This report provides an overview of the building stock and energy data for the canton of Baselland, covering the period from January 1, 2024, to January 1, 2025. The data is sourced from official records of Baselland's municipalities, offering insights into building distribution, surface area, energy use, and renewable energy installations.

The total number of buildings in Baselland is 129,154. Among the communes, Muttenz has the highest number of buildings, totaling 6,971, while Liedertswil has the lowest with 121 buildings. The table below lists the top five communes by the number of buildings, along with a breakdown of residential and non-residential buildings.

The total building surface area in the canton is 1,727.5 hectares. This area is equivalent to approximately 2,420 standard soccer fields, considering that one soccer field covers 7,140 square meters. Muttenz has the largest building surface area at 116.6 hectares, while Liedertswil has the smallest at 1.5 hectares.

In terms of energy carriers for heating, gas is the most commonly used, with 23,534 buildings utilizing it. Other significant energy carriers include heating oil, used by 23,406 buildings, and generic geothermal energy, which heats 10,796 buildings. District heating is employed in 6,945 buildings, while wood in various forms is used in 3,146 buildings. Additional energy sources include air (2,737 buildings), electricity (2,346 buildings), and several other less common sources such as undetermined sources, geothermal probes, and various forms of wood.

The canton hosts a total of 6,756 photovoltaic installations, with a combined installed power capacity of 118,338.4 kWp. Notably, the communes of Liestal, Reinach (BL), Muttenz, Allschwil, and Münchenstein lead in installed capacity, contributing significantly to the canton's renewable energy landscape. Further details on photovoltaic installations can be accessed through the Baselland Data Portal.

This report has covered all major data points, including total building numbers, surface areas, energy carriers, and photovoltaic installations, ensuring a comprehensive overview of the building and energy landscape in Baselland for the specified period.