What is the postal code of Rheinfelden?

Rheinfelden has 3 postal codes: 4303, 4310, 4313.

What is the tax rate in Rheinfelden?

The municipal tax multiplier of Rheinfelden is 90% (2026); canton AG levies 103%.

How much tax do you pay in Rheinfelden?

A single person without children pays about 11'992 CHF income tax in Rheinfelden on 100'000 CHF gross income (federal, cantonal, municipal), rank 23 of 196 in canton AG. Source: ESTV (2026).

How many residents does Rheinfelden have?

Rheinfelden has 14'034 residents (2025).

How many foreign residents live in Rheinfelden?

Rheinfelden has 4'828 foreign residents, a share of 34.4% (2025).

Switzerland · Canton AG

Rheinfelden

4303–4313

AG CANTON4303 4310 4313

Residents

14'034

Area

16 km²

Population density

876 pop./km²

Elevation

274 m a.s.l.

Tax multiplier

90%

Postal codes

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

Demographics

BFS · 2025

Women

7'077 50.4%

Men

6'957 49.6%

Children & youth (0–19)

2'500 17.8%

Swiss citizens

9'206 65.6%

Foreign residents

4'828 34.4%

Population density

876 pop./km²

0–19 · 2'500 · 17.8%20–64 · 8'467 · 60.3%65+ · 3'067 · 21.9%

Foreign residents 34.4%0%64.0%

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

Vote results for Rheinfelden

BFS

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

51.4% YesNo 48.6%

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

39.5% YesNo 60.6%

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

49.9% YesNo 50.2%

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

45.8% YesNo 54.2%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

55.2% YesNo 44.8%

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

29.2% YesNo 70.8%

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

37.5% YesNo 62.5%

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

33.7% YesNo 66.3%

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

76.1% YesNo 23.9%

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

39.9% YesNo 60.1%

All federal votes →

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

Politics

National Council election 2023

SVP24.9% · strongest party

SVP24.9%

SP23.9%

FDP14.0%

Mitte11.9%

GLP10.7%

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

Taxes 2026

ESTV

Municipal tax multiplier90%

Cantonal tax multiplier103%

90%AG range 48%127%

Tax rank 23 of 196 in canton Aargau

Tax burden

Single, 100'000 CHF gross income

11'992 CHF(12%)

Rank 23 of 196 in the canton · 309 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:11'992 CHF(~12%)

RheinfeldenCanton range AargauSwitzerland median

Show data table

Gross income	Rheinfelden	Aargau	Switzerland median
40'000	4.8%	3.8–5.6%	5.4%
50'000	6.5%	5.2–7.7%	7.8%
60'000	7.9%	6.4–9.3%	10.5%
70'000	9.2%	7.4–10.7%	11.9%
80'000	10.2%	8.2–11.9%	13.1%
90'000	11%	8.9–12.8%	14.1%
100'000	12%	9.8–14%	15.3%
110'000	12.9%	10.5–14.9%	16.3%
120'000	13.6%	11.2–15.8%	17.2%
130'000	14.3%	11.7–16.5%	18.1%
140'000	15%	12.4–17.3%	19%
150'000	15.6%	13–18%	19.7%
175'000	17.2%	14.4–19.7%	21.6%
200'000	18.5%	15.5–21.1%	23.2%
225'000	19.7%	16.6–22.4%	24.6%
250'000	20.8%	17.6–23.6%	25.8%
275'000	21.7%	18.4–24.5%	26.8%
300'000	22.4%	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 1991–202011 °C

Precipitation 1991–2020986 mm

11 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

419 m

Mean elevation

306 m

Relief

158 m

Mean slope

3.8°

Flat share

74.7%

South-facing

0.9%

Above 2000 m

0.0%

Relief 158 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

79 GWh/yr

Roofs + façades

100.9 GWh/yr

≈ households powered

17'600

79 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

27.89 Rp./kWh

Energy

11.4 Rp./kWh

Grid usage

12.23 Rp./kWh

Levies + grid surcharge

3.06 Rp./kWh

27.89 Rp./kWh9.6443.61

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

Network operator AEW Energie AG

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

1.67 %

Avg. rooms

3.5

Dwellings

7'231

Built before 194615.7%

Built since 200128.0%

1.67 %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 31 min · Car 24 min

AgglomerationPT 25 min · Car 21 min

Remoteness 195/196 in canton

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

Municipality

Wikidata · CC0

Websiterheinfelden.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities14'034 #6 AG · #105 CH Families & children17.8% #175 AG · #1700 CH Age structure21.9% #46 AG · #879 CH Women share50.4% #36 AG · #697 CH Foreign residents34.4% #24 AG · #169 CH Population density876/km² #41 AG · #270 CH Tax burden11'992 #23 AG · #309 CH Taxes90% #23 AG Warmest municipalities11 °C #2 AG · #68 CH Sunniest municipalities41.6% #2 AG · #1199 CH Rainiest municipalities986 mm #184 AG · #1687 CH Voter turnout50.7% #153 AG · #1634 CH Against Switzerland10% #134 AG · #1248 CH Aligned with Switzerland90% #39 AG · #259 CH SVP strongholds24.9% #187 AG · #1559 CH SP strongholds23.9% #7 AG · #222 CH Centre strongholds11.9% #100 AG · #1040 CH FDP strongholds14% #50 AG · #926 CH GLP strongholds10.7% #20 AG · #240 CH Green strongholds8.7% #17 AG · #767 CH Largest by area16 km² #9 AG · #603 CH Highest municipalities274 m #194 AG · #2075 CH Remotest municipalities31 min #195 AG · #2014 CH Best-connected municipalities31 min #2 AG · #88 CH Highest peaks419 m #191 AG · #2080 CH Highest-lying municipalities306 m #195 AG · #2097 CH Greatest vertical range158 m #147 AG · #1546 CH Steepest municipalities3.8° #175 AG · #1780 CH Solar potential79 GWh #12 AG · #151 CH Cheapest electricity27.89 Rp./kWh #139 AG · #1049 CH Most expensive electricity27.89 Rp./kWh #86 AG · #1087 CH

Postal codes (3)

swisstopo

Localities

swisstopo · 3

Kaiseraugst4303 Möhlin4313 Rheinfelden4310

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Rheinfelden?: Rheinfelden has 3 postal codes: 4303, 4310, 4313.
What is the tax rate in Rheinfelden?: The municipal tax multiplier of Rheinfelden is 90% (2026); canton AG levies 103%.
How much tax do you pay in Rheinfelden?: A single person without children pays about 11'992 CHF income tax in Rheinfelden on 100'000 CHF gross income (federal, cantonal, municipal), rank 23 of 196 in canton AG. Source: ESTV (2026).
How many residents does Rheinfelden have?: Rheinfelden has 14'034 residents (2025).
How many foreign residents live in Rheinfelden?: Rheinfelden has 4'828 foreign residents, a share of 34.4% (2025).

Map

OpenStreetMap

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