It is the largest town of the Unna district and part of the Ruhr Area.

Lünen is the first city in the world to receive electricity via public utility companies that is generated on the base of animal waste.

[3] The plant produces up to 6.6 MW, supplying 26,000 homes with heat and electricity.

The most recent mayoral election was held on 13 September 2020, with a runoff held on 27 September, and the results were as follows: The Lünen city council governs the city alongside the Mayor.

The most recent city council election was held on 13 September 2020, and the results were as follows: Lünen is twinned with:[5]