Preußisch Oldendorf (German: [ˈpʁɔʏsɪʃ ˈʔɔldn̩dɔʁf] ⓘ) is a town in the Minden-Lübbecke district, in North Rhine-Westphalia, Germany.

Preußisch Oldendorf is situated on the north side of the Wiehengebirge, approx.

The highest point in the district is the Altes Verbrenn (291.1 m) in the southeast of the borough.

The lowest point (45.8 m) lies in the northwest of the borough in the valley of the Großer Dieckfluss.

The following table gives an overview of land usage: Source: LDS[3] Preußisch Oldendorf consists of 10 districts: