What is the postal code of Dulliken?

Dulliken has 2 postal codes: 4657, 5746.

What is the tax rate in Dulliken?

The municipal tax multiplier of Dulliken is 119% (2026); canton SO levies 104%.

How much tax do you pay in Dulliken?

A single person without children pays about 16'610 CHF income tax in Dulliken on 100'000 CHF gross income (federal, cantonal, municipal), rank 43 of 104 in canton SO. Source: ESTV (2026).

How many residents does Dulliken have?

Dulliken has 5'489 residents (2025).

How many foreign residents live in Dulliken?

Dulliken has 2'543 foreign residents, a share of 46.33% (2025).

Switzerland · Canton SO

Dulliken

4657–5746

SO CANTON4657 5746

Residents

5'489

Area

6 km²

Population density

909 pop./km²

Elevation

436 m a.s.l.

Terrain up to

703 m a.s.l.

Tax multiplier

119%

Postal codes

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

Demographics

BFS · 2025

Women

2'718 49.5%

Men

2'771 50.5%

Children & youth (0–19)

1'074 19.6%

Swiss citizens

2'946 53.7%

Foreign residents

2'543 46.3%

Population density

909 pop./km²

0–19 · 1'074 · 19.6%20–64 · 3'255 · 59.3%65+ · 1'160 · 21.1%

Foreign residents 46.3%0%64.0%

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

Vote results for Dulliken

BFS

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

53.7% YesNo 46.3%

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

53.9% YesNo 46.1%

14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung des KantonsratsgesetzesCantonal SO● Accepted · 58.6% Yes

58.1% YesNo 41.9%

14.06.2026Stellvertretung im Kantonsrat bei Mutterschaft: Änderung der KantonsverfassungCantonal SO● Accepted · 58.7% Yes

58.3% YesNo 41.7%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

51.9% YesNo 48.1%

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

23.4% YesNo 76.6%

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

42.8% YesNo 57.2%

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

43.3% YesNo 56.7%

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

71.0% YesNo 29.0%

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

47.9% YesNo 52.1%

All federal votes →

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

Politics

National Council election 2023

SVP31.6% · strongest party

SVP31.6%

SP21.6%

Mitte15.8%

FDP13.7%

GRÜNE7.5%

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

Taxes 2026

ESTV

Municipal tax multiplier119%

Cantonal tax multiplier104%

119%SO range 65%145%

Tax rank 43 of 104 in canton Solothurn

Tax burden

Single, 100'000 CHF gross income

16'610 CHF(16.6%)

Rank 43 of 104 in the canton · 1650 of 2110 in Switzerland

Median canton 16'810 CHF · median Switzerland 15'290 CHF

Cheapest Kammersrohr 13'027 CHF · most expensive Bolken 18'375 CHF

Income tax as % of gross income

100'000 CHF:16'610 CHF(~16.6%)

DullikenCanton range SolothurnSwitzerland median

Show data table

Gross income	Dulliken	Solothurn	Switzerland median
40'000	7.8%	6.1–8.8%	5.4%
50'000	10.2%	7.9–11.4%	7.8%
60'000	12.1%	9.4–13.5%	10.5%
70'000	13.6%	10.5–15.1%	11.9%
80'000	14.7%	11.5–16.3%	13.1%
90'000	15.6%	12.2–17.3%	14.1%
100'000	16.6%	13–18.4%	15.3%
110'000	17.5%	13.8–19.3%	16.3%
120'000	18.2%	14.4–20.1%	17.2%
130'000	19%	15.1–20.9%	18.1%
140'000	19.8%	15.7–21.8%	19%
150'000	20.5%	16.4–22.5%	19.7%
175'000	22.2%	17.8–24.3%	21.6%
200'000	23.6%	19.1–25.8%	23.2%
225'000	24.8%	20.1–27%	24.6%
250'000	25.9%	21.1–28.2%	25.8%
275'000	26.7%	21.9–29.1%	26.8%
300'000	27.4%	22.5–29.8%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.3 °C

Precipitation 1991–20201'071 mm

9.3 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

703 m

Mean elevation

486 m

Relief

325 m

Mean slope

8.4°

Flat share

44.2%

South-facing

4.1%

Above 2000 m

0.0%

Relief 325 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

39.1 GWh/yr

Roofs + façades

49.9 GWh/yr

≈ households powered

8'700

39 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

32.26 Rp./kWh

Energy

15.2 Rp./kWh

Grid usage

12.62 Rp./kWh

Levies + grid surcharge

3.37 Rp./kWh

32.26 Rp./kWh9.6443.61

Canton median 30.42 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator Aare Versorgungs AG (AVAG)

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

4.11 %

Avg. rooms

3.7

Dwellings

2'606

Built before 194614.2%

Built since 200117.2%

4.11 %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 58 min · Car 56 min

AgglomerationPT 16 min · Car 10 min

Remoteness 79/104 in canton

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

Municipality

Wikidata · CC0

Websitedulliken.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities5'489 #14 SO · #385 CH Families & children19.6% #53 SO · #1273 CH Age structure21.1% #68 SO · #1027 CH Women share49.5% #63 SO · #1268 CH Foreign residents46.3% #1 SO · #21 CH Population density909/km² #13 SO · #262 CH Tax burden16'610 #43 SO · #1650 CH Taxes119% #43 SO Warmest municipalities9.3 °C #63 SO · #1151 CH Sunniest municipalities39.9% #99 SO · #1931 CH Rainiest municipalities1'071 mm #83 SO · #1269 CH Voter turnout46.5% #95 SO · #1964 CH Against Switzerland11% #52 SO · #1173 CH Aligned with Switzerland89% #26 SO · #293 CH SVP strongholds31.6% #56 SO · #1170 CH SP strongholds21.6% #14 SO · #350 CH Centre strongholds15.8% #67 SO · #772 CH FDP strongholds13.7% #71 SO · #957 CH GLP strongholds4.2% #78 SO · #1360 CH Green strongholds7.5% #42 SO · #974 CH Largest by area6 km² #51 SO · #1396 CH Highest municipalities436 m #79 SO · #1652 CH Remotest municipalities58 min #79 SO · #1397 CH Best-connected municipalities58 min #30 SO · #710 CH Highest peaks703 m #49 SO · #1199 CH Highest-lying municipalities486 m #63 SO · #1503 CH Greatest vertical range325 m #47 SO · #950 CH Steepest municipalities8.4° #52 SO · #1075 CH Solar potential39 GWh #16 SO · #481 CH Cheapest electricity32.26 Rp./kWh #89 SO · #1954 CH Most expensive electricity32.26 Rp./kWh #16 SO · #153 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Dulliken4657 Walterswil SO5746

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Dulliken?: Dulliken has 2 postal codes: 4657, 5746.
What is the tax rate in Dulliken?: The municipal tax multiplier of Dulliken is 119% (2026); canton SO levies 104%.
How much tax do you pay in Dulliken?: A single person without children pays about 16'610 CHF income tax in Dulliken on 100'000 CHF gross income (federal, cantonal, municipal), rank 43 of 104 in canton SO. Source: ESTV (2026).
How many residents does Dulliken have?: Dulliken has 5'489 residents (2025).
How many foreign residents live in Dulliken?: Dulliken has 2'543 foreign residents, a share of 46.33% (2025).

Map

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