Before the merger, Lüen had a total area of. Of this area, 37% is used for agricultural purposes, while 52.3% is forested. Of the rest of the land, 1.4% is settled and the remainder is non-productive. The former municipality is located in the Schanfigg sub-district of the Plessur district. It consists of the haufendorf village of Lüen on the north face of the mid-Schanfigg. In Lüen is the Lüen-Castiel railway station, on the Chur-Arosa railway line, which also serves Castiel.
Demographics
Lüen had a population of 84. , 10.6% of the population was made up of foreign nationals. Over the last 10 years the population has decreased at a rate of -15.6%. Most of the population speaks German, with English being second most common and Dutch being third. , the gender distribution of the population was 49.4% male and 50.6% female. The age distribution,, in Lüen is; 8 children or 10.8% of the population are between 0 and 9 years old and 11 teenagers or 14.9% are between 10 and 19. Of the adult population, 1 person is between 20 and 29 years old. 14 people or 18.9% are between 30 and 39, 14 people or 18.9% are between 40 and 49, and 4 people or 5.4% are between 50 and 59. The senior population distribution is 14 people or 18.9% of the population are between 60 and 69 years old, 6 people or 8.1% are between 70 and 79, there are 2 people or 2.7% who are between 80 and 89. In the 2007 federal election the most popular party was the SVP which received 69.4% of the vote. The next three most popular parties were the SP, the FDP and the CVP. In Lüen about 70% of the population have completed either non-mandatory upper secondary education or additional higher education. Lüen has an unemployment rate of 1.75%. , there were 5 people employed in the primary economic sector and about 2 businesses involved in this sector. 9 people are employed in the tertiary sector, with 3 businesses in this sector. The historical population is given in the following table:
year
population
1850
83
1900
68
1950
77
2000
74
Sights
The architectonical look of the town of Lüen is a good example of how the Latin and the Germanic cultures intermixed in the Grisons: in Lüen there is a mixture of houses built with block of woods and of houses built of stone. The train station of Lüen-Castiel was built in 1914. The romanesque church of St. Zeno was built in 1084. The interior is covered with gothic paintings from the studio of the Waltensburger Master, from the mid 14th Century. Interior of the Church: