| Municipality of Žalec | |
| Native Name: | Občina Žalec |
| Native Name Lang: | sl |
| Settlement Type: | Municipality |
| Coordinates: | 46.2611°N 15.1611°W |
| Subdivision Type: | Country |
| Subdivision Name: |  Slovenia |
| Leader Title: | Mayor |
| Leader Name: | Janko Kos |
| Unit Pref: | Metric |
| Area Total Km2: | 117.1 |
| Population Footnotes: | [1] |
| Population Total: | 20335 |
| Population As Of: | 2002 |
| Population Density Km2: | auto |
| Timezone1: | CET |
| Utc Offset1: | +01 |
| Timezone1 Dst: | CEST |
| Utc Offset1 Dst: | +02 |
The Municipality of Žalec (in Slovenian pronounced as /ˈʒaːləts/; Slovenian: Občina Žalec) is a municipality in Slovenia in the traditional region of Styria. The seat of the municipality is the town of Žalec.[2] The municipality was established in its current form on 7 August 1998, when the former larger municipality of Žalec was divided into six smaller municipalities.[3]
In addition to the municipal seat of Žalec, the municipality also includes the following settlements: