| Reerslev | |
| Settlement Type: | Village |
| Pushpin Map: | Denmark#Denmark Capital Region |
| Coordinates: | 55.6222°N 12.1886°W |
| Subdivision Type: | Country |
| Subdivision Name: | Denmark |
| Subdivision Type1: | Region |
| Subdivision Name1: | Capital (Hovedstaden) |
| Subdivision Type2: | Municipality |
| Subdivision Name2: | Høje-Taastrup |
| Population Urban: | 721 |
| Population As Of: | 2024 |
| Population Footnotes: | [1] |
| Population Density Urban Km2: | auto |
Reerslev is a town in the Høje-Taastrup Municipality in northeast Zealand, Denmark. It is located 3.5 kilometers south of Hedehusene, 3.5 kilometers north of Tune and 27 kilometers west of Copenhagen. As of 2024, it has a population of 721.