What is the postal code of Auw?

Auw has 5 postal codes: 5637, 5642, 5643, 5644, 6277.

What is the tax rate in Auw?

The municipal tax multiplier of Auw is 103% (2026); canton AG levies 103%.

How much tax do you pay in Auw?

A single person without children pays about 12'685 CHF income tax in Auw on 100'000 CHF gross income (federal, cantonal, municipal), rank 67 of 196 in canton AG. Source: ESTV (2026).

How many residents does Auw have?

Auw has 2'325 residents (2025).

How many foreign residents live in Auw?

Auw has 505 foreign residents, a share of 21.72% (2025).

Switzerland · Canton AG

Auw

5637–6277

AG CANTON5637 5642 5643 5644+1 PLZ

Residents

2'325

Area

8.6 km²

Population density

272 pop./km²

Elevation

490 m a.s.l.

Terrain up to

788 m a.s.l.

Tax multiplier

103%

Postal codes

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

Demographics

BFS · 2025

Women

1'121 48.2%

Men

1'204 51.8%

Children & youth (0–19)

557 24.0%

Swiss citizens

1'820 78.3%

Foreign residents

505 21.7%

Population density

272 pop./km²

0–19 · 557 · 24.0%20–64 · 1'468 · 63.1%65+ · 300 · 12.9%

Foreign residents 21.7%0%64.0%

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

Vote results for Auw

BFS

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

60.5% YesNo 39.5%

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

66.7% YesNo 33.3%

14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% Yes

37.6% YesNo 62.4%

14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% Yes

47.9% YesNo 52.1%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

42.2% YesNo 57.8%

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes

15.6% YesNo 84.5%

08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes

44.1% YesNo 55.9%

08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes

37.2% YesNo 62.8%

08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes

78.5% YesNo 21.5%

08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes

44.7% YesNo 55.3%

All federal votes →

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

Politics

National Council election 2023

SVP46.2% · strongest party

SVP46.2%

Mitte18.5%

FDP9.6%

SP6.7%

GRÜNE6.7%

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

Taxes 2026

ESTV

Municipal tax multiplier103%

Cantonal tax multiplier103%

103%AG range 48%127%

Tax rank 70 of 196 in canton Aargau

Tax burden

Single, 100'000 CHF gross income

12'685 CHF(12.7%)

Rank 67 of 196 in the canton · 434 of 2110 in Switzerland

Median canton 12'952 CHF · median Switzerland 15'290 CHF

Cheapest Oberwil-Lieli 9'753 CHF · most expensive Ammerswil 13'965 CHF

Income tax as % of gross income

100'000 CHF:12'685 CHF(~12.7%)

AuwCanton range AargauSwitzerland median

Show data table

Gross income	Auw	Aargau	Switzerland median
40'000	5.1%	3.8–5.6%	5.4%
50'000	6.9%	5.2–7.7%	7.8%
60'000	8.4%	6.4–9.3%	10.5%
70'000	9.7%	7.4–10.7%	11.9%
80'000	10.8%	8.2–11.9%	13.1%
90'000	11.6%	8.9–12.8%	14.1%
100'000	12.7%	9.8–14%	15.3%
110'000	13.6%	10.5–14.9%	16.3%
120'000	14.4%	11.2–15.8%	17.2%
130'000	15.1%	11.7–16.5%	18.1%
140'000	15.8%	12.4–17.3%	19%
150'000	16.5%	13–18%	19.7%
175'000	18.1%	14.4–19.7%	21.6%
200'000	19.4%	15.5–21.1%	23.2%
225'000	20.7%	16.6–22.4%	24.6%
250'000	21.8%	17.6–23.6%	25.8%
275'000	22.7%	18.4–24.5%	26.8%
300'000	23.4%	19.1–25.3%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.6 °C

Precipitation 1991–20201'133 mm

9.6 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

788 m

Mean elevation

530 m

Relief

333 m

Mean slope

4.9°

Flat share

58.8%

South-facing

2.1%

Above 2000 m

0.0%

Relief 333 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

23.5 GWh/yr

Roofs + façades

30.7 GWh/yr

≈ households powered

5'200

24 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

34.66 Rp./kWh

Energy

18.4 Rp./kWh

Grid usage

12.36 Rp./kWh

Levies + grid surcharge

2.57 Rp./kWh

34.66 Rp./kWh9.6443.61

Canton median 27.73 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator Elektra Genossenschaft Auw

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

1.06 %

Avg. rooms

4.1

Dwellings

943

Built before 194613.9%

Built since 200150.1%

1.06 %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 86 min · Car 43 min

AgglomerationPT 38 min · Car 20 min

Remoteness 16/196 in canton

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

Municipality

Wikidata · CC0

Websiteauw.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities2'325 #100 AG · #890 CH Families & children24% #6 AG · #169 CH Age structure12.9% #196 AG · #2083 CH Women share48.2% #169 AG · #1822 CH Foreign residents21.7% #93 AG · #733 CH Population density272/km² #126 AG · #836 CH Tax burden12'685 #67 AG · #434 CH Taxes103% #70 AG Warmest municipalities9.6 °C #146 AG · #905 CH Sunniest municipalities41.2% #8 AG · #1338 CH Rainiest municipalities1'133 mm #26 AG · #911 CH Voter turnout50.5% #154 AG · #1657 CH Against Switzerland20.2% #43 AG · #520 CH Aligned with Switzerland79.8% #123 AG · #940 CH SVP strongholds46.2% #61 AG · #350 CH SP strongholds6.7% #187 AG · #1811 CH Centre strongholds18.5% #23 AG · #613 CH FDP strongholds9.6% #151 AG · #1442 CH GLP strongholds6% #133 AG · #980 CH Green strongholds6.7% #60 AG · #1167 CH Largest by area8.6 km² #60 AG · #1086 CH Highest municipalities490 m #51 AG · #1260 CH Remotest municipalities86 min #16 AG · #636 CH Best-connected municipalities86 min #180 AG · #1485 CH Highest peaks788 m #14 AG · #1007 CH Highest-lying municipalities530 m #51 AG · #1308 CH Greatest vertical range333 m #29 AG · #937 CH Steepest municipalities4.9° #154 AG · #1598 CH Solar potential24 GWh #92 AG · #896 CH Cheapest electricity34.66 Rp./kWh #195 AG · #2045 CH Most expensive electricity34.66 Rp./kWh #2 AG · #62 CH

Postal codes (5)

swisstopo

Localities

swisstopo · 5

Auw5644 Beinwil (Freiamt)5637 Kleinwangen6277 Meienberg5643 Mühlau5642

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Auw?: Auw has 5 postal codes: 5637, 5642, 5643, 5644, 6277.
What is the tax rate in Auw?: The municipal tax multiplier of Auw is 103% (2026); canton AG levies 103%.
How much tax do you pay in Auw?: A single person without children pays about 12'685 CHF income tax in Auw on 100'000 CHF gross income (federal, cantonal, municipal), rank 67 of 196 in canton AG. Source: ESTV (2026).
How many residents does Auw have?: Auw has 2'325 residents (2025).
How many foreign residents live in Auw?: Auw has 505 foreign residents, a share of 21.72% (2025).

Map

OpenStreetMap