What is the postal code of Rottenschwil?

The postal code of Rottenschwil is 8919.

What is the tax rate in Rottenschwil?

The municipal tax multiplier of Rottenschwil is 99% (2026); canton AG levies 103%.

How much tax do you pay in Rottenschwil?

A single person without children pays about 12'472 CHF income tax in Rottenschwil on 100'000 CHF gross income (federal, cantonal, municipal), rank 49 of 196 in canton AG. Source: ESTV (2026).

How many residents does Rottenschwil have?

Rottenschwil has 1'013 residents (2025).

How many foreign residents live in Rottenschwil?

Rottenschwil has 188 foreign residents, a share of 18.56% (2025).

Switzerland · Canton AG

Rottenschwil

8919

AG CANTON8919

Residents

1'013

Area

4.5 km²

Population density

226 pop./km²

Elevation

388 m a.s.l.

Tax multiplier

99%

Postal codes

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

Demographics

BFS · 2025

Women

474 46.8%

Men

539 53.2%

Children & youth (0–19)

154 15.2%

Swiss citizens

825 81.4%

Foreign residents

188 18.6%

Population density

226 pop./km²

0–19 · 154 · 15.2%20–64 · 669 · 66.0%65+ · 190 · 18.8%

Foreign residents 18.6%0%64.0%

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

Vote results for Rottenschwil

BFS

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

62.9% YesNo 37.1%

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

64.8% YesNo 35.2%

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

32.2% YesNo 67.8%

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

49.5% YesNo 50.5%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

47.9% YesNo 52.1%

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

17.1% YesNo 82.9%

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

48.6% YesNo 51.4%

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

40.6% YesNo 59.4%

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

71.5% YesNo 28.5%

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

46.3% YesNo 53.7%

All federal votes →

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

Politics

National Council election 2023

SVP48.4% · strongest party

SVP48.4%

Mitte12.8%

SP11.0%

FDP10.6%

GLP8.6%

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

Taxes 2026

ESTV

Municipal tax multiplier99%

Cantonal tax multiplier103%

99%AG range 48%127%

Tax rank 51 of 196 in canton Aargau

Tax burden

Single, 100'000 CHF gross income

12'472 CHF(12.5%)

Rank 49 of 196 in the canton · 393 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:12'472 CHF(~12.5%)

RottenschwilCanton range AargauSwitzerland median

Show data table

Gross income	Rottenschwil	Aargau	Switzerland median
40'000	5%	3.8–5.6%	5.4%
50'000	6.8%	5.2–7.7%	7.8%
60'000	8.3%	6.4–9.3%	10.5%
70'000	9.6%	7.4–10.7%	11.9%
80'000	10.6%	8.2–11.9%	13.1%
90'000	11.4%	8.9–12.8%	14.1%
100'000	12.5%	9.8–14%	15.3%
110'000	13.4%	10.5–14.9%	16.3%
120'000	14.1%	11.2–15.8%	17.2%
130'000	14.8%	11.7–16.5%	18.1%
140'000	15.5%	12.4–17.3%	19%
150'000	16.2%	13–18%	19.7%
175'000	17.8%	14.4–19.7%	21.6%
200'000	19.1%	15.5–21.1%	23.2%
225'000	20.4%	16.6–22.4%	24.6%
250'000	21.5%	17.6–23.6%	25.8%
275'000	22.4%	18.4–24.5%	26.8%
300'000	23.1%	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 1991–202010.2 °C

Precipitation 1991–20201'127 mm

10.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

461 m

Mean elevation

392 m

Relief

84 m

Mean slope

2.8°

Flat share

80.8%

South-facing

1.3%

Above 2000 m

0.0%

Relief 84 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

8.3 GWh/yr

Roofs + façades

10.9 GWh/yr

≈ households powered

1'800

8 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

26 Rp./kWh

Energy

10.8 Rp./kWh

Grid usage

12.9 Rp./kWh

Levies + grid surcharge

2.3 Rp./kWh

26 Rp./kWh9.6443.61

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

Network operator Elektra-Genossenschaft Rottenschwil-Werd

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

0.21 %

Avg. rooms

Dwellings

477

Built before 194610.1%

Built since 200138.8%

0.21 %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 61 min · Car 35 min

AgglomerationPT 32 min · Car 20 min

Remoteness 115/196 in canton

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

Municipality

Wikidata · CC0

Websiterottenschwil.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities1'013 #164 AG · #1452 CH Families & children15.2% #194 AG · #1965 CH Age structure18.8% #124 AG · #1481 CH Women share46.8% #192 AG · #2025 CH Foreign residents18.6% #131 AG · #989 CH Population density226/km² #147 AG · #959 CH Tax burden12'472 #51 AG · #395 CH Taxes99% #51 AG Warmest municipalities10.2 °C #23 AG · #352 CH Sunniest municipalities41.1% #16 AG · #1384 CH Rainiest municipalities1'127 mm #36 AG · #944 CH Voter turnout53.1% #121 AG · #1342 CH Against Switzerland19.2% #46 AG · #584 CH Aligned with Switzerland80.8% #120 AG · #872 CH SVP strongholds48.4% #48 AG · #286 CH SP strongholds11% #132 AG · #1411 CH Centre strongholds12.8% #89 AG · #969 CH FDP strongholds10.6% #130 AG · #1317 CH GLP strongholds8.6% #64 AG · #503 CH Green strongholds2.7% #190 AG · #1905 CH Largest by area4.5 km² #136 AG · #1630 CH Highest municipalities388 m #148 AG · #1943 CH Remotest municipalities61 min #115 AG · #1309 CH Best-connected municipalities61 min #88 AG · #827 CH Highest peaks461 m #184 AG · #2001 CH Highest-lying municipalities392 m #168 AG · #1999 CH Greatest vertical range84 m #187 AG · #1916 CH Steepest municipalities2.8° #191 AG · #1923 CH Solar potential8 GWh #179 AG · #1672 CH Cheapest electricity26 Rp./kWh #29 AG · #477 CH Most expensive electricity26 Rp./kWh #168 AG · #1630 CH

Postal codes (1)

swisstopo

8919

Rottenschwil

Localities

swisstopo · 1

Rottenschwil8919

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Rottenschwil?: The postal code of Rottenschwil is 8919.
What is the tax rate in Rottenschwil?: The municipal tax multiplier of Rottenschwil is 99% (2026); canton AG levies 103%.
How much tax do you pay in Rottenschwil?: A single person without children pays about 12'472 CHF income tax in Rottenschwil on 100'000 CHF gross income (federal, cantonal, municipal), rank 49 of 196 in canton AG. Source: ESTV (2026).
How many residents does Rottenschwil have?: Rottenschwil has 1'013 residents (2025).
How many foreign residents live in Rottenschwil?: Rottenschwil has 188 foreign residents, a share of 18.56% (2025).

Map

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