What is the postal code of Boniswil?

Boniswil has 2 postal codes: 5706, 5708.

What is the tax rate in Boniswil?

The municipal tax multiplier of Boniswil is 105% (2026); canton AG levies 103%.

How much tax do you pay in Boniswil?

A single person without children pays about 12'792 CHF income tax in Boniswil on 100'000 CHF gross income (federal, cantonal, municipal), rank 77 of 196 in canton AG. Source: ESTV (2026).

How many residents does Boniswil have?

Boniswil has 1'795 residents (2025).

How many foreign residents live in Boniswil?

Boniswil has 342 foreign residents, a share of 19.05% (2025).

Switzerland · Canton AG

Boniswil

5706–5708

AG CANTON5706 5708

Residents

1'795

Area

2.8 km²

Population density

643 pop./km²

Elevation

477 m a.s.l.

Tax multiplier

105%

Postal codes

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

Demographics

BFS · 2025

Women

906 50.5%

Men

889 49.5%

Children & youth (0–19)

331 18.4%

Swiss citizens

1'453 81.0%

Foreign residents

342 19.1%

Population density

643 pop./km²

0–19 · 331 · 18.4%20–64 · 1'099 · 61.2%65+ · 365 · 20.3%

Foreign residents 19.1%0%64.0%

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

Vote results for Boniswil

BFS

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

59.2% YesNo 40.8%

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

62.8% YesNo 37.2%

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

47.7% YesNo 52.3%

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

61.0% YesNo 39.0%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

42.8% YesNo 57.2%

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

21.6% YesNo 78.4%

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

48.0% YesNo 52.0%

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

44.2% YesNo 55.8%

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

68.1% YesNo 31.9%

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

49.6% YesNo 50.4%

All federal votes →

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

Politics

National Council election 2023

SVP42.9% · strongest party

SVP42.9%

FDP12.5%

SP11.1%

GLP8.9%

Mitte8.7%

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

Taxes 2026

ESTV

Municipal tax multiplier105%

Cantonal tax multiplier103%

105%AG range 48%127%

Tax rank 82 of 196 in canton Aargau

Tax burden

Single, 100'000 CHF gross income

12'792 CHF(12.8%)

Rank 77 of 196 in the canton · 463 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:12'792 CHF(~12.8%)

BoniswilCanton range AargauSwitzerland median

Show data table

Gross income	Boniswil	Aargau	Switzerland median
40'000	5.1%	3.8–5.6%	5.4%
50'000	7%	5.2–7.7%	7.8%
60'000	8.5%	6.4–9.3%	10.5%
70'000	9.8%	7.4–10.7%	11.9%
80'000	10.9%	8.2–11.9%	13.1%
90'000	11.7%	8.9–12.8%	14.1%
100'000	12.8%	9.8–14%	15.3%
110'000	13.7%	10.5–14.9%	16.3%
120'000	14.5%	11.2–15.8%	17.2%
130'000	15.2%	11.7–16.5%	18.1%
140'000	15.9%	12.4–17.3%	19%
150'000	16.6%	13–18%	19.7%
175'000	18.2%	14.4–19.7%	21.6%
200'000	19.6%	15.5–21.1%	23.2%
225'000	20.8%	16.6–22.4%	24.6%
250'000	21.9%	17.6–23.6%	25.8%
275'000	22.8%	18.4–24.5%	26.8%
300'000	23.6%	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 1991–20209.7 °C

Precipitation 1991–20201'115 mm

9.7 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

580 m

Mean elevation

482 m

Relief

131 m

Mean slope

5.2°

Flat share

61.6%

South-facing

0.0%

Above 2000 m

0.0%

Relief 131 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

12.4 GWh/yr

Roofs + façades

16.3 GWh/yr

≈ households powered

2'800

12 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

0.45 %

Avg. rooms

Dwellings

882

Built before 194618.7%

Built since 200137.0%

0.45 %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 68 min · Car 60 min

AgglomerationPT 29 min · Car 16 min

Remoteness 69/196 in canton

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

Municipality

Wikidata · CC0

Websiteboniswil.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities1'795 #115 AG · #1035 CH Families & children18.4% #164 AG · #1600 CH Age structure20.3% #80 AG · #1184 CH Women share50.5% #29 AG · #638 CH Foreign residents19.1% #123 AG · #944 CH Population density643/km² #61 AG · #402 CH Tax burden12'792 #77 AG · #463 CH Taxes105% #82 AG Warmest municipalities9.7 °C #119 AG · #821 CH Sunniest municipalities40.6% #33 AG · #1576 CH Rainiest municipalities1'115 mm #59 AG · #1018 CH Voter turnout58.1% #50 AG · #680 CH Against Switzerland18% #59 AG · #705 CH Aligned with Switzerland82% #109 AG · #754 CH SVP strongholds42.9% #88 AG · #504 CH SP strongholds11.1% #129 AG · #1399 CH Centre strongholds8.7% #143 AG · #1347 CH FDP strongholds12.5% #77 AG · #1093 CH GLP strongholds8.9% #54 AG · #452 CH Green strongholds7.3% #38 AG · #1026 CH Largest by area2.8 km² #178 AG · #1909 CH Highest municipalities477 m #62 AG · #1338 CH Remotest municipalities68 min #69 AG · #1092 CH Best-connected municipalities68 min #126 AG · #1028 CH Highest peaks580 m #118 AG · #1615 CH Highest-lying municipalities482 m #86 AG · #1519 CH Greatest vertical range131 m #163 AG · #1684 CH Steepest municipalities5.2° #144 AG · #1532 CH Solar potential12 GWh #143 AG · #1389 CH Cheapest electricity27.89 Rp./kWh #124 AG · #1034 CH Most expensive electricity27.89 Rp./kWh #71 AG · #1072 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Birrwil5708 Boniswil5706

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Boniswil?: Boniswil has 2 postal codes: 5706, 5708.
What is the tax rate in Boniswil?: The municipal tax multiplier of Boniswil is 105% (2026); canton AG levies 103%.
How much tax do you pay in Boniswil?: A single person without children pays about 12'792 CHF income tax in Boniswil on 100'000 CHF gross income (federal, cantonal, municipal), rank 77 of 196 in canton AG. Source: ESTV (2026).
How many residents does Boniswil have?: Boniswil has 1'795 residents (2025).
How many foreign residents live in Boniswil?: Boniswil has 342 foreign residents, a share of 19.05% (2025).

Map

OpenStreetMap

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