Wölflinswil is a municipality in the district of Laufenburg in the canton of Aargau in Switzerland.

Wölflinswil has an area, as of 2009[update], of 9.51 square kilometers (3.67 sq mi).

Of the rest of the land, 0.61 km2 (0.24 sq mi) or 6.4% is settled (buildings or roads), 0.01 km2 (2.5 acres) or 0.1% is either rivers or lakes.

[3] "The blazon of the municipal coat of arms is Or a Wolf Gules passant regardant.

[7] The age distribution, as of 2008[update], in Wölflinswil is; 115 children or 12.7% of the population are between 0 and 9 years old and 110 teenagers or 12.1% are between 10 and 19.

[7] In the 2007 federal election the most popular party was the SVP which received 44.9% of the vote.

[9] The historical population is given in the following table:[8] The village of Wölflinswil is designated as part of the Inventory of Swiss Heritage Sites.

From the 2000 census[update], 529 or 67.5% were Roman Catholic, while 138 or 17.6% belonged to the Swiss Reformed Church.