Effective Federal Funds Rate
EFFRratesFree tier
| Series ID | EFFR |
|---|---|
| Units | Percent |
| Frequency | Daily |
| Category | rates |
| Latest observation | 2026-10-08 |
| History | Point-in-time: every value as first published plus each revision, so backtests see only what was known on the day |
Latest reading
The latest Effective Federal Funds Rate observation, for 2026-10-08, is 3.88 Percent, unchanged from 3.88 for 2026-10-07. It has not been revised since it was first published. 0.0% of observations in this history were revised after first release.
| Latest observation | 2026-10-08 |
|---|---|
| Latest value | 3.88 Percent |
| Previous | 3.88 (2026-10-07) |
| Change | 0 (0.0%) |
| First published value | 3.88 |
| Last release | 2026-10-09 |
| Vintages stored | 2,664 |
| Observations | 6,596 |
Get it in Python
import finzdata as yf
df = yf.Client().macro("EFFR")
df.tail()Or chart it live on FinzData Explore.
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