| Native Name: | শিমুলিয়া ইউনিয়ন |
| Settlement Type: | Union |
| Pushpin Map: | Bangladesh |
| Pushpin Map Alt: | Location in Bangladesh |
| Pushpin Label Position: | Right |
| Coordinates: | 23.8154°N 89.8742°W |
| Subdivision Type: | Country |
| Subdivision Name: | Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Dhaka |
| Subdivision Type2: | District |
| Subdivision Name2: | Manikganj |
| Subdivision Type3: | Upazila |
| Subdivision Name3: | Shivalaya |
| Established Title: | Established |
| Established Date: | 1918 |
| Leader Title: | chairman |
| Leader Name: | Jasim uddin |
| Unit Pref: | Metric |
| Area Total Km2: | 20.72 |
| Area Total Ha: | 2072 |
| Population As Of: | 2011 |
| Population Total: | 30220 |
| Population Density Km2: | auto |
| Timezone1: | BST |
| Utc Offset1: | +6 |
| Official Name: | Simulia Union |
Simulia (Bengali: শিমুলিয়া)is a union of Shivalaya Upazila under Manikganj District in Dhaka Division, Bangladesh.[1]
Simulia Union was established in 1918.