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St. Gallen

Renovation works in Mels

Local housing stock

In Mels, the federal building register lists 2'381 residential buildings and 4'640 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.

56 %built before 1980
45 %heated by oil or gas
20.9 %electric hot water
6.5 %with declared solar thermal

Age of residential buildings

56 % built before 1980

  • Before 191917 %
  • 1919–19458 %
  • 1946–19608 %
  • 1961–197011 %
  • 1971–198012 %
  • 1981–199010 %
  • 1991–200013 %
  • 2001–20109 %
  • Since 201111 %

Construction year does not reveal past renovations: check the current insulation condition.

Main heating energy

35 % · Heating oil

  • Heating oil35 %
  • Heat pump30 %
  • Wood21 %
  • Gas10 %
  • District heating3 %
  • Electricity1 %

This distribution describes recorded buildings, not your system's consumption or efficiency.

Heating and hot water: which energies?

EnergyHeatingHot water
Gas10 %5.8 %
Heating oil35 %26.7 %
District heating3 %1.5 %
Heat pump30 %29.9 %
Electricity1 %20.9 %
Wood21 %8.7 %
Solar thermal0 %6.5 %

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)64.4 %
  • Heat pump29.8 %
  • Heat exchanger (district)3.1 %
  • Condensing boiler1.2 %
  • Central electric heating0.8 %
  • Direct electric heaters0.5 %

A standard non-condensing boiler is usually older and less efficient.

Houses or apartment buildings?

  • Single-family houses74.8 %
  • Two-dwelling houses13.1 %
  • Apartment buildings (3+)12.2 %

9.1 % of buildings mix housing with shops or offices.

The typical building

storeys (median)
2
median footprint
114 m²
median dwelling area
109 m²

Dwellings by number of rooms

3.7 %1 rm
10.7 %2 rm
19.5 %3 rm
26.8 %4 rm
39.2 %5+ rm

Dwellings per building

  • 1 dwelling74.8 %
  • 2 to 417.4 %
  • 5 to 94.5 %
  • 10 to 192.9 %
  • 20 or more0.4 %

Renovations, heritage and volumes

For renovation planning in Mels, official building register figures offer key insights. With 15 buildings identified as heritage-protected out of 123 known cases, you must contact local authorities early to confirm permit requirements. Regarding building scale, the median volume is recorded at 1238 m3 according to SIA 416 standards, though it is important to note that data coverage is significantly partial. These figures help homeowners estimate the scope of heating or insulation upgrades. Leveraging this data ensures you are well-prepared for the regulatory and structural realities of renovating your specific property within the municipality.

15
buildings flagged as protected
status known for 123 of 2'381 buildings; check with the municipality
1'238 m³
median house volume (SIA 416)
measured for 1 of 1'780 houses

Source : OFS — RegBL (export communal complet). Existing residential buildings; percentages of recorded values.

Renovating in Mels: what to know

Planning works in Mels, canton of St. Gallen? 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.

Choose your works in Mels

Nearby municipalities : St. Gallen · Wil (SG) · Rapperswil-Jona · Gossau (SG) · Buchs (SG) · Altstätten · Flawil · Uzwil