# Labor Force: Cook County, IL (U)

Labor Force: Cook County, IL (U) was down 0.7% year on year in September 2025, compared with −1.1% in August 2025.
The level stood at 2,707,866 thousands.
Over the past ten years it has ranged from −5.6% (Mar 2021) to 4.3% (Jan 2022), averaging 0.4%.

- Source agency: U.S. Bureau of Labor Statistics (flat files)
- Makrognosis code: `US-IL-17031.LF.M.NSA`
- Frequency: monthly
- Units: thousands
- Coverage: 1990-01-01 to 2026-09-01 (440 observations)
- Page: https://makrognosis.robomacro.com/data/united-states/labor-force-cook-county-il-u

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 2,707,866 thousands | — |
| August 2026 | 2,707,451 thousands | — |
| July 2026 | 2,724,630 thousands | — |
| June 2026 | 2,744,899 thousands | — |
| May 2026 | 2,733,914 thousands | — |
| April 2026 | 2,720,224 thousands | — |
| March 2026 | 2,755,350 thousands | — |
| February 2026 | 2,779,761 thousands | — |
| January 2026 | 2,740,954 thousands | — |
| December 2025 | 2,758,857 thousands | — |
| November 2025 | 2,775,832 thousands | — |
| September 2025 | 2,772,790 thousands | −0.7 |
| August 2025 | 2,778,892 thousands | −1.1 |
| July 2025 | 2,799,497 thousands | −1.1 |
| June 2025 | 2,808,810 thousands | −0.3 |
| May 2025 | 2,774,202 thousands | 0.4 |
| April 2025 | 2,783,348 thousands | 0.6 |
| March 2025 | 2,803,918 thousands | 1.4 |
| February 2025 | 2,790,691 thousands | 1.8 |
| January 2025 | 2,786,386 thousands | 2.4 |
| December 2024 | 2,778,904 thousands | 2.4 |
| November 2024 | 2,809,190 thousands | 2.3 |
| October 2024 | 2,808,364 thousands | 2.7 |
| September 2024 | 2,792,945 thousands | 3.0 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US-IL-17031.LF.M.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-IL-17031.LF.M.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```