Walnut is located in Bureau County. About 1,311 people live here (as of 2020). Between 2010 and 2020, the population declined from 1,416 to 1,311. The region is at 215 meters above sea level. There are about 56 streets in Walnut. The postal codes are 61376. Walnut is human settlement in Bureau County, Illinois, United States of America.
| Area | 0.8 |
| Elevation | 215 m |
| Located in | Bureau County |
| Postal code | 61376 |
| Country | United States |
| Population | 1311 |
| Official name | Walnut |
| Bike path |
| Bike lane on roadway |
| Cycling allowed on bus lane |
| Bicycle street |
| Open to cyclists |
| Open to cyclists, good path |
| Cycling prohibited |
| Cobblestone |
| Long-distance bike route | (depending on scale) |
| Long-distance bike route |
| Long-distance hiking trail | (depending on scale) |
| Long-distance hiking trail |
| Pedestrians prohibited |