What is the age of consent in Illinois?
16–17
The age of consent in Illinois is 17.
Illinois is classified “16–17” for the age of consent, as are 37 of the other 49 states and the District of Columbia.
Source
- Last checked
- 17 September 2026
- How it was classified
- Read from the source’s state-by-state coverage; the topic is published only once hand-verified reference states match it.
Across the United States
- 16–17 37 states and the District of Columbia, including Illinois.
- 18+ 13 states.
Nearby states
Other laws in Illinois
- Abortion
- Legal on request
- Euthanasia
- Assisted dying only
- Same-Sex Marriage
- Marriage legal
- Sex Work
- Illegal
- Death Penalty
- Fully abolished
- Gun Laws
- Highly restrictive / banned
- Cannabis
- Legal
A visual reference compiled from Wikipedia’s law-by-country articles, not legal advice. Laws change and summaries simplify — check a primary source before relying on anything here.