Civiora
Coat of arms of Au (SG)

Au (SG)

Canton: St. Gallen (SG)

Civiora Index

Derived from official data

80/100

High index

National rank: 62 / 2’110 · Top 3% nationally

Taxes82/100
Premiums83/100
Electricity42/100
Housing92/100
PT service91/100

Confidence level: high · v1.1.0 — Civiora Index computed from official public data. Proprietary, non-official index. Understand the index

Median altitude404 m
Area4.7 km²
Postcode9434
FSO no.3231
DistrictWahlkreis Rheintal
Tax burden10.8 %Single, CHF 80’000 · 2025
Electricity price28.9 ct./kWhH4 · 2026
Health insurance premiums538 CHF/monthAdult · 2026
Population8’628+10.5 % over 5 years (2019–2024)
Vacancy rate2.98 %01.06.2025
Public transport stops13At least one rail stop

Taxes — tax burden by scenario

Tax burden ranking →Official
Taxes — tax burden by scenario
Au (SG)Swiss median
Single, CHF 80’00010.77 %13.29 %
Single, CHF 120’00014.25 %17.36 %
Married couple, CHF 120’0009.61 %11.31 %
Family, 2 children, CHF 150’0008.37 %9.98 %
Retiree, CHF 80’00013.46 %16.43 %

2025 tax burden in % of gross income (federal, cantonal and communal taxes; earned income, no wealth, no church tax). Calculation FTA, Swiss tax calculator.

Federal Tax Administration (FTA)Tax burden 2025 — Swiss tax calculator (model cases)View source

28.93 ct./kWh

of which energy 13.15 · grid 11.07 ct./kWh
Swiss median: 27.89 ct./kWh

Tariff breakdown

Energy 13.15Grid 11.07Levies and surcharge 4.71ct./kWh

Profile H4: household using 4’500 kWh/year, operator’s standard product. Tariff year 2026.

Federal Electricity Commission (ElCom)Electricity tariffs 2026, profile H4, standard productView source

Health insurance premiums

Analysis: 2026 premiums →2026 premium ranking →Derived from official data

538 CHF/month

Swiss median: 583 CHF/month

Median monthly premium 2026, adult (26+), CHF 300 deductible, with accident, standard model — median of the 25 offers in premium region SG-2 (Civiora calculation on FOPH data).

Official FOPH average premiums 2026 (all deductibles and models)

Adult
403.50 CHF/month
19–25 years
280.00 CHF/month
Child
105.90 CHF/month

Federal Office of Public Health (FOPH)Compulsory health insurance premiums 2026 (priminfo)View source

Population and demographics

Analysis: 2010-2024 growth →Official

Population change 2010–2024

Population change 2010–2024
Population
20106’993
20117’083
20127’097
20137’228
20147’278
20157’378
20167’541
20177’622
20187’789
20197’809
20207’984
20218’044
20228’252
20238’481
20248’628

8’628 inhabitants

Density: 1’855 inhab./km² · 2024

+1.7 % vs previous year (2023–2024)

Age structure (2024)

0–19 years 20.1 %20–64 years 61.7 %65 and over 18.2 %
Foreign population
38.3 %

Federal Statistical Office (FSO)STATPOP — permanent resident population (STAT-TAB), status 31.12.2024View source

Vacancy rate 2015–2025

Vacancy rate 2015–2025
Vacancy rate (%)
20154.73
20165.11
20174.88
20184.92
20194.75
20204.66
20214.12
20223.41
20232.97
20242.72
20252.98
Vacant dwellings12501.06.2025
Vacancy rate2.98 %Swiss median: 0.91 %
Housing stock (2024)4’200

Federal Statistical Office (FSO)Vacant dwellings count, 1 June 2025View source

Federal Statistical Office (FSO)Buildings and dwellings statistics (GWS) — housing stock 2024View source

Public transport

Analysis: transport service →Derived from official data
Public transport stops13At least one rail stop
Departures on a typical Tuesday1’344of which evening (from 8 pm): 223 (17 %)
Departures on a typical Sunday89967 % of the typical Tuesday
Public transport stops / 1’0001.51Swiss median: 3.37

Service on typical days (2026 timetable)

Departures counted in the official 2026 timetable (GTFS) on typical days: Tuesday 08.09.2026 and Sunday 13.09.2026. Every call at every stop in the municipality counts as one departure. Civiora calculation.

Number of public transport stops within the municipal territory (as of 04.08.2026). Civiora count based on the official service point list.

opentransportdata.swiss (ATLAS, SBB on behalf of the Confederation)Public transport service points, status 04.08.2026View source

opentransportdata.swiss (official GTFS timetable)2026 timetable (GTFS, 01.08.2026 edition) — typical daysView source

Territory and local economy

Official
Settlement area (reference year 2004/2009)
52.1 %
Agricultural area (reference year 2004/2009)
36.7 %
Wooded area (reference year 2004/2009)
4.5 %
Jobs4’807reference year 2018
Establishments599reference year 2018
Social assistance rate2.2 %reference year 2019

Federal Statistical Office (FSO)Regional portraits 2021 — key figures of communesView source

Coat of arms: Wikimedia Commons — File:Wappen Au Kanton St. Gallen.svg

Next expected data: 2027 electricity tariffs (August 2026) · 2027 premiums (Sept.–Oct. 2026) · STATPOP 2025 and 2026 vacant dwellings (Aug.–Sept. 2026).