Observations

Aug 2026: -0.04

Updated: Sep 21, 2026 7:35 AM CDT

Units:

Index,

Not Seasonally Adjusted

Frequency:

Monthly

Notes

Title	Release Dates

Chicago Fed National Activity Index	2011-05-23	2026-09-21

Source

Federal Reserve Bank of Chicago	2011-05-23	2026-09-21

Release

Chicago Fed National Activity Index	2011-05-23	2026-09-21

Units

Index	2011-05-23	2026-09-21

Frequency

Monthly	2011-05-23	2026-09-21

Seasonal Adjustment

Not Seasonally Adjusted	2011-05-23	2026-09-21

Notes

A zero value for the index indicates that the national economy is expanding at its historical trend rate of growth; negative values indicate below-average growth; and positive values indicate above-average growth. For further information, please visit the Federal Reserve Bank of Chicago's web site: http://www.chicagofed.org/webpages/research/data/cfnai/current_data.cfm	2011-05-23	2026-09-21

Chicago Fed National Activity Index (CFNAI)