| Sejerø | |
| Local Name: | --> |
| Nickname: | --> |
| Pushpin Map: | Denmark |
| Pushpin Map Caption: | Sejerø island west of Zealand in the Bay of Sejerø. |
| Coordinates: | 55.8833°N 11.15°W |
| Area Km2: | 12.36 |
| Country: | Denmark |
| Country Admin Divisions Title: | Municipality |
| Country Admin Divisions: | Kalundborg Municipality |
| Population: | 328 |
| Population As Of: | 2024 |
| Density Km2: | 26.53 |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code: | 4592[1] |
Sejerø is a Danish island in the Kattegat sea, north-west of Zealand.[2] Sejerø with its 328 inhabitants[3] is part of Kalundborg Municipality and covers an area of 12.36km². The largest village on Sejerø is Sejerby, housing half of the island's population.
South-east of Sejerø is the smaller island of Nekselø, also in the Bay of Sejerø.
Nearby islands:
