Zizers has an area, of. Of this area, about 39.1% is used for agricultural purposes, while 38.0% is forested. Of the rest of the land, 14.5% is settled and 8.4% is unproductive land. In the 2004/09 survey a total of or about 6.9% of the total area was covered with buildings, an increase of over the 1985 amount. Of the agricultural land, is used for orchards and vineyards and is fields and grasslands. Since 1985 the amount of agricultural land has decreased by. Over the same time period the amount of forested land has increased by. Rivers and lakes cover in the municipality. Before 2017, the municipality was the capital of the sub-district of Fünf Dörfer in the Landquart district, after 2017 it was part of the Landquart Region. It is located on the most important road through the Rhineriver valley. Until 1854 Mastrils was part of Zizers. In 1913 the enclaves of Oberzollbruck, Russhof and Untere Mühle became part of Igis.
Demographics
Zizers has a population of. , 14.0% of the population are resident foreign nationals. Over the last 5 years the population has changed at a rate of 5.36%. The birth rate in the municipality, in 2015, was 10.5, while the death rate was 6.9 per thousand residents. , children and teenagers make up 20.7% of the population, while adults are 61.7% of the population and seniors make up 17.6%. In 2015 there were 1,427 single residents, 1,525 people who were married or in a civil partnership, 170 widows or widowers and 239 divorced residents. In 2015 there were 1,427 private households in Zizers with an average household size of 2.32 persons. In 2015 about 59.5% of all buildings in the municipality were single family homes, which is greater than the percentage in the canton and about the same as the percentage nationally. Of the 680 inhabited buildings in the municipality, in 2000, about 60.6% were single family homes and 21.8% were multiple family buildings. Additionally, about 15.4% of the buildings were built before 1919, while 16.9% were built between 1991 and 2000. In 2014 the rate of construction of new housing units per 1000 residents was 15.96. The vacancy rate for the municipality,, was 0.38%. Most of the population speaks German, with Italian being second most common and Serbo-Croatian being third. The historical population is given in the following chart: Colors= id:lightgrey value:gray id:darkgrey value:gray ImageSize = width: auto height:200 barincrement:45 PlotArea = top:20 left:40 bottom:20 right:35 AlignBars = justify DateFormat = x.y Period = from:0 till:4000 TimeAxis = orientation:vertical AlignBars = justify ScaleMajor = gridcolor:darkgrey increment:800 start:0 ScaleMinor = gridcolor:lightgrey increment:200 start:0 PlotData= color:yellowgreen width: 35 mark: align:center bar:1850 from:start till:925 text:"925" bar:1860 from:start till:1053 text:"1,053" bar:1870 from:start till:1068 text:"1,068" bar:1880 from:start till:1082 text:"1,082" bar:1888 from:start till:1140 text:"1,140" bar:1900 from:start till:1107 text:"1,107" bar:1910 from:start till:1173 text:"1,173" bar:1920 from:start till:1081 text:"1,081" bar:1930 from:start till:1206 text:"1,206" bar:1941 from:start till:1304 text:"1,304" bar:1950 from:start till:1281 text:"1,281" bar:1960 from:start till:1290 text:"1,290" bar:1970 from:start till:1913 text:"1,913" bar:1980 from:start till:2425 text:"2,425" bar:1990 from:start till:2889 text:"2,889" bar:2000 from:start till:2983 text:"2,983" bar:2010 from:start till:3194 text:"3,194" bar:2015 from:start till:3361 text:"3,361"
In the 2015 federal election the most popular party was the SVP with 34.1% of the vote. The next three most popular parties were the BDP, the SP and the CVP. In the federal election, a total of 969 votes were cast, and the voter turnout was 41.0%. In the 2007 federal election the most popular party was the SVP which received 36.4% of the vote. The next three most popular parties were the SP, the CVP and the FDP.
Education
In Zizers about 72.9% of the population have completed either non-mandatory upper secondary education or additional higher education.
Economy
Zizers is a periurbane community. The municipality is part of the regional center of Landquart. , there were a total of 997 people employed in the municipality. Of these, a total of 71 people worked in 23 businesses in the primary economic sector. The secondary sector employed 280 workers in 41 separate businesses. A minority of the secondary sector employees worked in very small businesses. There were 4 small businesses with a total of 92 employees and one mid sized business with a total of 62 employees. Finally, the tertiary sector provided 646 jobs in 146 businesses. There were 8 small businesses with a total of 258 employees. In 2015 a total of 16.% of the population received social assistance. In 2011 the unemployment rate in the municipality was 1.8%. In 2015 the average cantonal, municipal and church tax rate in the municipality for a couple with two children making was 3.5% while the rate for a single person making was 15%, both of which are close to the average for the canton and nationally. In 2013 the average income in the municipality per tax payer was and the per person average was, which is greater than the cantonal averages of but about the same as the per person amount of. In contrast, the national tax payer average is, while the per person average is.
Transportation
The municipality has a railway station,, on the Landquart–Thusis line. It has regular service to,,, and.
Religion
From the, 1,286 or 43.1% are Roman Catholic, while 1,303 or 43.7% belonged to the Swiss Reformed Church. Of the rest of the population, there are 12 individuals who belong to the Orthodox Church, and there are 66 individuals who belong to another Christian church. There are 112 who are Islamic. There are 13 individuals who belong to another church, 131 belong to no church, are agnostic or atheist, and 65 individuals did not answer the question.
