Since the Middle Ages, the village church has belonged to the Eiken parish. The Chapel of St. Ursula, which was partly built from Roman stones, was originally owned by the monastery of St. Martin in Rheinfelden and until 1791 it was a small hermitage. Until the middle of the 20th Century the major economic activity in Münchwilen was agriculture. By World War I, many residents went to the German city of Säckingen to go to market or to work in the factory. Since 1945, Münchwilen has had good connections with outside trade and industry, which include the train station at Stein and the A3 motorway onramp at Eiken.
Geography
Münchwilen has an area,, of. Of this area, or 40.2% is used for agricultural purposes, while or 31.7% is forested. Of the rest of the land, or 28.5% is settled, or 0.4% is either rivers or lakes. Of the built up area, industrial buildings made up 6.1% of the total area while housing and buildings made up 9.8% and transportation infrastructure made up 6.9%. Power and water infrastructure as well as other special developed areas made up 4.1% of the area while parks, green belts and sports fields made up 1.6%. Out of the forested land, 29.7% of the total land area is heavily forested and 2.0% is covered with orchards or small clusters of trees. Of the agricultural land, 31.7% is used for growing crops and 6.9% is pastures, while 1.6% is used for orchards or vine crops. All the water in the municipality is in rivers and streams. The municipality is located in the Laufenburg district, on a terrace between Sisslerfeld and the Jura mountains. It consists of the linear village of Münchwilen.
Coat of arms
The blazon of the municipal coat of arms is Azure a Monk passant clad and wearing hat and sandals Marron and holding a pilgrim stick Argent. The monk is an example of canting.
Demographics
Münchwilen has a population of , 14.5% of the population are foreign nationals. Over the last 10 years the population has changed at a rate of 19.6%. Most of the population speaks German, with Italian being second most common and Serbo-Croatian being third. The age distribution,, in Münchwilen is; 68 children or 9.5% of the population are between 0 and 9 years old and 66 teenagers or 9.2% are between 10 and 19. Of the adult population, 73 people or 10.2% of the population are between 20 and 29 years old. 101 people or 14.1% are between 30 and 39, 129 people or 18.0% are between 40 and 49, and 89 people or 12.4% are between 50 and 59. The senior population distribution is 108 people or 15.1% of the population are between 60 and 69 years old, 51 people or 7.1% are between 70 and 79, there are 29 people or 4.1% who are between 80 and 89,and there are 2 people or 0.3% who are 90 and older. the average number of residents per living room was 0.49 which is fewer people per room than the cantonal average of 0.57 per room. In this case, a room is defined as space of a housing unit of at least as normal bedrooms, dining rooms, living rooms, kitchens and habitable cellars and attics. About 73.8% of the total households were owner occupied, or in other words did not pay rent. , there were 12 homes with 1 or 2 persons in the household, 114 homes with 3 or 4 persons in the household, and 118 homes with 5 or more persons in the household. , there were 254 private households in the municipality, and an average of 2.3 persons per household. there were 169 single family homes out of a total of 321 homes and apartments. There were a total of 4 empty apartments for a 1.2% vacancy rate. , the construction rate of new housing units was 23 new units per 1000 residents. In the 2007 federal election the most popular party was the SVP which received 34.5% of the vote. The next three most popular parties were the SP, the FDP and the CVP. In Münchwilen about 75.2% of the population have completed either non-mandatory upper secondary education or additional higher education. Of the school age population, there are 47 students attending primary school in the municipality. The historical population is given in the following table:
Economy
, Münchwilen had an unemployment rate of 2%. , there were 5 people employed in the primary economic sector and about 2 businesses involved in this sector. 346 people are employed in the secondary sector and there are 7 businesses in this sector. 69 people are employed in the tertiary sector, with 27 businesses in this sector. there were 278 workers who lived in the municipality. Of these, 230 or about 82.7% of the residents worked outside Münchwilen while 280 people commuted into the municipality for work. There were a total of 328 jobs in the municipality. Of the working population, 15.2% used public transportation to get to work, and 60.8% used a private car.
