Prior to the album being available for purchase, the band made the songs "Om Du Möter Varg" and "Neonland" available on their website.

Olle Sjögren of Norrländska Socialdemokraten begins his review of Wermland by noting that the album's "shining gold-metallic artwork with measured typography [...] could have been part of a luxury PR-campaign from Louis Vuitton."

Olle concludes the review by writing "Detektivbyrån's Wermland is so far the prettiest approach to integrating Swedish folk music with modern electronic elements, without coming close to the awful Nordman and Sarek.

"[3] Nancy Baym of Scandinavian music journal "It's a trap" provides one of few English language reviews where she notes that "the sheer fun of their sound has won them and an enthusiastic following.

[6] played drums, accordion, vibraphone, case, drawing pin piano, glockenspiel, clicker, mellotron, music box, pen, scissors, shoes, synthesizer, tele cables, traktofon.