What is the postal code of Le Grand-Saconnex?

Le Grand-Saconnex has 4 postal codes: 1209, 1215, 1216, 1218.

What is the tax rate in Le Grand-Saconnex?

The municipal tax multiplier of Le Grand-Saconnex is 44% (2026); canton GE levies 147.5%.

How much tax do you pay in Le Grand-Saconnex?

A single person without children pays about 15'368 CHF income tax in Le Grand-Saconnex on 100'000 CHF gross income (federal, cantonal, municipal), rank 26 of 45 in canton GE. Source: ESTV (2026).

How many residents does Le Grand-Saconnex have?

Le Grand-Saconnex has 12'775 residents (2025).

How many foreign residents live in Le Grand-Saconnex?

Le Grand-Saconnex has 5'688 foreign residents, a share of 44.52% (2025).

Le Grand-Saconnex (GE): Postal Codes 1209–1218, Tax Rate & Population

Demographics

BFS · 2025

Women

6'534 51.1%

Men

6'241 48.9%

Children & youth (0–19)

3'046 23.8%

Swiss citizens

7'087 55.5%

Foreign residents

5'688 44.5%

Population density

2'917 pop./km²

0–19 · 3'046 · 23.8%20–64 · 7'685 · 60.2%65+ · 2'044 · 16.0%

Foreign residents 44.5%0%64.0%

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

Vote results for Le Grand-Saconnex

BFS

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

41.4% YesNo 58.6%

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

35.0% YesNo 65.1%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

64.5% YesNo 35.5%

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

40.8% YesNo 59.3%

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

39.5% YesNo 60.5%

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

42.2% YesNo 57.8%

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

70.1% YesNo 30.0%

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

60.4% YesNo 39.6%

30.11.2025Volksinitiative «Für eine soziale Klimapolitik – steuerlich gerecht finanziert (Initiative für eine Zukunft)»Federal● Rejected · 21.7% Yes

29.0% YesNo 71.0%

30.11.2025Volksinitiative «Für eine engagierte Schweiz (Service-citoyen-Initiative)»Federal● Rejected · 15.9% Yes

17.5% YesNo 82.5%

All federal votes →

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

Politics

National Council election 2023

GRÜNE17.7% · strongest party

GRÜNE17.7%

SVP16.5%

SP16.3%

MCR14.6%

FDP13.5%

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

Taxes 2026

ESTV

Municipal tax multiplier44%

Cantonal tax multiplier147.5%

44%GE range 25%51%

Tax rank 27 of 45 in canton Geneva

Tax burden

Single, 100'000 CHF gross income

15'368 CHF(15.4%)

Rank 26 of 45 in the canton · 1067 of 2110 in Switzerland

Median canton 15'212 CHF · median Switzerland 15'290 CHF

Cheapest Cologny 13'885 CHF · most expensive Avully 15'914 CHF

Income tax as % of gross income

100'000 CHF:15'368 CHF(~15.4%)

Le Grand-SaconnexCanton range GenevaSwitzerland median

Show data table

Gross income	Le Grand-Saconnex	Geneva	Switzerland median
40'000	5.1%	4.6–5.3%	5.4%
50'000	7.6%	6.8–7.8%	7.8%
60'000	9.8%	8.8–10.1%	10.5%
70'000	11.5%	10.4–12%	11.9%
80'000	13%	11.7–13.4%	13.1%
90'000	14.1%	12.7–14.6%	14.1%
100'000	15.4%	13.9–15.9%	15.3%
110'000	16.5%	14.9–17.1%	16.3%
120'000	17.5%	15.8–18.1%	17.2%
130'000	18.3%	16.6–18.9%	18.1%
140'000	19.2%	17.4–19.8%	19%
150'000	19.9%	18.1–20.6%	19.7%
175'000	21.7%	19.8–22.4%	21.6%
200'000	23.3%	21.3–24%	23.2%
225'000	24.7%	22.6–25.5%	24.6%
250'000	25.9%	23.8–26.7%	25.8%
275'000	27%	24.8–27.8%	26.8%
300'000	27.8%	25.6–28.6%	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 1991–2020955 mm

11 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

468 m

Mean elevation

432 m

Relief

59 m

Mean slope

2.2°

Flat share

90.9%

South-facing

0.8%

Above 2000 m

0.0%

Relief 59 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

72.6 GWh/yr

Roofs + façades

88.6 GWh/yr

≈ households powered

16'100

73 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

24.88 Rp./kWh

Energy

9.67 Rp./kWh

Grid usage

9.88 Rp./kWh

Levies + grid surcharge

3.54 Rp./kWh

24.88 Rp./kWh9.6443.61

Canton median 24.88 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator Services industriels de Genève

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

0.38 %

Avg. rooms

3.4

Dwellings

5'323

Built before 19467.6%

Built since 200129.7%

0.38 %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 25 min · Car 12 min

AgglomerationPT 25 min · Car 12 min

Remoteness 38/45 in canton

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

Municipality

Wikidata · CC0

Head of governmentValérie Tissot-Buchoux · FDP.Die Liberalen

Websitegrand-saconnex.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

31

Largest municipalities12'775 #10 GE · #123 CH Families & children23.8% #13 GE · #197 CH Age structure16% #38 GE · #1906 CH Women share51.1% #25 GE · #370 CH Foreign residents44.5% #5 GE · #43 CH Population density2'917/km² #9 GE · #31 CH Tax burden15'368 #27 GE · #1068 CH Taxes44% #27 GE Warmest municipalities11 °C #22 GE · #90 CH Sunniest municipalities47.5% #22 GE · #375 CH Rainiest municipalities955 mm #5 GE · #1803 CH Voter turnout47.1% #41 GE · #1925 CH Against Switzerland26% #4 GE · #222 CH Aligned with Switzerland74% #36 GE · #1268 CH SVP strongholds16.5% #25 GE · #1932 CH SP strongholds16.3% #12 GE · #809 CH Centre strongholds8.8% #27 GE · #1339 CH FDP strongholds13.5% #34 GE · #988 CH GLP strongholds6.5% #25 GE · #868 CH Green strongholds17.7% #4 GE · #47 CH Largest by area4.4 km² #29 GE · #1655 CH Highest municipalities457 m #8 GE · #1482 CH Remotest municipalities25 min #38 GE · #2066 CH Best-connected municipalities25 min #7 GE · #48 CH Highest peaks468 m #19 GE · #1985 CH Highest-lying municipalities432 m #12 GE · #1850 CH Greatest vertical range59 m #30 GE · #2010 CH Steepest municipalities2.2° #24 GE · #1989 CH Solar potential73 GWh #9 GE · #170 CH Cheapest electricity24.88 Rp./kWh #22 GE · #262 CH Most expensive electricity24.88 Rp./kWh #23 GE · #1844 CH

Postal codes (4)

swisstopo

Localities

swisstopo · 3

Cointrin1216 Genève1201 1202 1203 1204 1205 1206 1207 1208 1209 1215 Le Grand-Saconnex1218

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Le Grand-Saconnex?: Le Grand-Saconnex has 4 postal codes: 1209, 1215, 1216, 1218.
What is the tax rate in Le Grand-Saconnex?: The municipal tax multiplier of Le Grand-Saconnex is 44% (2026); canton GE levies 147.5%.
How much tax do you pay in Le Grand-Saconnex?: A single person without children pays about 15'368 CHF income tax in Le Grand-Saconnex on 100'000 CHF gross income (federal, cantonal, municipal), rank 26 of 45 in canton GE. Source: ESTV (2026).
How many residents does Le Grand-Saconnex have?: Le Grand-Saconnex has 12'775 residents (2025).
How many foreign residents live in Le Grand-Saconnex?: Le Grand-Saconnex has 5'688 foreign residents, a share of 44.52% (2025).

Map

OpenStreetMap

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