As of 2010, Interlaken had an unemployment rate of 4.6%. As of 2008, there were 6 people employed in the primary economic sector and about 2 businesses involved in this sector. 807 people were employed in the secondary sector and there were 81 businesses in this sector. 5,185 people were employed in the tertiary sector, with 542 businesses in this sector.
In 2008 the total number of full-time equivalent jobs was 4,903. The number of jobs in the primary sector was 4, all of which were in agriculture. The number of jobs in the secondary sector was 745 of which 281 or (37.7%) were in manufacturing and 397 (53.3%) were in construction. The number of jobs in the tertiary sector was 4,154. In the tertiary sector; 1,145 or 27.6% were in the sale or repair of motor vehicles, 276 or 6.6% were in the movement and storage of goods, 1,170 or 28.2% were in a hotel or restaurant, 57 or 1.4% were in the information industry, 168 or 4.0% were the insurance or financial industry, 308 or 7.4% were technical professionals or scientists, 119 or 2.9% were in education and 360 or 8.7% were in health care.
In 2000, there were 4,253 workers who commuted into the municipality and 1,117 workers who commuted away. The municipality is a net importer of workers, with about 3.8 workers entering the municipality for every one leaving. Of the working population, 12.5% used public transportation to get to work, and 28.5% used a private car