frequently asked questions
When is Autism Awareness Month 2027?
Autism Awareness Month 2027 runs from Thursday, April 1, to Friday, April 30, 2027.
When is World Autism Awareness Day 2027?
World Autism Awareness Day 2027 is Friday, April 2, 2027.
Why is it now called Autism Acceptance Month?
Autistic advocates asked for a focus on acceptance and inclusion rather than awareness, and the Autism Society adopted the name Autism Acceptance Month in 2021.
What color is for autism?
Blue is linked to Autism Speaks campaigns, but many autistic people prefer red, gold, or the rainbow infinity symbol for acceptance.
When is World Autism Acceptance Week 2027 in the UK?
World Autism Acceptance Week 2027 is expected to run from Monday, March 29, to Sunday, April 4, 2027. The National Autistic Society confirms the dates each year.
How common is autism?
About 1 in 31 eight-year-olds in the US has been identified with autism, according to CDC data published in 2025.
