Illinois Auto Insurance: $104/mo NAIC baseline

Updated 2026-05-21 Source: PolicyChat Rate Authority Methodology

Updated May 21, 2026 — PolicyChat refreshes this page when new state DOI filings post.

Illinois auto insurance averages $104/mo (NAIC 2023 published baseline). No new Illinois filings in the past 30 days, so the baseline is the best available reference point.

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How PolicyChat sources this data

Public DOI filings + NAIC published averages + licensed partner feeds. Per-record provenance. Methodology: /methodology/rate-authority/

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