According to the source, data are based on total population residing in area; population enumerated as of April 1 for 1990, 2000, and 2010; estimated as of July 1 for all other years.
Furthermore, data include annulments. It also includes divorce petitions filed or legal separations for some counties or States.
In 2022, there were *** divorces per 1,000 inhabitants in Illinois. This figure was a decrease from 1990, when the divorce rate was *** divorces for every 1,000 inhabitants in the state.
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NCHS. (May 26, 2024). Divorce rate in Illinois from 1990 to 2022 (per 1,000 inhabitants) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 19, 2026, from /statistics/207150/divorce-rate-in-illinois/
NCHS. "Divorce rate in Illinois from 1990 to 2022 (per 1,000 inhabitants)." Chart. May 26, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 19, 2026. /statistics/207150/divorce-rate-in-illinois/
NCHS. (2024). Divorce rate in Illinois from 1990 to 2022 (per 1,000 inhabitants). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 19, 2026. /statistics/207150/divorce-rate-in-illinois/
NCHS. "Divorce Rate in Illinois from 1990 to 2022 (per 1,000 Inhabitants)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 26 May 2024, /statistics/207150/divorce-rate-in-illinois/
NCHS, Divorce rate in Illinois from 1990 to 2022 (per 1,000 inhabitants) ÌÇÐÄÆƽâ°æ, /statistics/207150/divorce-rate-in-illinois/ (last visited July 19, 2026)
Divorce rate in Illinois from 1990 to 2022 (per 1,000 inhabitants) [Graph], NCHS, May 26, 2024. [Online]. Available: /statistics/207150/divorce-rate-in-illinois/
