Renovating in Chavannes-près-Renens: what to know
Planning works in Chavannes-près-Renens, canton of Vaud? Before requesting quotes, local context helps: climate drives the value of insulation and heating, cantonal rules govern boiler replacement, and tax deductions can noticeably reduce the bill.
Local housing stock
The federal building register lists 293 residential buildings with 5'424 dwellings in Chavannes-près-Renens. 63% were built before 1980, before serious insulation standards, and 81% are still heated with oil or gas.
Age of residential buildings
- Before 191915 %
- 1919–194517 %
- 1946–19608 %
- 1961–197010 %
- 1971–198013 %
- 1981–19908 %
- 1991–20004 %
- 2001–201011 %
- Since 201115 %
Main heating energy
- Gas52 %
- Heating oil29 %
- Heat pump11 %
- District heating5 %
- Wood2 %
Heating and hot water: which energies?
| Energy | Heating | Hot water |
|---|---|---|
| Gas | 52 % | 50.5 % |
| Heating oil | 29 % | 30 % |
| District heating | 5 % | 5.1 % |
| Heat pump | 11 % | 3.3 % |
| Electricity | 0 % | 4 % |
| Wood | 2 % | 0.7 % |
| Solar thermal | 0 % | 6.2 % |
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.
Type of heating system
- Boiler (unspecified)55.5 %
- Condensing boiler16.9 %
- Heat pump11 %
- Standard boiler10 %
- Heat exchanger (district)5.5 %
- Stove0.7 %
A standard non-condensing boiler is usually older and less efficient.
Houses or apartment buildings?
- Single-family houses21.2 %
- Two-dwelling houses5.1 %
- Apartment buildings (3+)73.7 %
27.3 % of buildings mix housing with shops or offices.
The typical building
- storeys (median)
- 5
- median footprint
- 328 m²
- median dwelling area
- 68 m²
Dwellings by number of rooms
Dwellings per building
- 1 dwelling21.2 %
- 2 to 415 %
- 5 to 96.8 %
- 10 to 1931.7 %
- 20 or more25.3 %
Renovations, heritage and volumes
When planning renovations in Chavannes-près-Renens, these RegBL figures are vital. Regarding heritage, 105 of 132 identified buildings are protected, meaning you must contact the municipality early for permits; however, data coverage is partial with 161 buildings unknown. For building volume, the median is 747 m3 according to SIA 416, a key metric for scaling heating and insulation projects. This figure is based on 13 of 62 houses, indicating limited data coverage. No renovation year data is available in the registry for this municipality, so evaluate the structural age through other professional assessments.
Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.
Rules of the canton of Vaud
These rules apply across the whole canton, not only in Chavannes-près-Renens.
Choose your works in Chavannes-près-Renens
Nearby municipalities : Lausanne · Yverdon-les-Bains · Vevey · Nyon · Montreux · Morges · Renens · Pully