|Population||15,515 (Dec 2012)|
|- Density||1,149 /km2 (2,977 /sq mi)|
|Area||13.36 km2 (5.16 sq mi)|
|Elevation||585 m (1,919 ft)|
|Surrounded by||Fahrni, Heimberg, Homberg, Schwendibach, Thun|
|Twin towns||Jindrichuv Hradec (Czech Republic)|
Steffisburg has an area of 13.5 km2 (5.2 sq mi). Of this area, 43.8% is used for agricultural purposes, while 27.9% is forested. Of the rest of the land, 26.8% is settled (buildings or roads) and the remainder (1.6%) is non-productive (rivers, glaciers or mountains).
Steffisburg has a population (as of 31 December 2012) of 15,515. As of 2007[update], 8.8% of the population was made up of foreign nationals. Over the last 10 years the population has grown at a rate of 12.5%. Most of the population (as of 2000[update]) speaks German (92.5%), with Italian being second most common ( 1.2%) and Albanian being third ( 1.2%).
The age distribution of the population (as of 2000[update]) is children and teenagers (0–19 years old) make up 21.5% of the population, while adults (20–64 years old) make up 60.3% and seniors (over 64 years old) make up 18.2%. In Steffisburg about 77.3% of the population (between age 25-64) have completed either non-mandatory upper secondary education or additional higher education (either university or a Fachhochschule).
Steffisburg has an unemployment rate of 2.23%. As of 2005[update], there were 171 people employed in the primary economic sector and about 55 businesses involved in this sector. 1873 people are employed in the secondary sector and there are 122 businesses in this sector. 2901 people are employed in the tertiary sector, with 363 businesses in this sector.
- Swiss Federal Statistical Office - STAT-TAB, online database – Datenwürfel für Thema 01.2 - Bevölkerungsstand und -bewegung (German) accessed 29 August 2013
- Arealstatistik Standard - Gemeindedaten nach 4 Hauptbereichen
- Swiss Federal Statistical Office accessed 17-Jul-2009