What is the postal code of Affoltern am Albis?

Affoltern am Albis has 2 postal codes: 8909, 8910.

What is the tax rate in Affoltern am Albis?

The municipal tax multiplier of Affoltern am Albis is 122% (2026); canton ZH levies 95%.

How much tax do you pay in Affoltern am Albis?

A single person without children pays about 11'990 CHF income tax in Affoltern am Albis on 100'000 CHF gross income (federal, cantonal, municipal), rank 151 of 160 in canton ZH. Source: ESTV (2026).

How many residents does Affoltern am Albis have?

Affoltern am Albis has 12'911 residents (2025).

How many foreign residents live in Affoltern am Albis?

Affoltern am Albis has 4'045 foreign residents, a share of 31.33% (2025).

Affoltern am Albis (ZH): Postal Codes 8909–8910, Tax Rate & Population

Demographics

BFS · 2025

Women

6'437 49.9%

Men

6'474 50.1%

Children & youth (0–19)

2'591 20.1%

Swiss citizens

8'866 68.7%

Foreign residents

4'045 31.3%

Population density

1'219 pop./km²

0–19 · 2'591 · 20.1%20–64 · 7'741 · 60.0%65+ · 2'579 · 20.0%

Foreign residents 31.3%0%64.0%

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

Vote results for Affoltern am Albis

BFS

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

55.6% YesNo 44.4%

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

44.8% YesNo 55.2%

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

56.2% YesNo 43.8%

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

37.0% YesNo 63.0%

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

59.9% YesNo 40.1%

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

39.2% YesNo 60.8%

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

36.1% YesNo 63.9%

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

62.6% YesNo 37.4%

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

37.1% YesNo 62.9%

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

28.2% YesNo 71.8%

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%

SP15.7%

GLP12.5%

FDP11.5%

Mitte8.4%

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

Taxes 2026

ESTV

Municipal tax multiplier122%

Cantonal tax multiplier95%

122%ZH range 71%128%

Tax rank 153 of 160 in canton Zurich

Tax burden

Single, 100'000 CHF gross income

11'990 CHF(12%)

Rank 151 of 160 in the canton · 304 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:11'990 CHF(~12%)

Affoltern am AlbisCanton range ZurichSwitzerland median

Show data table

Gross income	Affoltern am Albis	Zurich	Switzerland median
40'000	5.3%	4.2–5.5%	5.4%
50'000	6.6%	5.2–6.8%	7.8%
60'000	7.9%	6.2–8.1%	10.5%
70'000	9%	7.1–9.2%	11.9%
80'000	10.1%	8–10.3%	13.1%
90'000	10.9%	8.6–11.1%	14.1%
100'000	12%	9.6–12.3%	15.3%
110'000	13%	10.4–13.3%	16.3%
120'000	13.8%	11.1–14.1%	17.2%
130'000	14.5%	11.7–14.8%	18.1%
140'000	15.4%	12.5–15.7%	19%
150'000	16.1%	13.1–16.5%	19.7%
175'000	18%	14.7–18.4%	21.6%
200'000	19.7%	16.2–20.1%	23.2%
225'000	21.2%	17.5–21.6%	24.6%
250'000	22.6%	18.8–23.1%	25.8%
275'000	23.8%	19.8–24.3%	26.8%
300'000	24.8%	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 1991–20209.7 °C

Precipitation 1991–20201'182 mm

9.7 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

745 m

Mean elevation

529 m

Relief

303 m

Mean slope

6.1°

Flat share

52.4%

South-facing

6.9%

Above 2000 m

0.0%

Relief 303 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

68.3 GWh/yr

Roofs + façades

92 GWh/yr

≈ households powered

15'200

68 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

0.68 %

Avg. rooms

3.7

Dwellings

6'019

Built before 194611.0%

Built since 200126.8%

0.68 %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 49 min · Car 28 min

AgglomerationPT 28 min · Car 23 min

Remoteness 103/160 in canton

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

Municipality

Wikidata · CC0

Websitestadtaffoltern.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

31

Largest municipalities12'911 #25 ZH · #120 CH Families & children20.1% #100 ZH · #1093 CH Age structure20% #74 ZH · #1236 CH Women share49.9% #82 ZH · #974 CH Foreign residents31.3% #24 ZH · #256 CH Population density1'219/km² #40 ZH · #166 CH Tax burden11'990 #151 ZH · #304 CH Taxes122% #153 ZH Warmest municipalities9.7 °C #74 ZH · #756 CH Sunniest municipalities40.5% #71 ZH · #1582 CH Rainiest municipalities1'182 mm #50 ZH · #732 CH Voter turnout53% #129 ZH · #1347 CH Against Switzerland5% #137 ZH · #1425 CH Aligned with Switzerland95% #7 ZH · #17 CH SVP strongholds32.2% #115 ZH · #1135 CH SP strongholds15.7% #47 ZH · #862 CH Centre strongholds8.4% #75 ZH · #1373 CH FDP strongholds11.5% #64 ZH · #1202 CH GLP strongholds12.5% #46 ZH · #112 CH Green strongholds8.1% #26 ZH · #849 CH Largest by area10.6 km² #49 ZH · #913 CH Highest municipalities494 m #57 ZH · #1238 CH Remotest municipalities49 min #103 ZH · #1657 CH Best-connected municipalities49 min #55 ZH · #419 CH Highest peaks745 m #39 ZH · #1091 CH Highest-lying municipalities529 m #60 ZH · #1314 CH Greatest vertical range303 m #38 ZH · #985 CH Steepest municipalities6.1° #82 ZH · #1372 CH Solar potential68 GWh #21 ZH · #187 CH Cheapest electricity24.14 Rp./kWh #3 ZH · #64 CH Most expensive electricity24.14 Rp./kWh #39 ZH · #1924 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Affoltern am Albis8910 Zwillikon8909

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Affoltern am Albis?: Affoltern am Albis has 2 postal codes: 8909, 8910.
What is the tax rate in Affoltern am Albis?: The municipal tax multiplier of Affoltern am Albis is 122% (2026); canton ZH levies 95%.
How much tax do you pay in Affoltern am Albis?: A single person without children pays about 11'990 CHF income tax in Affoltern am Albis on 100'000 CHF gross income (federal, cantonal, municipal), rank 151 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Affoltern am Albis have?: Affoltern am Albis has 12'911 residents (2025).
How many foreign residents live in Affoltern am Albis?: Affoltern am Albis has 4'045 foreign residents, a share of 31.33% (2025).

Map

OpenStreetMap

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