Hittnau has an area of. Of this area, 50% is used for agricultural purposes, while 37.5% is forested. Of the rest of the land, 11.8% is settled and the remainder is non-productive. housing and buildings made up 7.6% of the total area, while transportation infrastructure made up the rest. Of the total unproductive area, water made up 0.4% of the area. 6.1% of the total municipal area was undergoing some type of construction. The municipality is located between the Pfäffikon and Tösstal valleys. It includes the settlements of Ober- and Unterhittnau, Dürstelen, Isikon, Hasel, Schönau and Hofhalden.
Demographics
Hittnau has a population of. , 7.0% of the population was made up of foreign nationals. the gender distribution of the population was 49.8% male and 50.2% female. Over the last 10 years the population has grown at a rate of 21.4%. Most of the population speaks German , with Italian being second most common and French being third. In the 2007 election the most popular party was the SVP which received 40.9% of the vote. The next three most popular parties were the SPS, the CSP and the FDP. The age distribution of the population is children and teenagers make up 29.9% of the population, while adults make up 62.2% and seniors make up 8%. The entire Swiss population is generally well educated. In Hittnau about 85.4% of the population have completed either non-mandatory upper secondary education or additional higher education. There are 1151 households in Hittnau. Hittnau has an unemployment rate of 1.47%. , there were 89 people employed in the primary economic sector and about 34 businesses involved in this sector. 310 people are employed in the secondary sector and there are 56 businesses in this sector. 268 people are employed in the tertiary sector, with 82 businesses in this sector. 42.3% of the working population were employed full-time, and 57.7% were employed part-time. there were 715 Catholics and 1867 Protestants in Hittnau. In the 2000 census, religion was broken down into several smaller categories. From the, 64.1% were some type of Protestant, with 59.4% belonging to the Swiss Reformed Church and 4.7% belonging to other Protestant churches. 20.5% of the population were Catholic. Of the rest of the population, 0% were Muslim, 1.8% belonged to another religion, 2.1% did not give a religion, and 11.2% were atheist or agnostic. The historical population is given in the following table:
