Upper Norrland Military District, originally VI Military District was a Swedish military district, a command of the Swedish Armed Forces that had operational control over Upper Norrland, for most time of its existence corresponding to the area covered by the counties of Västerbotten and Norrbotten. The headquarters of Milo ÖN were located in Boden.

The Norrland Engineer Battalion, designation Ingbat/I 19, originally Boden Engineer Regiment, designation Ing 3, was a Swedish Army engineer unit, one of the few new formations raised in the 20th century. It was disbanded in 2005. The unit was garrisoned in Boden, Sweden.