Waldenburg, situated in the Bezirk Waldenburg at an elevation of 554 meters above sea level, covers a total surface area of 832 hectares. Table 2 summarizes the key features of the municipality, and Figure 1 shows its location on the map.

According to Wikipedia, Waldenburg refers to several places, buildings, and a surname. The term encompasses various locations named Waldenburg, as well as notable structures associated with that name. Additionally, it is a family name held by certain individuals. More information can be found on the Wikipedia page at https://de.wikipedia.org/wiki/Waldenburg.

In 2025, Waldenburg had a population of 1,148 residents. Of these, 33.1 percent were foreign nationals, ranking the municipality 5th in the canton for the proportion of foreigners. The population is composed of 14.0 percent children (0-17), 64.5 percent working-age adults (18-65), and 21.5 percent older adults (over 65). There are 631 men and 517 women. In terms of total population, Waldenburg ranks 45th among the 86 municipalities of Baselland. Table 2 shows the population by age groups since 2005.

The municipality's total surface area of 832 hectares is divided into 5.9 percent settlement area, 30.4 percent agricultural area, and 63.6 percent forest.

Waldenburg's tax revenue ranks 50th in the canton. The tax revenue per adult capita and the municipal tax multiplier are key fiscal indicators, with the municipality's rank for tax revenue per capita placing it among the 86 municipalities of Baselland.

In 2022, Waldenburg's energy consumption was dominated by heating oil, which accounted for 11,072.72 MWh. Electricity consumption was 8,423.43 MWh, followed by environmental heat at 1,801.7 MWh, wood at 2,080.2 MWh, photovoltaics at 273.22 MWh, and thermal solar energy at 32.1 MWh. Waldenburg's electricity consumption per capita of 7.5 MWh ranks 8th among all municipalities 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, Waldenburg had a total of 679 passenger cars and delivery vans. Of these, 596 vehicles were powered by combustion engines (mainly petrol and diesel), while 83 were electric cars, representing 12.2 percent of the total vehicle stock. Table 3 below provides further details.

In 2024, Waldenburg recycled a total of 137 kg per capita of household waste and bulky waste, ranking 42nd in the canton. For glass, the municipality recycled 20 kg per capita, ranking 51st. Green waste recycling amounted to 18 kg per capita, ranking 82nd. Paper and cardboard recycling reached 35 kg per capita, ranking 32nd. For plastics, Waldenburg recycled 6 kg per capita, ranking 2nd in the canton, placing it among the top performers. Oil recycling was 1 kg per capita, ranking 6th, and tinplate and aluminum recycling was 2 kg per capita, ranking 16th. With two categories ranked within the top 10, Waldenburg is overall among the leading municipalities in recycling performance. Table 4 shows the total recycled waste, recycled waste per capita, and the corresponding canton-wide comparison values.