The earliest evidence of people in Bözen are a neolithic stone ax, a Roman Estate and Alamanni graves.

Starting in the 16th century, Bözen together with Elfingen and Effingen formed a low justice district.

The chapel of Bözen was first mentioned in 1381, and was originally part of the parish of Elfingen.

Economically the village was dominated by agriculture with a number of vineyards (in the mid-19th Century, some 50 ha).

19.2% of the total land area was heavily forested and 2.5% is orchards or small clusters of trees.

Most of the population (as of 2000[update]) speaks German (92.8%), with Albanian being second most common (2.0%) and Serbo-Croatian being third (1.8%).

[9] The age distribution, as of 2008[update], in Bözen is; 56 children or 8.0% of the population are between 0 and 9 years old and 106 teenagers or 15.2% are between 10 and 19.

[11] About 62.4% of the total households were owner occupied, or in other words did not pay rent (though they may have a mortgage or a rent-to-own agreement).

[9] In the 2007 federal election the most popular party was the SVP which received 60.8% of the vote.

[13] The historical population is given in the following table:[3] As of  2007[update], Bözen had an unemployment rate of 2.17%.

[9] From the 2000 census[update], 137 or 20.9% were Roman Catholic, while 383 or 58.3% belonged to the Swiss Reformed Church.