Back مقاطعة وارين (إلينوي) Arabic وارن بؤلگهسی، ایلینوی AZB Warren County, Illinois BAR Уорън (окръг, Илинойс) Bulgarian ৱারেন কাউন্টি, ইলিনয়স BPY Warren Gông (Illinois) CDO Уоррен (гуо, Иллинойс) CE Warren County (kondado sa Tinipong Bansa, Illinois) CEB Warren County, Illinois Welsh Warren County (Illinois) German
Warren County | |
|---|---|
 Warren County Courthouse in Monmouth | |
 Location within the U.S. state of Illinois | |
 Illinois's location within the U.S. | |
| Coordinates: 40°51′N 90°37′W / 40.85°N 90.61°W | |
| Country |  United States |
| State |  Illinois |
| Founded | 1825 |
| Named for | Joseph Warren |
| Seat | Monmouth |
| Largest city | Monmouth |
| Area | |
| • Total | 543 sq mi (1,410 km2) |
| • Land | 542 sq mi (1,400 km2) |
| • Water | 0.6 sq mi (2 km2) 0.1% |
| Population (2020) | |
| • Total | 16,835 |
| • Density | 31/sq mi (12/km2) |
| Time zone | UTC−6 (Central) |
| • Summer (DST) | UTC−5 (CDT) |
| Congressional districts | 15th, 17th |
| Website | www |
Warren County is a county in the U.S. state of Illinois. According to the 2020 census, it had a population of 16,835.[1] Its county seat is Monmouth.[2]
- ^ "Warren County, Illinois". United States Census Bureau. Retrieved June 10, 2023.
- ^ "Find a County". National Association of Counties. Retrieved June 7, 2011.