# Population — Washington, IL (persons)

Population — Washington, IL (persons) was 13,535 persons in 2024, down 0.3% from 2023.
That is the lowest reading since the series began in 1969.
Over the past ten years it has ranged from 13,535 persons (2024) to 14,366 persons (2014), averaging 13,876 persons.

- Source agency: U.S. Bureau of Economic Analysis (Regional Economic Accounts)
- Makrognosis code: `US-IL-17189.POP.A.NSA`
- Frequency: annual
- Units: persons
- Coverage: 1969-01-01 to 2024-01-01 (56 observations)
- Page: https://makrognosis.robomacro.com/data/united-states/population-washington-il

## Recent data

| Period | Value |
|---|---:|
| 2024 | 13,535 persons |
| 2023 | 13,570 persons |
| 2022 | 13,650 persons |
| 2021 | 13,651 persons |
| 2020 | 13,731 persons |
| 2019 | 13,876 persons |
| 2018 | 13,965 persons |
| 2017 | 13,921 persons |
| 2016 | 14,143 persons |
| 2015 | 14,231 persons |
| 2014 | 14,366 persons |
| 2013 | 14,394 persons |
| 2012 | 14,586 persons |
| 2011 | 14,567 persons |
| 2010 | 14,709 persons |
| 2009 | 14,755 persons |
| 2008 | 14,855 persons |
| 2007 | 14,890 persons |
| 2006 | 15,008 persons |
| 2005 | 14,950 persons |
| 2004 | 15,106 persons |
| 2003 | 15,189 persons |
| 2002 | 15,129 persons |
| 2001 | 15,258 persons |

## API

```
curl -H "X-API-Key: $MAKROGNOSIS_KEY" \
  "https://makrognosis.robomacro.com/v1/series/US-IL-17189.POP.A.NSA"

# Python
import requests
r = requests.get("https://makrognosis.robomacro.com/v1/series/US-IL-17189.POP.A.NSA",
                 headers={"X-API-Key": KEY})
obs = r.json()["observations"]
```