Liedertswil, located in the Bezirk Waldenburg at an elevation of 631 meters above sea level, is the smallest municipality in the district and the second smallest in the canton of Basel-Landschaft, with a total surface area of just 195 hectares. Table 2 summarizes the key features of the municipality, and figure 1 shows its location on the map.

The history of Liedertswil is closely tied to the local name "Tschoppehof," which is believed to originate from Durs Tschopp, who owned the estate in 1530. The village is situated along the Weigistbach river and is bordered by Titterten, Oberdorf, Waldenburg, and Reigoldswil. More information can be found on the Wikipedia page at https://de.wikipedia.org/wiki/Liedertswil.

As of 2025, Liedertswil has a population of 146, with 137 Swiss citizens and 15 foreigners, representing a foreigner proportion of 9.87 percent. The population is composed of 20 children (0-17 years), 83 working-age adults (18-65 years), and 43 older adults (over 65 years). There are 78 men and 68 women in the municipality. In terms of population, Liedertswil ranks 86th out of the 86 municipalities in the canton. Table 2 shows the population by age groups since 2005.

The total surface area of Liedertswil is 195 hectares. Of this, 5.7 percent is classified as settlement area, 36.6 percent as agricultural area, and 57.7 percent as forest.

Liedertswil has the lowest tax revenue in the canton, ranking 86th out of 86 municipalities. The tax revenue per adult capita and the municipal tax multiplier are correspondingly low, with the tax multiplier ranking among the lowest in the canton.

In 2022, the energy consumption of Liedertswil was dominated by electricity, with 1249.55 MWh consumed, followed by environmental heat at 630.94 MWh, wood at 376.79 MWh, and heating oil at 339.54 MWh. Photovoltaics contributed 42.4 MWh, and thermal solar energy added 7.36 MWh. The municipality's electricity consumption per capita is 8.0 MWh, ranking 7th in the canton, placing it in the top 10. This high per capita consumption may be influenced by the presence of industrial activity.

As of 2026, Liedertswil has a total of 126 passenger cars and delivery vans. Of these, 116 vehicles run on petrol, diesel, or other combustion engines, while 10 are electric, resulting in an electric vehicle share of 7.9 percent. Table 3 below provides further details on the vehicle stock.

In 2024, Liedertswil recycled 87 kg per capita of household waste and bulky goods, ranking 80th in the canton. For paper and cardboard, the municipality recycled 10 kg per capita, ranking 76th. Table 4 shows the total recycled waste, recycled waste per capita, and the corresponding canton-wide comparison values.