Ytre Arna is a settlement in the borough of Arna in the municipality of Bergen in Vestland county, Norway. Ytre Arna is principally associated with A/S Arne Fabrikker, the country's first mechanised cotton mill. Ytre Arna Church (Ytre Arna kirke) is also located in the village. The 1.55 km2 village has a population (2012) of 2,626 and a population density of 1694 PD/km2. Since 2013, Statistics Norway no longer tracked separate population statistics for Ytre Arna, instead the village was incorporated into a larger urban area called Arna.