Oberbözberg is a former municipality in the district of Brugg in canton of Aargau in Switzerland.

Of the rest of the land, 0.26 square kilometers (0.10 sq mi) or 4.8% is settled (buildings or roads), 0.02 km2 (4.9 acres) or 0.4% is either rivers or lakes.

It consists of the linear village of Oberbözberg and the hamlet of Ueberthal as well as scattered farms.

The blazon of the municipal coat of arms is Argent on a Base Vert a Pine Tree of the same and a Deer Gules statant to sinister and regardant.

[7] The age distribution, as of 2008[update], in Oberbözberg is; 37 children or 7.7% of the population are between 0 and 9 years old and 77 teenagers or 16.0% are between 10 and 19.

[9] About 75.4% 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).

[7] In the 2007 federal election the most popular party was the SVP which received 41.2% of the vote.

[11] The historical population is given in the following table:[2] The hamlet of Ueberthal is designated as part of the Inventory of Swiss Heritage Sites.

[7] From the 2000 census[update], 153 or 28.7% were Roman Catholic, while 304 or 56.9% belonged to the Swiss Reformed Church.