Founded in 1867, Jewell County is one of 105 counties in the state of Kansas. Historically, Jewell County was formed from unorganized area. The city of Mankato is the county seat. With FIPS code of 89, Jewell County has a population of 2,937 and area of 909 square miles (2,354 km2).
List of all cities in Jewell County, KS alphabetically
| City/Town | Postal Code | Area Code |
| Burr Oak, KS | 66936 | 785 |
| Esbon, KS | 66941 | 785 |
| Formoso, KS | 66942 | 785 |
| Ionia, KS | 66949 | 785 |
| Jewell, KS | 66949 | 785 |
| Mankato, KS | 66956 | 785 |
| Randall, KS | 66963 | 785 |
| Webber, KS | 66970 | 785 |