# Labor Force: Chester County, PA (U)

Labor Force: Chester County, PA (U) was down 0.4% year on year in September 2025, compared with −1.0% in August 2025.
The level stood at 307,859 thousands.
That is the highest reading since July 2024.
Over the past ten years it has ranged from −6.4% (Apr 2020) to 6.6% (Apr 2021), averaging 0.8%.

- Source agency: U.S. Bureau of Labor Statistics (flat files)
- Makrognosis code: `US-PA-42029.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-chester-county-pa-u

## Recent data

| Period | Value | Y/Y % |
|---|---:|---:|
| September 2026 | 307,859 thousands | — |
| August 2026 | 311,305 thousands | — |
| July 2026 | 311,715 thousands | — |
| June 2026 | 311,401 thousands | — |
| May 2026 | 309,093 thousands | — |
| April 2026 | 307,186 thousands | — |
| March 2026 | 303,994 thousands | — |
| February 2026 | 300,469 thousands | — |
| January 2026 | 301,312 thousands | — |
| December 2025 | 302,679 thousands | — |
| November 2025 | 304,646 thousands | — |
| September 2025 | 301,088 thousands | −0.4 |
| August 2025 | 304,004 thousands | −1.0 |
| July 2025 | 305,962 thousands | −1.3 |
| June 2025 | 303,677 thousands | −1.2 |
| May 2025 | 301,706 thousands | −1.2 |
| April 2025 | 301,169 thousands | −1.1 |
| March 2025 | 301,429 thousands | −1.4 |
| February 2025 | 298,930 thousands | −1.4 |
| January 2025 | 299,662 thousands | −1.0 |
| December 2024 | 299,650 thousands | −1.1 |
| November 2024 | 300,754 thousands | −1.6 |
| October 2024 | 303,066 thousands | −0.8 |
| September 2024 | 302,196 thousands | −0.7 |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US-PA-42029.LF.M.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-PA-42029.LF.M.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```