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City · St. Gallen

Heerbrugg

These figures are for the whole municipality Heerbrugg belongs to.

Landscape

An urban landscape

The land-use survey ending in 2018 shows how the area is shared between buildings, woodland, farmland and water.

55%

Settlement

  • Settlement55%
  • Agriculture35%
  • Water6%
  • Forest4%
  • Other<1%
Survey period ending 2018 · BFS

Housing

Finding a home here

A view of the rental market, drawn from 33 apartment and house listings. These are advertised rents, before any individual negotiation.

Figures of the municipality of Au (SG)

Homes to rentHomes to buy
Net asking rent

CHF 18

/ m² per month

Middle half of advertised rents

16.420.5

1 Nov 2026

More about Housing
Vacancy
1.53%As of 1 June 2026

2026

1.53%

3.41.70
20222026
Vacancy
20154.73%
20165.11%
20174.88%
20184.92%
20194.75%
20204.66%
20214.12%
20223.41%
20232.97%
20242.72%
20252.98%
20261.53%
Net asking rentCHF 18/ m² per monthFigures of the municipality of Au (SG) · 1 Nov 2026

Figures of the municipality of Au (SG) · Median of 33 listings for flats and houses · middle half 16.4–20.5 · as of 1 Nov 2026

Gross asking rentCHF 19.8/ m² per monthFigures of the municipality of Au (SG) · 1 Nov 2026

Figures of the municipality of Au (SG) · Median of 39 listings for flats and houses · middle half 18.7–23.4 · as of 1 Nov 2026

Asking priceCHF 7'988/ m²Figures of the municipality of Au (SG) · 1 Nov 2026

Figures of the municipality of Au (SG) · Median of 27 listings for flats and houses · middle half 5'759–9'084 · as of 1 Nov 2026

Dwellings4'250Counted on 31 Dec 2025 · in 1'621 residential buildings
Newly built dwellings19During 2024
Primary residences92%Dwelling inventory 2026
Broadband coverage10%FibreAs of 2026 · Broadband coverage is one part of everyday infrastructure. This is coverage across the reported area; availability at a particular home still depends on its address.

People

The people who live here

The population grew by 25.4% between 2010 and 2025. The annual record shows how that change unfolded.

End of 2025

2025

8'771

8.8K4.4K0
20212025
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
20258'771
More about People
Population
8'771End of 2025

2025

8'771

8.8K4.4K0
20212025
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
20258'771
Foreign residents
39.0%End of 2025

2025

39.0%

3919.50
20212025
Foreign residents
201034.0%
201134.3%
201235.3%
201335.8%
201435.9%
201535.3%
201635.3%
201735.5%
201835.6%
201935.5%
202035.8%
202135.9%
202236.9%
202337.5%
202438.3%
202539.0%
Jobs (FTE)
3'772

As of 2024 · The reported area accounts for 3'772 full-time-equivalent jobs. This describes employment located here, rather than the number of residents who work.

2024

3'772

4K2K0
20202024
Jobs (FTE)
20114'075
20124'006
20134'113
20144'200
20154'044
20163'980
20173'903
20183'936
20193'983
20203'915
20213'967
20223'780
20233'654
20243'772

Taxes & income

A picture of local costs

Single person without children, gross wage CHF 100'000 · Canton, municipality and personal tax, without church, federal and wealth tax · tax year 2026

Figures of the municipality of Au (SG)

CHF 11'282

/ year

More about Taxes & income
Income taxCHF 11'282/ yearFigures of the municipality of Au (SG) · Tax year 2026

Figures of the municipality of Au (SG) · Single person without children, gross wage CHF 100'000 · Canton, municipality and personal tax, without church, federal and wealth tax · tax year 2026

Tax multiplier
99%Tax year 2026

2026

99%

9949.50
20222026
Tax multiplier
2010100%
201195%
201295%
201395%
201495%
201595%
201695%
201795%
201890%
201990%
202087%
202187%
202287%
202389%
202489%
202593%
202699%
Median taxable income
CHF 49'150All taxpayers · tax period 2022

2022

CHF 49'150

49.2K24.6K0
20182022
Median taxable income
2010CHF 43'700
2011CHF 44'300
2012CHF 44'100
2013CHF 44'700
2014CHF 44'600
2015CHF 45'300
2016CHF 46'800
2017CHF 47'000
2018CHF 47'500
2019CHF 48'000
2020CHF 47'600
2021CHF 48'000
2022CHF 49'150
Median net income
CHF 54'575As of 2022

2022

CHF 54'575

54.6K27.3K0
20182022
Median net income
2010CHF 49'400
2011CHF 50'600
2012CHF 50'000
2013CHF 50'600
2014CHF 50'800
2015CHF 51'100
2016CHF 52'500
2017CHF 52'900
2018CHF 52'800
2019CHF 53'500
2020CHF 53'800
2021CHF 54'150
2022CHF 54'575
Paying direct federal tax77%As of 2022
Cantonal tax multiplier
105%Tax year 2026

2026

105%

110550
20222026
Cantonal tax multiplier
201095%
201195%
2012105%
2013115%
2014115%
2015115%
2016115%
2017115%
2018115%
2019115%
2020115%
2021115%
2022110%
2023105%
2024105%
2025105%
2026105%

Federal data — BFS (STATPOP, STATENT, land use), ESTV, BAKOM, ARE. Asking rents and prices: Homematch, from listings on Swiss portals.