It consists of a nucleated centre on two terraces on the right bank of the Sava River along the main road from Celje to Krško, and two hamlets, Puše and Redna, on the slopes of the nearby hills.

The village has a post office, a fire station, a primary school, two shops, a gas station, two bars, a restaurant, and a cultural hall named the TVD Partizan Hall (Dom TVD Partizan).

[1] The oldest archaeological findings in the area of Boštanj are from the Hallstatt period (the 8th to 4th century BC), the older part of the Iron Age.

They succeeded in taking the German post in Boštanj on 12 October, but had to retreat the following day.

[1] The current church, dedicated to the Exaltation of the Holy Cross (Slovene: Povišanje svetega Križa), is a three-aisled hall with all aisles of the same height.

In a chancel there is a memorial plaque to the Boštanj nobleman Wilhelm von Lamberg, which dates to 1574.

[1] Stein Castle (Slovene: Stajnski grad) next to the main road northwest of the village core was probably erected at the beginning of the 17th century.

A residential castle building and a stable are located on the other side of the tower and are referred to as "the Manor" today.

Na Gavgah (literally, 'at the gallows') is a forest northwest of the core of Boštanj.

Na Gavgah is a habitat for Rhododendron luteum, which grows in only a few locations in Slovenia.

It has an average yearly capacity of 115 GWh, corresponding to roughly 1% of current electricity production in Slovenia.