What is the postal code of Riehen?

Riehen has 2 postal codes: 4058, 4125.

What is the tax rate in Riehen?

The municipal tax multiplier of Riehen is 40% (2026); canton BS levies 50%.

How much tax do you pay in Riehen?

A single person without children pays about 13'363 CHF income tax in Riehen on 100'000 CHF gross income (federal, cantonal, municipal), rank 2 of 3 in canton BS. Source: ESTV (2026).

How many residents does Riehen have?

Riehen has 22'774 residents (2025).

How many foreign residents live in Riehen?

Riehen has 6'809 foreign residents, a share of 29.9% (2025).

Switzerland · Canton BS

Riehen

4058–4125

BS CANTON4058 4125

Residents

22'774

Area

10.9 km²

Population density

2'095 pop./km²

Elevation

295 m a.s.l.

Tax multiplier

40%

Postal codes

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

Demographics

BFS · 2025

Women

11'948 52.5%

Men

10'826 47.5%

Children & youth (0–19)

4'967 21.8%

Swiss citizens

15'965 70.1%

Foreign residents

6'809 29.9%

Population density

2'095 pop./km²

0–19 · 4'967 · 21.8%20–64 · 12'014 · 52.8%65+ · 5'793 · 25.4%

Foreign residents 29.9%0%64.0%

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

Vote results for Riehen

BFS

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

48.5% YesNo 51.5%

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

34.3% YesNo 65.8%

14.06.2026Stichfrage zu Initiative und GegenvorschlagCantonal BS● Rejected · 28.9% Yes

24.7% YesNo 75.3%

14.06.2026Gegenvorschlag des Grossen Rates vom 7. Januar 2026Cantonal BS● Accepted · 67.8% Yes

67.1% YesNo 32.9%

14.06.2026Kantonale Initiative «Für die Wiederherstellung und Wiederaufforstung der ehemaligen Klybeckinsel (Klybeckinsel-Volksinitiative)»Cantonal BS● Rejected · 38.2% Yes

35.1% YesNo 64.9%

14.06.2026Grossratsbeschluss vom 7. Januar 2026 betreffend Finanzierung der weiteren Arbeit im Zusammenhang mit dem Herzstück und dem Bahnknoten BaselCantonal BS● Accepted · 56.2% Yes

54.4% YesNo 45.6%

14.06.2026Kantonale Initiative für ein «Neues Stadttaubenkonzept Kanton Basel-Stadt»Cantonal BS● Rejected · 36.2% Yes

29.3% YesNo 70.7%

14.06.2026Grossratsbeschluss vom 22. Oktober 2025 betreffend Änderung des Gesetzes über die direkten Steuern (Steuergesetz, StG)Cantonal BS● Accepted · 53.4% Yes

43.8% YesNo 56.2%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

57.1% YesNo 43.0%

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

29.7% YesNo 70.4%

All federal votes →

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

Politics

National Council election 2023

SP22.6% · strongest party

SP22.6%

SVP19.7%

LPS13.7%

FDP10.0%

GLP10.0%

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

Taxes 2026

ESTV

Municipal tax multiplier40%

Cantonal tax multiplier50%

40%BS range 37.5%50%

Tax rank 2 of 3 in canton Basel-City

Tax burden

Single, 100'000 CHF gross income

13'363 CHF(13.4%)

Rank 2 of 3 in the canton · 653 of 2110 in Switzerland

Median canton 13'363 CHF · median Switzerland 15'290 CHF

Cheapest Bettingen 13'039 CHF · most expensive Basel 14'659 CHF

Income tax as % of gross income

100'000 CHF:13'363 CHF(~13.4%)

RiehenCanton range Basel-CitySwitzerland median

Show data table

Gross income	Riehen	Basel-City	Switzerland median
40'000	4.5%	4.3–4.9%	5.4%
50'000	7%	6.9–7.8%	7.8%
60'000	9%	8.7–9.9%	10.5%
70'000	10.4%	10.1–11.5%	11.9%
80'000	11.5%	11.2–12.7%	13.1%
90'000	12.4%	12.1–13.6%	14.1%
100'000	13.4%	13–14.7%	15.3%
110'000	14.2%	13.9–15.6%	16.3%
120'000	14.9%	14.6–16.3%	17.2%
130'000	15.6%	15.2–17%	18.1%
140'000	16.2%	15.8–17.7%	19%
150'000	16.8%	16.4–18.3%	19.7%
175'000	18.1%	17.7–19.7%	21.6%
200'000	19.3%	18.9–20.9%	23.2%
225'000	20.3%	19.9–21.9%	24.6%
250'000	21.2%	20.8–22.8%	25.8%
275'000	22.1%	21.6–23.8%	26.8%
300'000	23.1%	22.7–24.9%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–202011.2 °C

Precipitation 1991–2020813 mm

11.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

486 m

Mean elevation

312 m

Relief

232 m

Mean slope

5.1°

Flat share

58.9%

South-facing

5.5%

Above 2000 m

0.0%

Relief 232 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

81.8 GWh/yr

Roofs + façades

110.3 GWh/yr

≈ households powered

18'200

82 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

33.25 Rp./kWh

Energy

10.89 Rp./kWh

Grid usage

11.41 Rp./kWh

Levies + grid surcharge

9.74 Rp./kWh

33.25 Rp./kWh9.6443.61

Canton median 33.25 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator IWB Industrielle Werke Basel

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

0.72 %

Avg. rooms

3.8

Dwellings

10'897

Built before 194614.2%

Built since 200113.8%

0.72 %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 27 min · Car 17 min

AgglomerationPT 27 min · Car 17 min

Remoteness 2/3 in canton

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

Municipality

Wikidata · CC0

Head of governmentWilli Fischer

Websiteriehen.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities22'774 #2 BS · #45 CH Families & children21.8% #1 BS · #589 CH Age structure25.4% #2 BS · #360 CH Women share52.5% #1 BS · #75 CH Foreign residents29.9% #2 BS · #312 CH Population density2'095/km² #2 BS · #63 CH Tax burden13'363 #2 BS · #653 CH Taxes40% #2 BS Warmest municipalities11.2 °C #2 BS · #35 CH Sunniest municipalities41.9% #2 BS · #1146 CH Rainiest municipalities813 mm #2 BS · #2044 CH Voter turnout63% #2 BS · #242 CH Against Switzerland12% #2 BS · #1119 CH Aligned with Switzerland88% #2 BS · #343 CH SVP strongholds19.7% #1 BS · #1795 CH SP strongholds22.6% #2 BS · #288 CH Centre strongholds8.1% #1 BS · #1425 CH FDP strongholds10% #2 BS · #1390 CH GLP strongholds10% #1 BS · #316 CH Green strongholds8.4% #2 BS · #803 CH Largest by area10.9 km² #2 BS · #902 CH Highest municipalities295 m #2 BS · #2060 CH Remotest municipalities27 min #2 BS · #2047 CH Best-connected municipalities27 min #2 BS · #62 CH Highest peaks486 m #2 BS · #1928 CH Highest-lying municipalities312 m #2 BS · #2095 CH Greatest vertical range232 m #1 BS · #1217 CH Steepest municipalities5.1° #2 BS · #1548 CH Solar potential82 GWh #2 BS · #135 CH Cheapest electricity33.25 Rp./kWh #3 BS · #2007 CH Most expensive electricity33.25 Rp./kWh #3 BS · #102 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Basel4001 4031 4051 4052 4053 4054 4055 4056 4057 4058 4059 Riehen4125

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Riehen?: Riehen has 2 postal codes: 4058, 4125.
What is the tax rate in Riehen?: The municipal tax multiplier of Riehen is 40% (2026); canton BS levies 50%.
How much tax do you pay in Riehen?: A single person without children pays about 13'363 CHF income tax in Riehen on 100'000 CHF gross income (federal, cantonal, municipal), rank 2 of 3 in canton BS. Source: ESTV (2026).
How many residents does Riehen have?: Riehen has 22'774 residents (2025).
How many foreign residents live in Riehen?: Riehen has 6'809 foreign residents, a share of 29.9% (2025).

Map

OpenStreetMap