North Branch Kishwaukee River
| North Branch Kishwaukee River | |
|---|---|
| Physical characteristics | |
| Source | |
| • location | McHenry County northeast of Harvard, Illinois |
| • coordinates | 42°26′49″N 88°32′17″W / 42.4469444°N 88.5380556°W |
| • elevation | 966 ft (294 m) |
| Mouth | |
• location | Confluence with the Kishwaukee east of Marengo, Illinois |
• coordinates | 42°15′57″N 88°33′04″W / 42.2658333°N 88.5511111°W |
• elevation | 810 ft (250 m) |
| Length | 17 mi (27 km) |
| Basin features | |
| Progression | North Branch Kishwaukee River → Kishwaukee → Rock → Mississippi → Gulf of Mexico |
| GNIS ID | 414567 |
The North Branch Kishwaukee River is a 17.1-mile-long (27.5 km) tributary of the Kishwaukee River in northern Illinois.