360 Comte Entreprise Générale SA
2800 Delémont · about 22.8 km
360 Comte Entreprise Générale SA provides comprehensive construction and renovation services with a focus on energy efficiency and photovoltaic installations.
360-comtesa.chSolar panels · Oberwil (BL)

At a glance
Small project
CHF 9'400 – CHF 17'700
Typical project
CHF 17'300 – CHF 31'400
Large project
CHF 30'000 – CHF 53'300
| Project | Quantity | Low | High | Per unit |
|---|---|---|---|---|
| Small project | 5 kWc | CHF 9'400 | CHF 17'700 | CHF 2'600 |
| Typical project | 10 kWc | CHF 17'300 | CHF 31'400 | CHF 2'400 |
| Large project | 18 kWc | CHF 30'000 | CHF 53'300 | CHF 2'200 |
Computed with our estimator for Oberwil (BL) (regional factor included), standard finish. Only the project size changes.
Included
Not included
In Oberwil (BL), the federal building register lists 2'568 residential buildings and 5'579 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.
57 % built before 1980
Construction year does not reveal past renovations: check the current insulation condition.
50 % · Gas
This distribution describes recorded buildings, not your system's consumption or efficiency.
| Energy | Heating | Hot water |
|---|---|---|
| Gas | 50 % | 46.1 % |
| Heating oil | 21 % | 13.1 % |
| District heating | 11 % | 10.5 % |
| Heat pump | 15 % | 14.2 % |
| Electricity | 1 % | 11.1 % |
| Wood | 1 % | 0.6 % |
| Solar thermal | 0 % | 4.4 % |
Each line gives the share of buildings using that energy, separately for heating and for hot water. The two columns do not always reach 100%: some buildings combine two systems, or reported none.
A standard non-condensing boiler is usually older and less efficient.
5.1 % of buildings mix housing with shops or offices.
For your renovation planning in Oberwil, official register data shows that 981 buildings are protected as heritage, meaning you must contact municipal authorities early to discuss permit requirements. Regarding scale, the median house volume is 875 m3 based on the SIA 416 standard, which is essential for calculating heating and insulation needs. Please note that data coverage for building volumes is partial, as only 39 buildings have been measured under this standard out of 1912 houses identified. Homeowners should use these figures as a starting point for assessing the scope and potential costs of their specific renovation project.
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
Investing in solar panels significantly reduces your electricity bills. Profitability depends mainly on how much power you use on site. By using your own production for household appliances or your heat pump, you optimize your long-term investment.
Additionally, these systems actively contribute to climate protection by reducing your carbon footprint. With a well-dimensioned system in Oberwil, you gain energy independence against market price volatility.
Use RenoIndex to estimate the costs of this transition.
These grants significantly facilitate the financing of your energy transition. It is important to be well-informed about the application processes before starting work to ensure eligibility.
To plan your project with peace of mind, use our RenoIndex calculator and get a clear price range for your project in Oberwil.
However, it is recommended to check local specificities related to heritage protection or protected zones before finalizing your project. A compliant installation not only facilitates obtaining permits but also ensures the durability of your investment.
Use the RenoIndex calculator to know the costs associated with your solar installation.
Rigorous planning is the key to success. Analyze your roof exposure and choose high-performance panels adapted to your actual energy needs.
Collaborating with qualified professionals ensures a safe and efficient installation capable of maximizing solar production. Do not forget to include grid connection costs in your overall budget forecast.
To start your renovation project in Oberwil correctly, begin with a reliable estimate. RenoIndex offers you a free price range to support you in every step of your installation.
1. Estimate
Set a budget range with the estimator.
2. Grants
Apply before work starts.
3. Quotes
Compare at least 3 quotes.
4. Permit
Check with the municipality whether a permit is needed.
5. Works
Follow the site and do a written handover.
No specific grant listed for this work. Maintenance tax deductions may still apply.
2800 Delémont · about 22.8 km
360 Comte Entreprise Générale SA provides comprehensive construction and renovation services with a focus on energy efficiency and photovoltaic installations.
360-comtesa.ch2800 Delémont · about 22.8 km
The Alvazzi Group provides comprehensive technical building services, including heating, plumbing, electrical, ventilation, and renewable energy solutions.
alvazzigroupe.com2800 Delémont · about 22.8 km
Construction and renovation company in Delémont, specializing in masonry, sanitary facilities, heating, and turnkey projects in the Jura region.
adsconstruction.ch2800 Delémont · about 22.8 km
Thermosan SA, based in Delémont and Moutier, specializes in heating systems, sanitary installations, and solar solutions, offering a 24/7 repair service.
thermo-san.chSuggestions from the commercial register by distance and activity. Not an endorsement or partnership.
A suitably integrated roof-mounted solar installation is generally only subject to notification. However, check with local authorities if your building is listed or in a protected zone, as this could change the requirements.
The federal one-off remuneration via Pronovo helps directly reduce the initial investment cost of small solar installations. This lowers your overall financial burden and speeds up the return on investment for your system.
No, profitability depends mainly on the portion of electricity you consume directly on site. The more you use your own production for your daily needs, the more you save on your electricity bill.
You can get a quick and free estimate using the RenoIndex calculator. It provides a price range tailored to your situation to help you plan your budget with precision.