# Karlsøya

> island in Sarpsborg, Østfold, Norway

**Wikidata**: [Q6372619](https://www.wikidata.org/wiki/Q6372619)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Karlsøya_(Østfold))  
**Source**: https://4ort.xyz/entity/karls-ya-q6372619