Laufenburg District is a district of the canton of Aargau, Switzerland, essentially consisting of the upper Fricktal valley in the Aargau Jura south of the Rhine.

[1] The Laufenburg district has an area, as of 2009[update], of 152.56 square kilometers (58.90 sq mi).

Of the rest of the land, 15.9 km2 (6.1 sq mi) or 10.4% is settled (buildings or roads).

There were a total of 9,104 jobs (of at least 6 hours per week) in the district.

[4] From the 2000 census[update], 15,302 or 59.4% were Roman Catholic, while 5,752 or 22.3% belonged to the Swiss Reformed Church.