 sÃ¸rum is a municipality in akershus county, norway. it is part of the traditional region of romerike. the administrative centre of the municipality is the village of sÃ¸rumsand. sÃ¸rum was established as a municipality on 1 january 1838 (see formannskapsdistrikt). the municipality of blaker was merged with sÃ¸rum on 1 january 1962. ==general information== ===name=== the municipality (originally the parish) is named after the old sÃ¸rum farm (old norse: suÄrheimr), since the first church was built here. the first element is suÄr which means "southern" and the last element is heimr which means "home/homestead" or "farm". ===coat-of-arms=== the coat-of-arms is from modern times. they were granted on 26 june 1981. the arms show a red rose with five petals on a yellow background. the rose is derived from the arms of the medieval dynasty of sudreim (sudreimsÃ¦tten), one of the most influential noble families in norway at the time. their name was derived from what is now known as sÃ¸rum. ==geography== sÃ¸rum is located in the central part of akershus county. to the north sÃ¸rum borders the municipality of ullensaker, to the east nes and aurskog-hÃ¸land, in the south fet, and to the west skedsmo and gjerdrum. ==sister cities== the following cities are twinned with sÃ¸rum:{{cite web
Municipalities_of_Akershus SA,rum