Estimate renovation costs in Illnau-Effretikon

Local housing stock

In Illnau-Effretikon, the federal building register lists 2'780 residential buildings and 8'777 dwellings. These municipal benchmarks help put your home in context, but do not replace an individual assessment.

67 %built before 1980

51 %heated by oil or gas

25.5 %electric hot water

3 %with declared solar thermal

Age of residential buildings

67 % built before 1980

Before 191919 %
1919–19457 %
1946–19609 %
1961–197014 %
1971–198018 %
1981–19908 %
1991–200010 %
2001–201010 %
Since 20116 %

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

Main heating energy

38 % · Heating oil

Heating oil38 %
Heat pump37 %
Gas13 %
Wood9 %
District heating2 %
Electricity2 %

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

Heating and hot water: which energies?

Energy	Heating	Hot water
Gas	13 %	12.7 %
Heating oil	38 %	29.4 %
District heating	2 %	1.4 %
Heat pump	37 %	24.5 %
Electricity	2 %	25.5 %
Wood	9 %	4.7 %
Solar thermal	0 %	1.6 %

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)55.6 %
Heat pump36.8 %
Stove3.1 %
Heat exchanger (district)1.5 %
Direct electric heaters1.3 %
Condensing boiler0.8 %
Central electric heating0.8 %

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

Houses or apartment buildings?

Single-family houses63.8 %
Two-dwelling houses7.7 %
Apartment buildings (3+)28.5 %

13.8 % of buildings mix housing with shops or offices.

The typical building

storeys (median): 3
median footprint: 123 m²
median dwelling area: 90 m²

Dwellings by number of rooms

4.2 %1 rm

14.3 %2 rm

30.6 %3 rm

29.4 %4 rm

21.5 %5+ rm

Dwellings per building

1 dwelling63.8 %
2 to 413.7 %
5 to 915.8 %
10 to 195.4 %
20 or more1.3 %

Renovations, heritage and volumes

For your renovation plans in Illnau-Effretikon, please note that the Federal Building and Dwelling Register data is partially covered. Regarding heritage protection, only 222 out of 2780 buildings are known, making it essential to contact the municipality early to confirm your property status. Furthermore, data for the 1774 houses regarding SIA 416 building volume is listed as unknown or based on a different standard. As there is no recorded median for renovation years, you should consult the municipality directly to clarify local building regulations and technical requirements before beginning any large-scale insulation or energy-related heating renovation projects.

0

buildings flagged as protected

status known for 222 of 2'780 buildings; check with the municipality

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

Renovating in Illnau-Effretikon: what to know

Planning works in Illnau-Effretikon, canton of Zurich? 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.

Renovation works in Illnau-Effretikon