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Demographics

BFS · 2025
Women
1'048 49.5%
Men
1'069 50.5%
Children & youth (0–19)
518 24.5%
Swiss citizens
1'967 92.9%
Foreign residents
150 7.1%
Population density
335 pop./km²
0–19 · 518 · 24.5%20–64 · 1'214 · 57.3%65+ · 385 · 18.2%
Foreign residents 7.1%0%64.0%
Population change 2025: −27 (−1.3%) · 16 births · 8 deaths · net migration −35
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026 · swisstopo, retrieved 24.09.2026 · BEVNAT (Statistik der natürlichen Bevölkerungsbewegung) 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Wahlkreis St. Gallen: 26.3% Yes
30.8% YesNo 69.3%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Wahlkreis St. Gallen: 53.1% Yes
68.7% YesNo 31.3%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Wahlkreis St. Gallen: 40.9% Yes
54.7% YesNo 45.3%
14.06.2026Gesetz über Beiträge für familien- und schulergänzende KinderbetreuungCantonal SG● Accepted · 57.8% YesDistrict Wahlkreis St. Gallen: 67.7% Yes
56.8% YesNo 43.3%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Wahlkreis St. Gallen: 49.9% Yes
35.5% YesNo 64.6%
08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Wahlkreis St. Gallen: 29.0% Yes
14.5% YesNo 85.5%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Wahlkreis St. Gallen: 36.7% Yes
38.4% YesNo 61.6%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Wahlkreis St. Gallen: 33.0% Yes
31.6% YesNo 68.4%
08.03.2026Federal decree on Swiss currency and cash supply (counter-proposal to Cash Initiative)Federal● Accepted · 73.4% YesDistrict Wahlkreis St. Gallen: 76.2% Yes
79.3% YesNo 20.7%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
SVP33.3% · strongest party
SVP33.3%
Mitte25.9%
FDP19.1%
SP8.6%
GRÜNE5.9%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier113%
Cantonal tax multiplier105%
113%SG range 61%155%
Tax rank 33 of 75 in canton St. Gallen
Tax burden
Single, 100'000 CHF gross income
13'757 CHF(13.8%)
Rank 31 of 75 in the canton · 782 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
0%8%15%23%30%40k50k100k150k200k250k300k
100'000 CHF:13'757 CHF(~13.8%)
AndwilCanton range St. GallenSwitzerland median
Show data table
Gross incomeAndwilSt. GallenSwitzerland median
40'0006.2%4.8–7.3%5.4%
50'0007.9%6.1–9.3%7.8%
60'0009.5%7.4–11.2%10.5%
70'00010.6%8.3–12.5%11.9%
80'00011.7%9.2–13.8%13.1%
90'00012.7%10–14.9%14.1%
100'00013.8%10.9–16.1%15.3%
110'00014.7%11.7–17.1%16.3%
120'00015.4%12.3–18%17.2%
130'00016.1%12.9–18.7%18.1%
140'00016.8%13.6–19.5%19%
150'00017.5%14.1–20.2%19.7%
175'00018.9%15.4–21.8%21.6%
200'00020.1%16.5–23.1%23.2%
225'00021.2%17.5–24.2%24.6%
250'00022.2%18.4–25.2%25.8%
275'00022.9%19.1–26.1%26.8%
300'00023.6%19.7–26.7%27.4%
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–20209.3 °C
Precipitation 1991–20201'133 mm
9.3 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
827 m
Mean elevation
742 m
Relief
185 m
Mean slope
5.6°
Flat share
50.8%
South-facing
11.2%
Above 2000 m
0.0%
Relief 185 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
Roof potential
19.6 GWh/yr
Roofs + façades
26.5 GWh/yr
≈ households powered
4'400
Per inhabitant
9'254 kWh/yr
20 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 24.09.2026

Electricity

ElCom · 2027
Tariff H4
31.31 Rp./kWh
Energy
10.35 Rp./kWh
Grid usage
16.66 Rp./kWh
Levies + grid surcharge
2.3 Rp./kWh
31.31 Rp./kWh10.5645.88
Canton median 30.11 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Elektra Andwil Stromversorgung
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.

2027 · Federal Electricity Commission (ElCom), retrieved 12.09.2026
Premium regionRegion 2
Standard model, deductible 300538 CHF/mo
Ø premium in canton St. Gallen377 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set per canton and premium region. This area lies in premium region 2 of canton St. Gallen. Shown is the average adult premium paid across the whole canton St. Gallen (2024, BAG) — a region-specific average is not available in the cantonal data.

2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026

Housing

BFS · ARE
Vacancy rate
0.68 %
Second homes
8.3 %
Avg. rooms
4.7
Dwellings
888
Built before 194617.5%
Built since 200130.6%
0.68 %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 24.09.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 24.09.2026 · Dwelling inventory and second-home share 2026 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Economy

BFS · 2024
Jobs
601
Workplaces
124
Services share
43.4 %
Jobs by sector: Primary 53 (8.8%) · Secondary 287 (47.8%) · Tertiary 261 (43.4%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
21
Organic share
9.5 %
Farmland
426 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 104 min · Car 62 min
AgglomerationPT 37 min · Car 20 min
Remoteness 36/75 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number3441
Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities2'117 #64 SG · #934 CHGrowing municipalities-1.3% #73 SG · #1874 CHShrinking municipalities-1.3% #3 SG · #235 CHJobs per resident0.28 #68 SG · #1388 CHFamilies & children24.5% #7 SG · #115 CHAge structure18.2% #57 SG · #1612 CHWomen share49.5% #34 SG · #1277 CHForeign residents7.1% #74 SG · #1920 CHPopulation density335/km² #33 SG · #709 CHTax burden13'757 #31 SG · #782 CHTaxes113% #33 SGWarmest municipalities9.3 °C #36 SG · #1158 CHSunniest municipalities40% #64 SG · #1887 CHRainiest municipalities1'133 mm #54 SG · #908 CHVoter turnout61.9% #11 SG · #430 CHAgainst Switzerland14.9% #50 SG · #895 CHAligned with Switzerland85.1% #26 SG · #561 CHSVP strongholds33.3% #58 SG · #1087 CHSP strongholds8.6% #46 SG · #1641 CHCentre strongholds25.9% #11 SG · #337 CHFDP strongholds19.1% #6 SG · #519 CHGLP strongholds4.8% #45 SG · #1248 CHGreen strongholds5.9% #50 SG · #1349 CHLargest by area6.3 km² #60 SG · #1358 CHHighest municipalities733 m #16 SG · #536 CHSecond homes8.3% #63 SG · #1554 CHOrganic farming9.5% #45 SG · #1263 CHBest-connected municipalities104 min #40 SG · #1767 CHRemotest municipalities104 min #36 SG · #342 CHHighest peaks827 m #43 SG · #944 CHHighest-lying municipalities742 m #26 SG · #689 CHGreatest vertical range185 m #62 SG · #1431 CHSteepest municipalities5.6° #55 SG · #1460 CHSolar potential20 GWh #66 SG · #1028 CHSolar potential per capita9'254 kWh #29 SG · #1207 CHCheapest electricity31.31 Rp./kWh #45 SG · #1959 CHMost expensive electricity31.31 Rp./kWh #30 SG · #148 CH

Localities

swisstopo · 2
What is the postal code of Andwil?
Andwil has 2 postal codes: 9204, 9212.
What is the tax rate in Andwil?
The municipal tax multiplier of Andwil is 113% (2026); canton SG levies 105%.
How much tax do you pay in Andwil?
A single person without children pays about 13'757 CHF income tax in Andwil on 100'000 CHF gross income (federal, cantonal, municipal), rank 31 of 75 in canton SG. Source: ESTV (2026).
How many residents does Andwil have?
Andwil has 2'117 residents (2025).
How many foreign residents live in Andwil?
Andwil has 150 foreign residents, a share of 7.09% (2025).

Map

OpenStreetMap