What is the postal code of Kaltbrunn?

Kaltbrunn has 2 postal codes: 8717, 8722.

What is the tax rate in Kaltbrunn?

The municipal tax multiplier of Kaltbrunn is 110% (2026); canton SG levies 105%.

How much tax do you pay in Kaltbrunn?

A single person without children pays about 13'591 CHF income tax in Kaltbrunn on 100'000 CHF gross income (federal, cantonal, municipal), rank 29 of 75 in canton SG. Source: ESTV (2026).

How many residents does Kaltbrunn have?

Kaltbrunn has 5'128 residents (2025).

How many foreign residents live in Kaltbrunn?

Kaltbrunn has 1'084 foreign residents, a share of 21.14% (2025).

Switzerland · Canton SG

Kaltbrunn

8717–8722

SG CANTON8717 8722

Residents

5'128

Area

18.6 km²

Population density

275 pop./km²

Elevation

441 m a.s.l.

Terrain up to

1'533 m a.s.l.

Tax multiplier

110%

Postal codes

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

Demographics

BFS · 2025

Women

2'530 49.3%

Men

2'598 50.7%

Children & youth (0–19)

1'103 21.5%

Swiss citizens

4'044 78.9%

Foreign residents

1'084 21.1%

Population density

275 pop./km²

0–19 · 1'103 · 21.5%20–64 · 3'048 · 59.4%65+ · 977 · 19.1%

Foreign residents 21.1%0%64.0%

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

Vote results for Kaltbrunn

BFS

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

62.2% YesNo 37.8%

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

67.9% YesNo 32.1%

14.06.2026Gesetz über Beiträge für familien- und schulergänzende KinderbetreuungCantonal SG● Accepted · 57.8% Yes

49.0% YesNo 51.0%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

36.9% YesNo 63.1%

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

15.1% YesNo 84.9%

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

49.7% YesNo 50.3%

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

47.3% YesNo 52.7%

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

70.1% YesNo 29.9%

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

56.1% YesNo 44.0%

08.03.2026Kantonsratsbeschluss über den Bau der «Kantonsstrasse zum See» mit Kostenbeteiligung am «Anschluss Witen mit Zubringer»Cantonal SG● Accepted · 54.0% Yes

46.3% YesNo 53.7%

All federal votes →

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

Politics

National Council election 2023

SVP42.6% · strongest party

SVP42.6%

Mitte21.7%

FDP11.3%

GRÜNE7.5%

SP5.4%

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

Taxes 2026

ESTV

Municipal tax multiplier110%

Cantonal tax multiplier105%

110%SG range 61%155%

Tax rank 29 of 75 in canton St. Gallen

Tax burden

Single, 100'000 CHF gross income

13'591 CHF(13.6%)

Rank 29 of 75 in the canton · 719 of 2110 in Switzerland

Median canton 13'868 CHF · median Switzerland 15'290 CHF

Cheapest Balgach 10'881 CHF · most expensive Lütisburg 16'080 CHF

Income tax as % of gross income

100'000 CHF:13'591 CHF(~13.6%)

KaltbrunnCanton range St. GallenSwitzerland median

Show data table

Gross income	Kaltbrunn	St. Gallen	Switzerland median
40'000	6.1%	4.8–7.3%	5.4%
50'000	7.8%	6.1–9.3%	7.8%
60'000	9.3%	7.4–11.2%	10.5%
70'000	10.5%	8.3–12.5%	11.9%
80'000	11.6%	9.2–13.8%	13.1%
90'000	12.5%	10–14.9%	14.1%
100'000	13.6%	10.9–16.1%	15.3%
110'000	14.5%	11.7–17.1%	16.3%
120'000	15.3%	12.3–18%	17.2%
130'000	16%	12.9–18.7%	18.1%
140'000	16.7%	13.6–19.5%	19%
150'000	17.3%	14.1–20.2%	19.7%
175'000	18.7%	15.4–21.8%	21.6%
200'000	19.9%	16.5–23.1%	23.2%
225'000	21%	17.5–24.2%	24.6%
250'000	21.9%	18.4–25.2%	25.8%
275'000	22.7%	19.1–26.1%	26.8%
300'000	23.4%	19.7–26.7%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–20209.2 °C

Precipitation 1991–20201'735 mm

9.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

1'533 m

Mean elevation

711 m

Relief

1'127 m

Mean slope

12.6°

Flat share

32.8%

South-facing

17.4%

Above 2000 m

0.0%

Relief 1'127 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

40.7 GWh/yr

Roofs + façades

57.7 GWh/yr

≈ households powered

9'000

41 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

32.24 Rp./kWh

Energy

13.61 Rp./kWh

Grid usage

14.46 Rp./kWh

Levies + grid surcharge

2.3 Rp./kWh

32.24 Rp./kWh9.6443.61

Canton median 29.8 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator Elektrizitätsversorgung Kaltbrunn 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

1.02 %

Avg. rooms

Dwellings

2'346

Built before 194619.2%

Built since 200136.1%

1.02 %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 82 min · Car 52 min

AgglomerationPT 16 min · Car 9 min

Remoteness 64/75 in canton

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

Municipality

Wikidata · CC0

Websitekaltbrunn.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities5'128 #40 SG · #423 CH Families & children21.5% #28 SG · #660 CH Age structure19.1% #46 SG · #1417 CH Women share49.3% #43 SG · #1384 CH Foreign residents21.1% #37 SG · #771 CH Population density275/km² #39 SG · #831 CH Tax burden13'591 #29 SG · #719 CH Taxes110% #29 SG Warmest municipalities9.2 °C #39 SG · #1244 CH Sunniest municipalities44.7% #16 SG · #715 CH Rainiest municipalities1'735 mm #15 SG · #106 CH Voter turnout52.2% #53 SG · #1445 CH Against Switzerland28% #16 SG · #128 CH Aligned with Switzerland72% #60 SG · #1330 CH SVP strongholds42.6% #18 SG · #517 CH SP strongholds5.4% #69 SG · #1910 CH Centre strongholds21.7% #30 SG · #458 CH FDP strongholds11.3% #66 SG · #1233 CH GLP strongholds4.7% #46 SG · #1265 CH Green strongholds7.5% #27 SG · #977 CH Largest by area18.6 km² #32 SG · #517 CH Highest municipalities441 m #55 SG · #1612 CH Remotest municipalities82 min #64 SG · #719 CH Best-connected municipalities82 min #10 SG · #1388 CH Highest peaks1'533 m #21 SG · #453 CH Highest-lying municipalities711 m #30 SG · #735 CH Greatest vertical range1'127 m #21 SG · #424 CH Steepest municipalities12.6° #31 SG · #722 CH Solar potential41 GWh #43 SG · #452 CH Cheapest electricity32.24 Rp./kWh #53 SG · #1951 CH Most expensive electricity32.24 Rp./kWh #23 SG · #156 CH

Postal codes (2)

swisstopo

Localities

swisstopo · 2

Benken SG8717 Kaltbrunn8722

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Kaltbrunn?: Kaltbrunn has 2 postal codes: 8717, 8722.
What is the tax rate in Kaltbrunn?: The municipal tax multiplier of Kaltbrunn is 110% (2026); canton SG levies 105%.
How much tax do you pay in Kaltbrunn?: A single person without children pays about 13'591 CHF income tax in Kaltbrunn on 100'000 CHF gross income (federal, cantonal, municipal), rank 29 of 75 in canton SG. Source: ESTV (2026).
How many residents does Kaltbrunn have?: Kaltbrunn has 5'128 residents (2025).
How many foreign residents live in Kaltbrunn?: Kaltbrunn has 1'084 foreign residents, a share of 21.14% (2025).

Map

OpenStreetMap

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