| Kloštar Ivanić | |
| Official Name: | Općina Kloštar Ivanić |
| Settlement Type: | Municipality |
| Pushpin Map: | Croatia |
| Pushpin Mapsize: | 250 |
| Pushpin Map Caption: | Location of Kloštar Ivanić in Croatia |
| Coordinates: | 45.74°N 16.42°W |
| Subdivision Type: | Country |
| Subdivision Name: | Croatia |
| Subdivision Type1: | County |
| Subdivision Name1: | Zagreb County |
| Established Title: | Established |
| Seat Type: | Muni. seat |
| Seat: | Kloštar Ivanić |
| Parts Type: | Settlements |
| Parts Style: | coll |
| Parts: | 11 settlements |
| P1: | Bešlinec |
| P2: | Čemernica Lonjska |
| P3: | Donja Obreška |
| P4: | Gornja Obreška |
| P5: | Kloštar Ivanić (seat) |
| P6: | Krišci |
| P7: | Lipovec Lonjski |
| P8: | Predavec |
| P9: | Sobočani |
| P10: | Stara Marča |
| P11: | Šćapovec |
| Leader Party: | SDP |
| Leader Title: | Mayor |
| Leader Name: | Željko Filipović |
| Area Footnotes: | [1] |
| Area Total Km2: | 77.5 |
| Area Urban Km2: | 14.0 |
| Population As Of: | 2021 |
| Population Total: | 5523 |
| Population Density Km2: | auto |
| Population Urban: | 3263 |
| Population Density Urban Km2: | auto |
| Timezone: | CET |
| Timezone Dst: | CEST |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal codes |
| Postal Code: | 10312 |
| Area Code Type: | Area code |
| Area Code: | 01 |
| Blank Name: | License plates |
| Blank Info: | ZG |
Kloštar Ivanić is a settlement and the surrounding municipality in central Croatia, located in the Zagreb County, about 50 kilometres southeast of the city of Zagreb and 30 kilometers north of Sisak. According to the 2011 census, there are 6,091 inhabitants in Kloštar Ivanić proper and the surrounding ten villages which make up the municipality, 97.2% of whom are ethnic Croats. The municipality is part of the Moslavina microregion. The nearest town is Ivanić-Grad, only 4 kilometres away.
Like most municipalities of Croatia, Kloštar Ivanić is almost entirely rural, consisting of a collection of villages, the largest of which is also called Kloštar Ivanić and which serves as municipal seat. The following is a list of settlements with their populations per the 2011 Croatian census: