About 6546 Cauco
Calanca is a municipality in the Moesa Region in the Swiss canton of the Grisons. On 1 January 2015 the former municipalities of Arvigo, Braggio, Cauco and Selma merged to form the new municipality of Calanca.
- Canton
- Graubünden
- Area
- 37.7 km²
Population
204residents
Median taxable income
CHF 48'913
Vacancy
0.76%
Foreign residents
16.7%
Dwellings
526
Jobs (FTE)
112
Tax multiplier
100%
Land use across the commune
Every 100 × 100 m of 6546 Cauco, coloured by how it's used. Drawn from the BFS Arealstatistik 2025 release — the most recent nationwide snapshot.
Source BFS Arealstatistik
Loading statistics …
Jobs & economy
112 full-time-equivalent jobs across 35 businesses — services make up 29% of employment, industry 44% (2018).
Source BFS STATENT
112FTE total
Primary27.7%
Secondary43.8%
Tertiary28.6%
Land use
2% built-up, 10% agricultural, 58% forest. Measured across 3'767 hectares (2018).
Source BFS Arealstatistik
Settlement3.1%
Agriculture14.2%
Forest82.7%
Water0.0%
Election Results
Mitte led the 2023 National Council election with 29.5%, ahead of SP at 25.8%.
Source BFS
Mitte29.5%
SP25.8%+6.4 pp
SVP22.2%−6.8 pp
FDP13.0%−0.2 pp
Grüne6.2%−1.8 pp
EVP1.6%
GLP1.6%−0.6 pp
2023 vs 2019
Primary / second-home mix
21.7% of dwellings are primary residences; 78.3% are second homes (2026). The Zweitwohnungsgesetz applies here — new second-home construction is restricted.
Source BFS
Primary residences21.7%
Second homes78.3%
Second-home quota > 20% — Zweitwohnungsgesetz applies
Climate data
Annual mean 10.8°C with 1'371 mm of rain. Warmest in July (20.4°C), coldest in January (0.8°C). Station: Grono, 324 m.
Source MeteoSchweiz
10.8°C
Annual mean
Mean 10.8°C
Rain 1371 mm
Grono · 324 m.a.s.l. · 1991–2020 normals
Warming trend
Mean annual temperature at S. Bernardino has risen by +1.8°C between the first 30 observed years (1864–1893) and the most recent (1996–2025).
Source MeteoSchweiz NBCN
+1.8°C
mean 1996–2025 vs. 1864–1893
S. Bernardino · 1639 m.a.s.l. · 1864–2025
