4 4-room Houses for sale in Au (SG)

Au is a municipality in the Wahlkreis (constituency) of Rheintal in the canton of St. Gallen in Switzerland.

Canton: St. Gallen
Area: 4.7 km²

Population

8'628residents

Median taxable income

CHF 62'982

Vacancy

2.98%

Foreign residents

38.3%

Dwellings

4'195

Jobs (FTE)

4'807

Tax multiplier

93%

Land use across the commune

Every 100 × 100 m of Au (SG), coloured by how it's used. Drawn from the BFS Arealstatistik 2025 release — the most recent nationwide snapshot.

Source BFS Arealstatistik

Loading statistics …

Jobs & economy

4'807 full-time-equivalent jobs across 599 businesses — services make up 54% of employment, industry 45% (2018).

Source BFS STATENT

4'807FTE total

Primary1.0%

Secondary45.3%

Tertiary53.6%

Land use

52% built-up, 37% agricultural, 5% forest. Measured across 465 hectares (2009).

Source BFS Arealstatistik

Settlement55.8%

Agriculture39.4%

Forest4.8%

Water0.0%

Election Results

SVP led the 2023 National Council election with 38.8%, ahead of Mitte at 18.1%.

Source BFS

SVP

38.8%+4.5 pp

Mitte

18.1%

FDP

14.4%±0 pp

SP

9.9%−1.6 pp

Grüne

6.2%−2.8 pp

GLP

5.8%−2.0 pp

EDU

1.1%+0.3 pp

Others

0.9%

2023 vs 2019

Primary / second-home mix

92.3% of dwellings are primary residences; 7.7% are second homes (2026).

Source BFS

Primary residences92.3%

Second homes7.7%

Climate data

Annual mean 8.7°C with 1'433 mm of rain. Warmest in July (17.5°C), coldest in January (0.2°C). Station: St. Gallen, 776 m.

Source MeteoSchweiz

8.7°C

Annual mean

Mean 8.7°C

Rain 1433 mm

Sun ≈135 days

St. Gallen · 776 m.a.s.l. · 1991–2020 normals

Warming trend

Mean annual temperature at St. Gallen has risen by +2.5°C between the first 30 observed years (1864–1893) and the most recent (1996–2025).

Source MeteoSchweiz NBCN

+2.5°C

mean 1996–2025 vs. 1864–1893

St. Gallen · 776 m.a.s.l. · 1864–2025

4 properties in Au (SG)

3 days ago

1 / 20

CHF1'600'000.–

8.5 rooms228 m²

8.5 roomsCHF1'600'000.–228 m²

Teuchelgasse 1, 9434 Au SG

"Spacious single-family house with annex"

We are selling a well-maintained and solidly built single-family house with plenty of space, an attractive annex and a spacious plot of 1,066 m² in the municipality of Au SG. The property, built in 1998 in solid construction, offers around 228 m² of living space and is ideal for families, multi-generational living or as a combination of living and renting.A special highlight is the rented 2-room annex, which enables you to generate additional rental income. The house presents itself in a very well-maintained and generally good condition.The spacious and bright rooms create a pleasant living atmosphere. The living room also has a chimney connection for a cheminée oven. The entire house is fully basement and offers a lot of storage space as well as versatile uses. The washing machine and dryer are also located in the basement.For vehicles, you have three garage spaces in the house and additional parking options.The extensive garden offers plenty of space to relax, play or design and makes this property an ideal home for families and nature lovers.Highlights at a glance:1,066 m² plot areaapprox. 228 m² living space2-room annex with rental incomesolid and massive construction (built in 1998)very well-maintained conditioncompletely basement with plenty of storage spacechimney connection for cheminée oven in the living roombright, spacious rooms3 garage spaces and additional parking optionsgarden with plenty of spaceHave we sparked your interest? Contact us today for a non-binding viewing appointment. +41 71 755 03 23when living feels like dreamingwww.villimmo.ch

Single-family house in Heerbrugg in a quiet residential area

1 / 13

CHF850'000.–

5 rooms

5 roomsCHF850'000.–

9435 Heerbrugg

"Single-family house in Heerbrugg in a quiet residential area"

This single-family house from 1957 offers a lot of space for families who want to design their home according to their own ideas, with around 429 m² of land. The property is in a state requiring renovation and thus offers attractive opportunities to individually renew the floor plan, materials, and equipment. The entrance area with staircase leads to the bright living rooms. The living room impresses with generous window surfaces and offers enough space for a living landscape and a dining table. The adjacent kitchen is functionally designed, has practical built-in cabinets, and is directly connected to the dining area, which makes everyday life more comfortable. On the upper floor, several flexibly usable rooms are available, which are ideal as bedrooms, children's rooms, workrooms, or guest rooms. Partially existing built-in cabinets provide additional storage space. Additionally, an attic is located on the upper floor, which offers further practical storage space. Existing wooden ceilings and floor coverings can be adapted to modern times in the course of a renovation. The bathroom is equipped with a bathtub, toilet, and sink. In the outdoor area, a covered seating area and the associated garden invite you to linger and offer ideal conditions for relaxed hours outdoors. A garage complements the offer and provides space for a vehicle as well as bicycles or additional storage. The property is heated by an oil heating system with radiators. Availability is by arrangement.The property at Blumenstrasse 3 in 9435 Heerbrugg is located in an attractive and well-connected residential area in the St. Gallen Rhine Valley. Heerbrugg offers a very good infrastructure with short distances in everyday life. The Heerbrugg train station is nearby and can be easily reached, allowing for optimal connections in the direction of St. Gallen, Altstätten, and the entire Rhine Valley. The A13 motorway access is also quickly reachable and ensures a good supraregional connection. Shopping facilities, schools, and other services are also located in the immediate vicinity and can be reached quickly. Thus, the location combines quiet living with very good accessibility to all important facilities of daily needs.Ground floor: -Living room -Kitchen -Dining area -Room -Guest toilet -Access to terrace Upper floor: -Room -Room -Room -Bathroom with bathtub -Attic Basement: -Natural cellar -Technical room -GarageYour new home starts here with us by your side Have we piqued your interest? We would be happy to provide a viewing. Buying a property is more than just a decision, but an important step, where experience, expertise, and trustworthy advice are crucial. That's exactly what we're here for. - Individual advice tailored to your needs - Transparent information, all facts on the table - Professional accompaniment from viewing to contract signing Let's find out in a non-binding conversation whether this home is the right one for you. We take time for you. Contact us at any time, we look forward to you. www.rl-immo.ch, your real estate marketer with heart and expertise

Wohnen mit Aussicht – Stilvolle neue Doppeleinfamilienhäuser

1 / 15

CHF1'590'000.–

5.5 rooms160 m²

5.5 roomsCHF1'590'000.–160 m²

Büchelweg 10, 9434 Au

"Wohnen mit Aussicht – Stilvolle neue Doppeleinfamilienhäuser"

LAGERuhiges, kinderfreundliches Wohnquartier an bevorzugter HanglageWeitblick auf Berge und Rhein - beeindruckende RundumsichtGute Besonnung dank optimaler Ausrichtung [Süd-Ost]Öffentlich Infrastrukturen [Einkauf, Schulen, Öv etc.] sowie Naherholungsgebiete in unmittelbarer UmgebungKein Durchgangsverkehr dank SackgasseDOPPELEINFAMILIENHAUSGrosszügige 5.5-Zimmer-Doppeleinfamilienhäuser [Neubau]Architektonisch abgestimmt auf bestehendes UmfeldZeitgemässe Bauweise mit modernster TechnikRaffiniertes Raumaufteilungskonzept über drei Etagen - flexibel, funktional und stilvollLichtdurchflutete Räume mit hochwertigen Ausbauten in stimmigem DesignWohnkonzept mit persönlicher Note: Innenausbau nach eigenen Vorstellungen mitgestaltenHeller und offener Wohn-, Ess- und Kochbereich mit direktem Zugang zu Terrasse und SitzplatzVier geräumige Zimmer im Obergeschoss - ruhig gelegen mit schöner AussichtPraktisches Raumangebot im Untergeschoss - vielseitig nutzbare NebenräumeGepflegter Umschwung mit Sitzplatzbereichen, Grünflächen und befestigte FlächenJe Haus eine Doppelgarage sowie drei Aussenabstellplätze; Haus B mit zusätzlichem CarportHaben wir Ihr Interesse geweckt? Sehr gerne senden wir Ihnen unsere ausführliche Verkaufsdokumentation zu und/oder stehen Ihnen für Fragen gerne zur Verfügung.

Neubau Doppeleinfamilienhäuser - Wohnen mit Weitblick

1 / 15

CHF1'590'000.–

5.5 rooms179 m²

5.5 roomsCHF1'590'000.–179 m²

Büchelweg 8, 9434 Au

"Neubau Doppeleinfamilienhäuser - Wohnen mit Weitblick"

LAGERuhiges, kinderfreundliches Wohnquartier an bevorzugter HanglageWeitblick auf Berge und Rhein - beeindruckende RundumsichtGute Besonnung dank optimaler Ausrichtung [Süd-Ost]Öffentlich Infrastrukturen [Einkauf, Schulen, Öv etc.] sowie Naherholungsgebiete in unmittelbarer UmgebungKein Durchgangsverkehr dank SackgasseDOPPELEINFAMILIENHAUSGrosszügige 5.5-Zimmer-Doppeleinfamilienhäuser [Neubau]Architektonisch abgestimmt auf bestehendes UmfeldZeitgemässe Bauweise mit modernster TechnikRaffiniertes Raumaufteilungskonzept über drei Etagen - flexibel, funktional und stilvollLichtdurchflutete Räume mit hochwertigen Ausbauten in stimmigem DesignWohnkonzept mit persönlicher Note: Innenausbau nach eigenen Vorstellungen mitgestaltenHeller und offener Wohn-, Ess- und Kochbereich mit direktem Zugang zu Terrasse und SitzplatzVier geräumige Zimmer im Obergeschoss - ruhig gelegen mit schöner AussichtPraktisches Raumangebot im Untergeschoss - vielseitig nutzbare NebenräumeGepflegter Umschwung mit Sitzplatzbereichen, Grünflächen und befestigte FlächenJe Haus eine Doppelgarage sowie drei Aussenabstellplätze; Haus B mit zusätzlichem CarportHaben wir Ihr Interesse geweckt? Sehr gerne senden wir Ihnen unsere ausführliche Verkaufsdokumentation zu und/oder stehen Ihnen für Fragen gerne zur Verfügung.

More listings in the Au (SG) area

Einfamilienhaus an ruhiger und sonniger Wohnlage in Berneck

1.2 km

CHF 1'375'000

6 rooms · 163 m²

Wisenstrasse 4, 9442 Berneck

Eckreihenhaus mit unverbaubarer Aussicht, grosszügigem Balkon, erhöhter Lage und viel Privatsphäre

2.0 km

CHF 850'000

6 rooms · 160 m²

Untere Haldenstrasse 12A, 9430 St. Margrethen SG

1.9 km

CHF 290'000

8.5 rooms · 191 m²

Leuchen 446, 9428 Walzenhausen

Frequently asked questions

How many houses are available to buy in Au (SG)?

4 houses are currently listed to buy in Au (SG) on Homematch. The selection updates throughout the day as agencies publish new listings.

Which canton is Au (SG) in?

Au (SG) is located in the canton of St. Gallen.

What is the population of Au (SG)?

Au (SG) has approximately 8'628 residents.

What is the municipal tax multiplier (Steuerfuss) in Au (SG)?

The municipal tax multiplier (Steuerfuss) in Au (SG) is 93% of the cantonal base rate. Note: this is a multiplier of the cantonal income tax, not an effective tax rate.

Frequently asked questions

How many houses are available to buy in Au (SG)?

4 houses are currently listed to buy in Au (SG) on Homematch. The selection updates throughout the day as agencies publish new listings.

Which canton is Au (SG) in?

Au (SG) is located in the canton of St. Gallen.

What is the population of Au (SG)?

Au (SG) has approximately 8'628 residents.

What is the municipal tax multiplier (Steuerfuss) in Au (SG)?

The municipal tax multiplier (Steuerfuss) in Au (SG) is 93% of the cantonal base rate. Note: this is a multiplier of the cantonal income tax, not an effective tax rate.

4 properties in Au (SG)

3 days ago

1 / 20

CHF1'600'000.–

8.5 rooms228 m²

8.5 roomsCHF1'600'000.–228 m²

Teuchelgasse 1, 9434 Au SG

"Spacious single-family house with annex"

We are selling a well-maintained and solidly built single-family house with plenty of space, an attractive annex and a spacious plot of 1,066 m² in the municipality of Au SG. The property, built in 1998 in solid construction, offers around 228 m² of living space and is ideal for families, multi-generational living or as a combination of living and renting.A special highlight is the rented 2-room annex, which enables you to generate additional rental income. The house presents itself in a very well-maintained and generally good condition.The spacious and bright rooms create a pleasant living atmosphere. The living room also has a chimney connection for a cheminée oven. The entire house is fully basement and offers a lot of storage space as well as versatile uses. The washing machine and dryer are also located in the basement.For vehicles, you have three garage spaces in the house and additional parking options.The extensive garden offers plenty of space to relax, play or design and makes this property an ideal home for families and nature lovers.Highlights at a glance:1,066 m² plot areaapprox. 228 m² living space2-room annex with rental incomesolid and massive construction (built in 1998)very well-maintained conditioncompletely basement with plenty of storage spacechimney connection for cheminée oven in the living roombright, spacious rooms3 garage spaces and additional parking optionsgarden with plenty of spaceHave we sparked your interest? Contact us today for a non-binding viewing appointment. +41 71 755 03 23when living feels like dreamingwww.villimmo.ch

1 / 13

CHF850'000.–

5 rooms

5 roomsCHF850'000.–

9435 Heerbrugg

"Single-family house in Heerbrugg in a quiet residential area"

This single-family house from 1957 offers a lot of space for families who want to design their home according to their own ideas, with around 429 m² of land. The property is in a state requiring renovation and thus offers attractive opportunities to individually renew the floor plan, materials, and equipment. The entrance area with staircase leads to the bright living rooms. The living room impresses with generous window surfaces and offers enough space for a living landscape and a dining table. The adjacent kitchen is functionally designed, has practical built-in cabinets, and is directly connected to the dining area, which makes everyday life more comfortable. On the upper floor, several flexibly usable rooms are available, which are ideal as bedrooms, children's rooms, workrooms, or guest rooms. Partially existing built-in cabinets provide additional storage space. Additionally, an attic is located on the upper floor, which offers further practical storage space. Existing wooden ceilings and floor coverings can be adapted to modern times in the course of a renovation. The bathroom is equipped with a bathtub, toilet, and sink. In the outdoor area, a covered seating area and the associated garden invite you to linger and offer ideal conditions for relaxed hours outdoors. A garage complements the offer and provides space for a vehicle as well as bicycles or additional storage. The property is heated by an oil heating system with radiators. Availability is by arrangement.The property at Blumenstrasse 3 in 9435 Heerbrugg is located in an attractive and well-connected residential area in the St. Gallen Rhine Valley. Heerbrugg offers a very good infrastructure with short distances in everyday life. The Heerbrugg train station is nearby and can be easily reached, allowing for optimal connections in the direction of St. Gallen, Altstätten, and the entire Rhine Valley. The A13 motorway access is also quickly reachable and ensures a good supraregional connection. Shopping facilities, schools, and other services are also located in the immediate vicinity and can be reached quickly. Thus, the location combines quiet living with very good accessibility to all important facilities of daily needs.Ground floor: -Living room -Kitchen -Dining area -Room -Guest toilet -Access to terrace Upper floor: -Room -Room -Room -Bathroom with bathtub -Attic Basement: -Natural cellar -Technical room -GarageYour new home starts here with us by your side Have we piqued your interest? We would be happy to provide a viewing. Buying a property is more than just a decision, but an important step, where experience, expertise, and trustworthy advice are crucial. That's exactly what we're here for. - Individual advice tailored to your needs - Transparent information, all facts on the table - Professional accompaniment from viewing to contract signing Let's find out in a non-binding conversation whether this home is the right one for you. We take time for you. Contact us at any time, we look forward to you. www.rl-immo.ch, your real estate marketer with heart and expertise

1 / 15

CHF1'590'000.–

5.5 rooms160 m²

5.5 roomsCHF1'590'000.–160 m²

Büchelweg 10, 9434 Au

"Wohnen mit Aussicht – Stilvolle neue Doppeleinfamilienhäuser"

LAGERuhiges, kinderfreundliches Wohnquartier an bevorzugter HanglageWeitblick auf Berge und Rhein - beeindruckende RundumsichtGute Besonnung dank optimaler Ausrichtung [Süd-Ost]Öffentlich Infrastrukturen [Einkauf, Schulen, Öv etc.] sowie Naherholungsgebiete in unmittelbarer UmgebungKein Durchgangsverkehr dank SackgasseDOPPELEINFAMILIENHAUSGrosszügige 5.5-Zimmer-Doppeleinfamilienhäuser [Neubau]Architektonisch abgestimmt auf bestehendes UmfeldZeitgemässe Bauweise mit modernster TechnikRaffiniertes Raumaufteilungskonzept über drei Etagen - flexibel, funktional und stilvollLichtdurchflutete Räume mit hochwertigen Ausbauten in stimmigem DesignWohnkonzept mit persönlicher Note: Innenausbau nach eigenen Vorstellungen mitgestaltenHeller und offener Wohn-, Ess- und Kochbereich mit direktem Zugang zu Terrasse und SitzplatzVier geräumige Zimmer im Obergeschoss - ruhig gelegen mit schöner AussichtPraktisches Raumangebot im Untergeschoss - vielseitig nutzbare NebenräumeGepflegter Umschwung mit Sitzplatzbereichen, Grünflächen und befestigte FlächenJe Haus eine Doppelgarage sowie drei Aussenabstellplätze; Haus B mit zusätzlichem CarportHaben wir Ihr Interesse geweckt? Sehr gerne senden wir Ihnen unsere ausführliche Verkaufsdokumentation zu und/oder stehen Ihnen für Fragen gerne zur Verfügung.

1 / 15

CHF1'590'000.–

5.5 rooms179 m²

5.5 roomsCHF1'590'000.–179 m²

Büchelweg 8, 9434 Au

"Neubau Doppeleinfamilienhäuser - Wohnen mit Weitblick"

LAGERuhiges, kinderfreundliches Wohnquartier an bevorzugter HanglageWeitblick auf Berge und Rhein - beeindruckende RundumsichtGute Besonnung dank optimaler Ausrichtung [Süd-Ost]Öffentlich Infrastrukturen [Einkauf, Schulen, Öv etc.] sowie Naherholungsgebiete in unmittelbarer UmgebungKein Durchgangsverkehr dank SackgasseDOPPELEINFAMILIENHAUSGrosszügige 5.5-Zimmer-Doppeleinfamilienhäuser [Neubau]Architektonisch abgestimmt auf bestehendes UmfeldZeitgemässe Bauweise mit modernster TechnikRaffiniertes Raumaufteilungskonzept über drei Etagen - flexibel, funktional und stilvollLichtdurchflutete Räume mit hochwertigen Ausbauten in stimmigem DesignWohnkonzept mit persönlicher Note: Innenausbau nach eigenen Vorstellungen mitgestaltenHeller und offener Wohn-, Ess- und Kochbereich mit direktem Zugang zu Terrasse und SitzplatzVier geräumige Zimmer im Obergeschoss - ruhig gelegen mit schöner AussichtPraktisches Raumangebot im Untergeschoss - vielseitig nutzbare NebenräumeGepflegter Umschwung mit Sitzplatzbereichen, Grünflächen und befestigte FlächenJe Haus eine Doppelgarage sowie drei Aussenabstellplätze; Haus B mit zusätzlichem CarportHaben wir Ihr Interesse geweckt? Sehr gerne senden wir Ihnen unsere ausführliche Verkaufsdokumentation zu und/oder stehen Ihnen für Fragen gerne zur Verfügung.