Saint-Brais: population and statistics
Saint-Brais has a population of 248 (2025) across 15.2 km², or 16.4 people per km². It ranks 1,993 of 2,115 municipalities by population. Its population is growing: +5.5% between 2015 and 2025.
- 248 residents
- 15.2 km²
- 16 people/km²
- 908 m
Key points
Among the 50 municipalities in Jura, Saint-Brais ranks No. 46 by population.
A 1 kWp solar panel tilted at 37° generates about 1,127 kWh a year here.
Saint-Brais in numbers
Where is Saint-Brais?
Population of Saint-Brais over time
Saint-Brais had 235 residents in 2015 and 248 in 2025.
| Year | Population |
|---|---|
| 2020 | 227 |
| 2021 | 222 |
| 2022 | 228 |
| 2023 | 239 |
| 2024 | 237 |
| 2025 | 248 |
Did you know?
- “Dwellings”: lower than in 95% of municipalities.
- “Photovoltaic installations”: lower than in 92% of municipalities.
- “Jobs”: lower than in 92% of municipalities.
- Its area is roughly equal to 2,123 football pitches.
- Its population density is 14.2 times lower than the national average.
- The nearest municipality is Saulcy, 2.5 km away.
- The nearest more populous municipality is Lajoux (JU) (712 residents), 2.7 km away.
All indicators for Saint-Brais
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 | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of people aged 65 and over (2025) | 20.6% | 23.3% | 20.7% |
Housing
| Indicator | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Dwellings (2026) | 139 | 42,518 | 4,927,050 | ranked 2,006 of 2,108 | |
| Dwellings in buildings built before 1946 (2026) | 56.1% | 31.6% | 23.3% | ||
| Dwellings in buildings built since 2001 (2026) | 9.3% | 20.0% | 25.3% | ||
| Share of single-family houses among residential buildings (2026) | 86.5% | 75.3% | 69.5% |
Energy
| Indicator | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Oil or gas heating systems (2026) | 36.2% | 57.3% | 53.5% | ||
| Heat pumps as main heating (2026) | 10.5% | 19.5% | 13.7% | ||
| Wood heating systems (2026) | 41.9% | 13.2% | 12.4% | ||
| District heating (2026) | 1.9% | 4.1% | 1.4% | ||
| Photovoltaic installations (2026) | 21 | 5,556 | 329,600 | ranked 1,928 of 2,108 | |
| Installed photovoltaic capacity per 1,000 inhabitants (2026) | 3,126 kW | 1,771 kW | 1,134 kW | ||
| Rooftop solar electricity potential (2026) | 6.2 GWh/year | 1,000.0 GWh/year | 64,783 GWh/year | ranked 1,826 of 2,114 | |
| Rooftop solar potential per inhabitant (2026) | 25,202 kWh/inh. | 13,301 kWh/inh. | 9,356 kWh/inh. |
Economy
| Indicator | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Establishments (2024) | 42 | 6,862 | 728,011 | ranked 1,779 of 2,112 | |
| Entities listed in the commercial register (2026) | 20 | 6,411 | 762,757 | ranked 1,924 of 2,115 | |
| Entities in the commercial register per 1,000 inhabitants (2026) | 80.6 | 85.3 | 64.9 | ||
| Share of limited companies (AG, GmbH) among registered entities (2026) | 60.0% | 63.0% | 65.7% | ||
| Share of sole proprietorships among registered entities (2026) | 30.0% | 31.4% | 29.0% |
Employment
| Indicator | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Jobs (2024) | 83 | 47,549 | 5,679,518 | ranked 1,938 of 2,111 | |
| Jobs per 1,000 inhabitants (2024) | 334.7 | 632.5 | 362.9 | ||
| Share of jobs in services (2024) | 26.5% | 51.6% | 63.6% | ||
| Share of jobs in industry and construction (2024) | 13.2% | 38.5% | 24.2% |
Society
| Indicator | Saint-Brais | Jura | National | Position? | Rank |
|---|---|---|---|---|---|
| Share of foreign nationals (2025) | 8.9% | 16.5% | 18.9% |
Sunshine and temperatures: Saint-Brais
Frequently asked questions
What is the population of Saint-Brais?
Saint-Brais has 248 residents (2025), ranking 1,993 of 2,115 municipalities.
How big is Saint-Brais?
Saint-Brais covers 15.2 km², with a density of 16 people per km².
Is the population of Saint-Brais growing?
Between 2015 and 2025, the population of Saint-Brais went from 235 to 248, a change of +5.5%.
Where is Saint-Brais?
Saint-Brais is in Jura. It belongs to District des Franches-Montagnes (district). Latitude 47.300, longitude 7.117.
Dwellings: what is the figure for Saint-Brais?
In Saint-Brais, “Dwellings” stands at 139 (2026), ranking 2,006 of 2,108 municipalities; the national median is 990.
Photovoltaic installations: what is the figure for Saint-Brais?
In Saint-Brais, “Photovoltaic installations” stands at 21 (2026), ranking 1,928 of 2,108 municipalities; the national median is 103.
How much electricity does a solar panel produce in Saint-Brais?
In Saint-Brais, a 1 kWp south-facing system tilted at 37° produces about 1,127 kWh a year.
Which municipalities border Saint-Brais?
The nearest to Saint-Brais are Saulcy (2.5 km), Lajoux (JU) (2.7 km), Montfaucon (5.4 km), Les Enfers (5.4 km), Les Genevez (JU) (5.7 km).