Tuggen has an area,, of. Of this area, 62.7% is used for agricultural purposes, while 22.1% is forested. Of the rest of the land, 11.6% is settled and the remainder is non-productive. The Buechberg hill is located on the area of the municipality. The former Tuggenersee was named after the municipality.
Demographics
Tuggen has a population of. , 14.7% of the population was made up of foreign nationals. Over the last 10 years the population has grown at a rate of 12.9%. Most of the population speaks German , with Italian being second most common and Serbo-Croatian being third. the gender distribution of the population was 50.0% male and 50.0% female. The age distribution,, in Tuggen is; 735 people or 27.8% of the population is between 0 and 19. 861 people or 32.5% are 20 to 39, and 806 people or 30.5% are 40 to 64. The senior population distribution is 137 people or 5.2% are 65 to 74. There are 83 people or 3.1% who are 70 to 79 and 24 people or 0.91% of the population who are over 80. there are 1,013 households, of which 263 households contain only a single individual. 90 or about 8.9% are large households, with at least five members. In the 2007 election the most popular party was the SVP which received 53.9% of the vote. The next three most popular parties were the FDP, the CVP and the SPS. In Tuggen about 63.8% of the population have completed either non-mandatory upper secondary education or additional higher education. Tuggen has an unemployment rate of 0.91%. , there were 138 people employed in the primary economic sector and about 50 businesses involved in this sector. 372 people are employed in the secondary sector and there are 42 businesses in this sector. 345 people are employed in the tertiary sector, with 71 businesses in this sector. From the, 2,069 or 78.2% are Roman Catholic, while 254 or 9.6% belonged to the Swiss Reformed Church. Of the rest of the population, there are 32 individuals who belong to the Orthodox Church, and there are less than 5 individuals who belong to another Christian church. There are 124 who are Islamic. There are 8 individuals who belong to another church, 86 belong to no church, are agnostic or atheist, and 72 individuals did not answer the question. The historical population is given in the following table: