Credit Union Routing Number
Dupage Credit Union Routing Number
The routing number for Dupage Credit Union is 271990198. It is a credit union in Naperville, Illinois, NCUA charter 97084.
Data as of · size and membership from the NCUA 5300 call report. How we update
About Dupage Credit Union
Dupage Credit Union is based in Naperville, Illinois, and has been chartered since 1955. It reported $600.2M in assets for Q2 2026, the 20th largest of 185 credit unions headquartered in Illinois and 686th of 4,252 nationally. Assets were $569.6M a year earlier (Q2 2025), so the credit union is larger now. It counted 49,845 members on that report. The NCUA lists 5 branch locations for the credit union.
Record
- Routing number
- 271990198
- NCUA charter number
- 97084
- RSSD ID
- 79396
- Headquarters
- Naperville, Illinois 60563
- Chartered
- 1955
- Total assets (Q2 2026)
- $600.2M
- Members (Q2 2026)
- 49,845
- Branch locations
- 5
- Routing record refreshed
- October 8, 2026
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View Dupage Credit Union's full profile →
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Regulator records: NCUA credit union profile (charter 97084) · FFIEC NIC profile (RSSD 79396)