Aranno is a municipality in the district of Lugano in the canton of Ticino in southern Switzerland. Bordering municipalities are Cademario, Iseo, Alto Malcantone, Miglieglia and Novaggio.
In Aranno you can find the "Maglio", the last power hammer of Switzerland. It stopped its activities in 1952.
History
Aranno is first mentioned in 1335 as Arano.
The municipality is located in the Lugano district, in the Magliasina Valley at an elevation of .
Coat of arms
The blazon of the municipal coat of arms is Argent a plough gules and in a chief of the same a lion passant or. The plow may be a form of canting arms. The village name may have come from the Latin ara or altar. But in common usage this origin has been changed to the Italian arare or to plow, leading to the plow on the coat of arms.
Demographics
Aranno has a population () of . , 12.6% of the population are resident foreign nationals. Over the last 10 years (1997–2007) the population has changed at a rate of 27.3%.
Most of the population () speaks Italian (79.4%), with German being second most common (16.1%) and French being third (1.9%). Of the Swiss national languages (), 43 speak German, 5 people speak French, 212 people speak Italian, and 1 person speaks Romansh. The remainder (6 people) speak another language.
, the gender distribution of the population was 46.9% male and 53.1% female. The population was made up of 130 Swiss men (40.9% of the population), and 19 (6.0%) non-Swiss men. There were 148 Swiss women (46.5%), and 21 (6.6%) non-Swiss women.
, there were 115 private households in the municipality, and an average of 2.3 persons per household.
The vacancy rate for the municipality, , was 0.52%. there were 179 apartments in the municipality. The most common apartment size was the 5 room apartment of which there were 75. There were 12 single room apartments and 75 apartments with five or more rooms. Of these apartments, a total of 114 apartments (63.7% of the total) were permanently occupied, while 63 apartments (35.2%) were seasonally occupied and 2 apartments (1.1%) were empty.
{| class="wikitable"
|-
! year
! population
|-
| 1599
| 269
|-
| 1801
| 356
|-
| 1850
| 268
|-
| 1900
| 261
|-
| 1950
| 183
|-
| 1960
| 142
|-
| 2000
| 267
|-
|}
Sights
The entire village of Aranno is designated as part of the Inventory of Swiss Heritage Sites.
Politics
In the 2007 federal election the most popular party was the SP which received 26.32% of the vote. The next three most popular parties were the FDP (23.01%), the CVP (20.32%) and the SVP (10.65%). In the federal election, a total of 106 votes were cast, and the voter turnout was 46.3%.
In the Gran Consiglio election, there were a total of 218 registered voters in Aranno, of which 146 or 67.0% voted. 5 blank ballots were cast, leaving 141 valid ballots in the election. The most popular party was the PS which received 32 or 22.7% of the vote. The next three most popular parties were; the PLRT (with 29 or 20.6%), the SSI (with 25 or 17.7%) and the PPD+GenGiova (with 23 or 16.3%).
In the Consiglio di Stato election, 1 blank ballot was cast, leaving 145 valid ballots in the election. The most popular party was the PS which received 34 or 23.4% of the vote. The next three most popular parties were; the LEGA (with 32 or 22.1%), the PPD (with 24 or 16.6%) and the SSI (with 23 or 15.9%). Of the working population, 11.3% used public transportation to get to work, and 72.6% used a private car. There were 3 vocational students who were attending school full-time and 7 who attend part-time.
, there were 44 students from Aranno who attended schools outside the municipality.