What is the postal code of Illnau-Effretikon?

Illnau-Effretikon has 5 postal codes: 8307, 8308, 8314, 8482, 8483.

What is the tax rate in Illnau-Effretikon?

The municipal tax multiplier of Illnau-Effretikon is 113% (2026); canton ZH levies 95%.

How much tax do you pay in Illnau-Effretikon?

A single person without children pays about 11'564 CHF income tax in Illnau-Effretikon on 100'000 CHF gross income (federal, cantonal, municipal), rank 105 of 160 in canton ZH. Source: ESTV (2026).

How many residents does Illnau-Effretikon have?

Illnau-Effretikon has 17'973 residents (2025).

How many foreign residents live in Illnau-Effretikon?

Illnau-Effretikon has 5'332 foreign residents, a share of 29.67% (2025).

Illnau-Effretikon (ZH): Postal Codes 8307–8483, Tax Rate & Population

Demographics

BFS · 2025

Women

9'037 50.3%

Men

8'936 49.7%

Children & youth (0–19)

3'527 19.6%

Swiss citizens

12'641 70.3%

Foreign residents

5'332 29.7%

Population density

546 pop./km²

0–19 · 3'527 · 19.6%20–64 · 10'893 · 60.6%65+ · 3'553 · 19.8%

Foreign residents 29.7%0%64.0%

STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026

Vote results for Illnau-Effretikon

BFS

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes

55.3% YesNo 44.7%

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes

47.3% YesNo 52.7%

14.06.2026Kantonale Volksinitiative «Stopp Prämien-Schock: Für eine automatische Entlastung bei den Krankenkassenprämien»Cantonal ZH● Accepted · 53.1% Yes

54.6% YesNo 45.4%

14.06.2026C. Stichfrage: Welche der beiden Vorlagen soll in Kraft treten, falls sowohl die kantonale Volksinitiative als auch der Gegenvorschlag des Kantonsrates angenommen werden?Cantonal ZH● Rejected · 41.1% Yes

39.9% YesNo 60.1%

14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZH● Accepted · 54.3% Yes

57.0% YesNo 43.0%

14.06.2026A. Kantonale Volksinitiative «Bezahlbare Wohnungen schützen. Leerkündigungen stoppen (Wohnschutz-Initiative)»Cantonal ZH● Rejected · 42.7% Yes

41.4% YesNo 58.6%

14.06.2026C. Stichfrage: Welche der beiden Vorlagen soll in Kraft treten, falls sowohl die kantonale Volksinitiative als auch der Gegenvorschlag des Kantonsrates angenommen werden?Cantonal ZH● Rejected · 39.3% Yes

37.5% YesNo 62.5%

14.06.2026B. Gegenvorschlag des Kantonsrates vom 17. November 2025Cantonal ZH● Accepted · 57.9% Yes

60.6% YesNo 39.4%

14.06.2026A. Kantonale Volksinitiative für mehr günstige und gemeinnützige Wohnungen («Wohnungsinitiative»)Cantonal ZH● Rejected · 40.3% Yes

38.2% YesNo 61.8%

14.06.2026Kantonale Volksinitiative «Wohneigentum wieder ermöglichen (Wohneigentums-Initiative)»Cantonal ZH● Rejected · 25.1% Yes

27.6% YesNo 72.4%

All federal votes →

Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023

SVP32.2% · strongest party

SVP32.2%

SP19.2%

FDP11.4%

GLP10.7%

Mitte9.7%

sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026

Taxes 2026

ESTV

Municipal tax multiplier113%

Cantonal tax multiplier95%

113%ZH range 71%128%

Tax rank 109 of 160 in canton Zurich

Tax burden

Single, 100'000 CHF gross income

11'564 CHF(11.6%)

Rank 105 of 160 in the canton · 216 of 2110 in Switzerland

Median canton 11'375 CHF · median Switzerland 15'290 CHF

Cheapest Zumikon 9'577 CHF · most expensive Bachs 12'273 CHF

Income tax as % of gross income

100'000 CHF:11'564 CHF(~11.6%)

Illnau-EffretikonCanton range ZurichSwitzerland median

Show data table

Gross income	Illnau-Effretikon	Zurich	Switzerland median
40'000	5.1%	4.2–5.5%	5.4%
50'000	6.3%	5.2–6.8%	7.8%
60'000	7.6%	6.2–8.1%	10.5%
70'000	8.7%	7.1–9.2%	11.9%
80'000	9.7%	8–10.3%	13.1%
90'000	10.5%	8.6–11.1%	14.1%
100'000	11.6%	9.6–12.3%	15.3%
110'000	12.5%	10.4–13.3%	16.3%
120'000	13.3%	11.1–14.1%	17.2%
130'000	14%	11.7–14.8%	18.1%
140'000	14.9%	12.5–15.7%	19%
150'000	15.6%	13.1–16.5%	19.7%
175'000	17.4%	14.7–18.4%	21.6%
200'000	19.1%	16.2–20.1%	23.2%
225'000	20.5%	17.5–21.6%	24.6%
250'000	22%	18.8–23.1%	25.8%
275'000	23.1%	19.8–24.3%	26.8%
300'000	24.1%	20.7–25.3%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.2 °C

Precipitation 1991–20201'193 mm

9.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

689 m

Mean elevation

564 m

Relief

231 m

Mean slope

6.8°

Flat share

54.6%

South-facing

9.4%

Above 2000 m

0.0%

Relief 231 m0 m3'847 m

Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.

swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026

Solar potential

BFE

Roof potential

94.8 GWh/yr

Roofs + façades

136.3 GWh/yr

≈ households powered

21'100

95 GWh/yr01'133 GWh/yr

BFE solar factsheet ↗

Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).

Swiss Federal Office of Energy (SFOE), retrieved 31.08.2026

Electricity

ElCom · 2026

Tariff H4

24.14 Rp./kWh

Energy

12.11 Rp./kWh

Grid usage

8.23 Rp./kWh

Levies + grid surcharge

2.46 Rp./kWh

24.14 Rp./kWh9.6443.61

Canton median 24.76 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator Elektrizitätswerke des Kantons Zürich (EKZ)

ElCom tariff comparison ↗

How this is measured

Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026

Housing

BFS

Vacancy rate

0.98 %

Avg. rooms

3.6

Dwellings

8'534

Built before 194614.0%

Built since 200117.3%

0.98 %0 %12 %

Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.

Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026

Accessibility

ARE · NPVM

Major centrePT 50 min · Car 29 min

AgglomerationPT 34 min · Car 21 min

Remoteness 102/160 in canton

National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0

Websiteillnau-effretikon.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

31

Largest municipalities17'973 #17 ZH · #71 CH Families & children19.6% #124 ZH · #1259 CH Age structure19.8% #80 ZH · #1283 CH Women share50.3% #63 ZH · #715 CH Foreign residents29.7% #28 ZH · #323 CH Population density546/km² #87 ZH · #474 CH Tax burden11'564 #110 ZH · #221 CH Taxes113% #109 ZH Warmest municipalities9.2 °C #137 ZH · #1200 CH Sunniest municipalities39.8% #140 ZH · #1964 CH Rainiest municipalities1'193 mm #48 ZH · #708 CH Voter turnout54.8% #121 ZH · #1097 CH Against Switzerland4% #145 ZH · #1446 CH Aligned with Switzerland96% #6 ZH · #12 CH SVP strongholds32.2% #116 ZH · #1136 CH SP strongholds19.2% #14 ZH · #520 CH Centre strongholds9.7% #37 ZH · #1222 CH FDP strongholds11.4% #66 ZH · #1212 CH GLP strongholds10.7% #94 ZH · #235 CH Green strongholds7.5% #52 ZH · #965 CH Largest by area32.9 km² #4 ZH · #282 CH Highest municipalities516 m #47 ZH · #1134 CH Remotest municipalities50 min #102 ZH · #1625 CH Best-connected municipalities50 min #61 ZH · #457 CH Highest peaks689 m #49 ZH · #1239 CH Highest-lying municipalities564 m #38 ZH · #1152 CH Greatest vertical range231 m #60 ZH · #1221 CH Steepest municipalities6.8° #70 ZH · #1265 CH Solar potential95 GWh #12 ZH · #93 CH Cheapest electricity24.14 Rp./kWh #121 ZH · #182 CH Most expensive electricity24.14 Rp./kWh #157 ZH · #2042 CH

Postal codes (5)

swisstopo

Localities

swisstopo · 7

Agasul8308 Effretikon8307 Illnau8308 Kollbrunn8483 Kyburg8314 Ottikon b. Kemptthal8307 Sennhof (Winterthur)8482

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Illnau-Effretikon?: Illnau-Effretikon has 5 postal codes: 8307, 8308, 8314, 8482, 8483.
What is the tax rate in Illnau-Effretikon?: The municipal tax multiplier of Illnau-Effretikon is 113% (2026); canton ZH levies 95%.
How much tax do you pay in Illnau-Effretikon?: A single person without children pays about 11'564 CHF income tax in Illnau-Effretikon on 100'000 CHF gross income (federal, cantonal, municipal), rank 105 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Illnau-Effretikon have?: Illnau-Effretikon has 17'973 residents (2025).
How many foreign residents live in Illnau-Effretikon?: Illnau-Effretikon has 5'332 foreign residents, a share of 29.67% (2025).

Map

OpenStreetMap

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