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Municipal profile

Coat of arms of Altnau

Altnau

Canton: Thurgau (TG)

Civiora Index

Derived from official data

74/100

Above the median

National rank: 204 / 2’110 · Top 10% nationally

Taxes68/100
Premiums79/100
Electricity88/100
Housing65/100
PT service76/100

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

Median altitude464 m
Area6.7 km²
Postcode8595
FSO no.4641
DistrictBezirk Kreuzlingen
Tax burden11.6 %Single, CHF 80’000 · 2026 less than SwitzerlandSwiss median: 13.1 %
Electricity price24.2 ct./kWhH4 · 2027 less than SwitzerlandSwiss median: 26.9 ct./kWh
Health insurance premiums569 CHF/monthAdult · 2027 less than SwitzerlandSwiss median: 599 CHF
Population2’351+0.3 % over 5 years (2020–2025) less than SwitzerlandSwiss median: +4.4 %
Vacancy rate1.14 %01.06.2026 more than SwitzerlandSwiss median: 0.83 %
Public transport stops9At least one rail stop

Taxes: tax burden by scenario

Tax burden ranking →Official

On a salary of CHF 80’000 a year, a single person in Altnau pays 11.6% of their gross income in tax, or about CHF 9’280 a year. That is CHF 1’210 less than in the median Swiss municipality.

AltnauSwiss median
Single, CHF 80’000 approx. 9’280 CHF/year1’210 CHF/year less
11.6 %
13.1 %
Single, CHF 120’000 approx. 17’560 CHF/year3’140 CHF/year less
14.6 %
17.2 %
Married couple, CHF 120’000 approx. 12’230 CHF/year1’240 CHF/year less
10.2 %
11.2 %
Family, 2 children, CHF 150’000 approx. 13’930 CHF/year980 CHF/year less
9.3 %
9.9 %
Retiree, CHF 80’000 approx. 11’420 CHF/year1’570 CHF/year less
14.3 %
16.2 %

2026 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 2026: Swiss tax calculator (model cases)View source

Electricity

2027 tariff ranking →Official

A typical household (profile H4, 4’500 kWh a year) in Altnau pays 24.18 ct. per kWh, or about CHF 1’090 a year. That is CHF 123 a year less than in the median Swiss municipality.

24.18 ct./kWh

less than SwitzerlandSwiss median: 26.91 ct./kWh

Tariff breakdown

Energy (the electricity itself) 8.90Grid (delivery to the meter) 10.62Levies and surcharge (public charges and levies) 4.66ct./kWh

Federal Electricity Commission (ElCom)Electricity tariffs 2027, profile H4, standard productView source

Health insurance premiums

2027 premium ranking →Derived from official data

An adult in Altnau pays a median CHF 569 a month for basic health insurance, or about CHF 6’830 a year (CHF 300 deductible, accident cover included). That is CHF 30 a month less than the Swiss median (CHF 599).

569 CHF/month

less than SwitzerlandSwiss median: 599 CHF

Median monthly premium 2027, adult (26+), CHF 300 deductible, with accident, standard model: median of the 23 offers in premium region TG-0 (Civiora calculation on FOPH data).

Official FOPH average premiums 2027 (all deductibles and models)

Adult433.20 CHF/monthapprox. 5’200 CHF/year
19–25 years298.00 CHF/monthapprox. 3’580 CHF/year
Child115.90 CHF/monthapprox. 1’390 CHF/year

Federal Office of Public Health (FOPH)Compulsory health insurance premiums 2027 (priminfo)View source

Population and demographics

Official

Altnau has 2’351 inhabitants at the end of 2025, 0.3% more than five years ago (Swiss median: +4.4%).

Population change 2010–2025

2’351 inhabitants

Density: 349 inhab./km² · 2025

−0.2 % vs previous year (2024–2025)

Age structure (2025)

0–19 years 20.9 %20–64 years 58.6 %65 and over 20.5 %

About 1 resident in 5 is under 20, and 1 in 5 is 65 or over. About 1 resident in 4 (23.0%) holds a foreign nationality.

Federal Statistical Office (FSO)STATPOP: permanent resident population (STAT-TAB), status 31.12.2025View source

Housing

Vacancy rate ranking →Official

On 1 June 2026, 1.14% of homes in Altnau were vacant, about 1 in 88 (Swiss median: 0.83%). The higher this rate, the easier it is to find a home.

Vacancy rate 2016–2026

Vacant dwellings1301.06.2026
Housing stock (2024)1’136

Federal Statistical Office (FSO)Vacant dwellings count, 1 June 2026View source

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

Public transport

Derived from official data

Altnau has 9 public transport stops. On an ordinary Tuesday, 413 departures are scheduled across all stops, 64 of them after 8 pm.

Public transport stops9At least one rail stop
Departures on a typical Tuesday413of which evening (from 8 pm): 64 (15 %)
Departures on a typical Sunday19246 % of the typical Tuesday
Public transport stops / 1’0003.83Swiss median: 3.33

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.

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

Altnau’s territory is 16.1% built-up, 67.8% farmland and 14.8% forest (survey 2004/2009).

Built-up 16.1 %Farmland 67.8 %Forest 14.8 %Other (water, rock…) 1.3 %
Jobs748reference year 2018
Establishments173reference year 2018
Social assistance rate0.7 %reference year 2019

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