Calanca: population and statistics
Calanca has a population of 213 (2025) across 37.7 km², or 5.6 people per km². It ranks 2,027 of 2,115 municipalities by population. Its population is growing: +13.9% between 2015 and 2025.
- 213 residents
- 37.7 km²
- 6 people/km²
- 890 m
Key points
Among the 100 municipalities in Grisons, Calanca ranks No. 89 by population.
A 1 kWp solar panel tilted at 35° generates about 1,020 kWh a year here.
Calanca in numbers
Where is Calanca?
Population of Calanca over time
Calanca had 187 residents in 2015 and 213 in 2025.
| Year | Population |
|---|---|
| 2020 | 201 |
| 2021 | 197 |
| 2022 | 217 |
| 2023 | 211 |
| 2024 | 204 |
| 2025 | 213 |
Did you know?
- Number 1 in Grisons for “Share of single-family houses among residential buildings”.
- “Photovoltaic installations”: lower than in 97% of municipalities.
- “Entities listed in the commercial register”: lower than in 93% of municipalities.
- Its area is roughly equal to 5,283 football pitches.
- Its population density is 41.5 times lower than the national average.
- The nearest municipality is Buseno, 3.1 km away.
- The nearest more populous municipality is Lostallo (871 residents), 5.1 km away.
All indicators for Calanca
Value for the municipality, then the regional average and the national median (for counts: regional and national totals). The gauge places the municipality between the lowest and highest value in the country.
Population
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 38.0% | 24.0% | 20.7% |
Housing
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 535 | 191,378 | 4,927,050 | ranked 1,458 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 65.2% | 24.5% | 23.3% | ||
| Dwellings in buildings built since 2001 (2026) | 3.0% | 22.4% | 25.3% | ||
| Share of single-family houses among residential buildings (2026) | 96.7% | 56.4% | 69.5% |
Energy
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 2.5% | 51.5% | 53.5% | ||
| Heat pumps as main heating (2026) | 0.4% | 11.2% | 13.7% | ||
| Wood heating systems (2026) | 47.8% | 24.0% | 12.4% | ||
| District heating (2026) | 0.0% | 3.0% | 1.4% | ||
| Photovoltaic installations (2026) | 8 | 8,359 | 329,600 | ranked 2,047 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 528.4 kW | 966.6 kW | 1,134 kW | ||
| Rooftop solar electricity potential (2026) | 5.5 GWh/year | 2,630 GWh/year | 64,783 GWh/year | ranked 1,873 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 25,775 kWh/inh. | 12,680 kWh/inh. | 9,356 kWh/inh. |
Economy
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 32 | 21,235 | 728,011 | ranked 1,890 of 2,112 | |
| Entities listed in the commercial register (2026) | 18 | 19,404 | 762,757 | ranked 1,955 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 84.5 | 93.5 | 64.9 | ||
| Share of limited companies (AG, GmbH) among registered entities (2026) | 61.1% | 66.4% | 65.7% | ||
| Share of sole proprietorships among registered entities (2026) | 27.8% | 26.3% | 29.0% |
Employment
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 109 | 142,755 | 5,679,518 | ranked 1,849 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 511.7 | 688.3 | 362.9 | ||
| Share of jobs in services (2024) | 31.2% | 70.5% | 63.6% | ||
| Share of jobs in industry and construction (2024) | 34.9% | 23.0% | 24.2% |
Society
| Indicator | Calanca | Grisons | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 17.8% | 21.2% | 18.9% |
Sunshine and temperatures: Calanca
Frequently asked questions
What is the population of Calanca?
Calanca has 213 residents (2025), ranking 2,027 of 2,115 municipalities.
How big is Calanca?
Calanca covers 37.7 km², with a density of 6 people per km².
Is the population of Calanca growing?
Between 2015 and 2025, the population of Calanca went from 187 to 213, a change of +13.9%.
Where is Calanca?
Calanca is in Grisons. It belongs to Region Moesa (district). Latitude 46.300, longitude 9.117.
Photovoltaic installations: what is the figure for Calanca?
In Calanca, “Photovoltaic installations” stands at 8 (2026), ranking 2,047 of 2,108 municipalities; the national median is 103.
Entities listed in the commercial register: what is the figure for Calanca?
In Calanca, “Entities listed in the commercial register” stands at 18 (2026), ranking 1,955 of 2,115 municipalities; the national median is 118.
How much electricity does a solar panel produce in Calanca?
In Calanca, a 1 kWp south-facing system tilted at 35° produces about 1,020 kWh a year.
Which municipalities border Calanca?
The nearest to Calanca are Buseno (3.1 km), Santa Maria in Calanca (4.5 km), Lostallo (5.1 km), Castaneda (5.7 km), Grono (6.2 km).