Mellikon: population and statistics
Mellikon has a population of 227 (2025) across 2.7 km², or 84.1 people per km². It ranks 2,020 of 2,115 municipalities by population. Its population is falling: −13.4% between 2015 and 2025.
- 227 residents
- 2.7 km²
- 84 people/km²
- 348 m
Key points
Among the 197 municipalities in Aargau, Mellikon ranks No. 196 by population.
A 1 kWp solar panel tilted at 36° generates about 1,150 kWh a year here.
Mellikon in numbers
Where is Mellikon?
Population of Mellikon over time
Mellikon had 262 residents in 2015 and 227 in 2025.
| Year | Population |
|---|---|
| 2020 | 228 |
| 2021 | 219 |
| 2022 | 231 |
| 2023 | 237 |
| 2024 | 224 |
| 2025 | 227 |
Did you know?
- Number 1 in Aargau for “Rooftop solar potential per inhabitant”.
- “Dwellings”: lower than in 97% of municipalities.
- “Establishments”: lower than in 96% of municipalities.
- “Rooftop solar electricity potential”: lower than in 92% of municipalities.
- Its area is roughly equal to 378 football pitches.
- Its population density is 2.8 times lower than the national average.
- The nearest more populous municipality is Siglistorf (871 residents), 3.3 km away.
All indicators for Mellikon
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 | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 27.8% | 19.5% | 20.7% |
Housing
| Indicator | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 113 | 355,613 | 4,927,050 | ranked 2,043 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 32.7% | 16.6% | 23.3% | ||
| Dwellings in buildings built since 2001 (2026) | 10.6% | 30.9% | 25.3% | ||
| Share of single-family houses among residential buildings (2026) | 81.1% | 70.4% | 69.5% |
Energy
| Indicator | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 64.7% | 66.6% | 53.5% | ||
| Heat pumps as main heating (2026) | 14.1% | 11.6% | 13.7% | ||
| Wood heating systems (2026) | 16.5% | 8.3% | 12.4% | ||
| District heating (2026) | 0.0% | 6.5% | 1.4% | ||
| Photovoltaic installations (2026) | 24 | 26,039 | 329,600 | ranked 1,891 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 2,531 kW | 997.1 kW | 1,134 kW | ||
| Rooftop solar electricity potential (2026) | 4.8 GWh/year | 5,431 GWh/year | 64,783 GWh/year | ranked 1,933 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 21,278 kWh/inh. | 7,302 kWh/inh. | 9,356 kWh/inh. |
Economy
| Indicator | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 21 | 47,193 | 728,011 | ranked 2,013 of 2,112 | |
| Entities listed in the commercial register (2026) | 23 | 46,143 | 762,757 | ranked 1,895 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 101.3 | 62.0 | 64.9 | ||
| Share of limited companies (AG, GmbH) among registered entities (2026) | 73.9% | 66.6% | 65.7% | ||
| Share of sole proprietorships among registered entities (2026) | 17.4% | 29.1% | 29.0% |
Employment
| Indicator | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 127 | 364,295 | 5,679,518 | ranked 1,801 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 559.5 | 489.8 | 362.9 | ||
| Share of jobs in services (2024) | 37.0% | 69.1% | 63.6% | ||
| Share of jobs in industry and construction (2024) | 52.0% | 26.5% | 24.2% |
Society
| Indicator | Mellikon | Aargau | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 11.0% | 28.1% | 18.9% |
Sunshine and temperatures: Mellikon
Frequently asked questions
What is the population of Mellikon?
Mellikon has 227 residents (2025), ranking 2,020 of 2,115 municipalities.
How big is Mellikon?
Mellikon covers 2.7 km², with a density of 84 people per km².
Is the population of Mellikon growing?
Between 2015 and 2025, the population of Mellikon went from 262 to 227, a change of −13.4%.
Where is Mellikon?
Mellikon is in Aargau. It belongs to Bezirk Zurzach (district). Latitude 47.569, longitude 8.354.
Dwellings: what is the figure for Mellikon?
In Mellikon, “Dwellings” stands at 113 (2026), ranking 2,043 of 2,108 municipalities; the national median is 990.
Establishments: what is the figure for Mellikon?
In Mellikon, “Establishments” stands at 21 (2024), ranking 2,013 of 2,112 municipalities; the national median is 131.
How much electricity does a solar panel produce in Mellikon?
In Mellikon, a 1 kWp south-facing system tilted at 36° produces about 1,150 kWh a year.
Which municipalities border Mellikon?
The nearest to Mellikon are Siglistorf (3.3 km), Fisibach (4.2 km), Zurzach (5.0 km), Tegerfelden (5.3 km), Lengnau (AG) (5.5 km).