How Often Do Illinois Nonprofits Change Auditors?

Between audit years 2024 and 2025, 46 of 575 Illinois nonprofits with comparable single audits (8.0%) had a primary auditor that differs from the prior observed year, based on Federal Audit Clearinghouse filings as of 2026-09-11.

Data as of Sep 11, 2026 · Source: Federal Audit Clearinghouse (public data)

How often does the observed auditor change in Illinois?

Observed auditor changes by year pair
Year pairOrganizations comparedAuditor changedRate
2016 → 2017612590.0964
2017 → 2018613400.0653
2018 → 2019633680.1074
2019 → 2020648340.0525
2020 → 2021656470.0716
2021 → 2022708510.072
2022 → 2023717860.1199
2023 → 2024668790.1183
2024 → 2025575460.08

Does the rate differ by organization size?

Observed auditor changes by size band
BandComparedChangedRate
$10M–$50M6610.0152
$1M–$3M248290.1169
$3M–$10M212120.0566
$50M+1210.0833
Under $1M3730.0811