Demographics
BFS · 2025Women
1'515 49.6%
Men
1'538 50.4%
Children & youth (0–19)
677 22.2%
Swiss citizens
2'412 79.0%
Foreign residents
641 21.0%
Population density
391 pop./km²
0–19 · 677 · 22.2%20–64 · 1'803 · 59.1%65+ · 573 · 18.8%
Foreign residents 21.0%0%64.0%
Population change 2025: −13 (−0.4%) · 15 births · 15 deaths · net migration −6
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 'For food security – through increased sustainable domestic production, more plant-based food and clean drinking water (Food Initiative)'Federal● Rejected · 27.5% YesDistrict Bezirk Baden: 26.5% Yes
18.7% YesNo 81.3%
27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Baden: 24.4% Yes
28.4% YesNo 71.6%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Baden: 53.5% Yes
62.3% YesNo 37.7%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Baden: 43.1% Yes
48.5% YesNo 51.5%
14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% YesDistrict Bezirk Baden: 45.4% Yes
39.4% YesNo 60.6%
14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% YesDistrict Bezirk Baden: 49.2% Yes
54.5% YesNo 45.5%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Bezirk Baden: 54.5% Yes
42.3% YesNo 57.7%
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 Bezirk Baden: 26.8% Yes
18.5% YesNo 81.5%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Bezirk Baden: 38.7% Yes
42.5% YesNo 57.5%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Bezirk Baden: 32.5% Yes
33.9% YesNo 66.2%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026
Politics
National Council election 2023SVP33.8% · strongest party
SVP33.8%
Mitte18.7%
SP14.4%
FDP13.3%
GLP7.9%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Taxes 2026
ESTVMunicipal tax multiplier98%
Cantonal tax multiplier103%
98%AG range 48%127%
Tax rank 46 of 196 in canton AargauTax burden
Single, 100'000 CHF gross income
12'419 CHF(12.4%)
Rank 43 of 196 in the canton · 378 of 2110 in Switzerland
Median canton 12'952 CHF · median Switzerland 15'290 CHF
Cheapest Oberwil-Lieli 9'753 CHF · most expensive Ammerswil 13'965 CHF
100'000 CHF:12'419 CHF(~12.4%)
BirmenstorfCanton range AargauSwitzerland median
Show data table
| Gross income | Birmenstorf | Aargau | Switzerland median |
|---|---|---|---|
| 40'000 | 5% | 3.8–5.6% | 5.4% |
| 50'000 | 6.8% | 5.2–7.7% | 7.8% |
| 60'000 | 8.2% | 6.4–9.3% | 10.5% |
| 70'000 | 9.5% | 7.4–10.7% | 11.9% |
| 80'000 | 10.5% | 8.2–11.9% | 13.1% |
| 90'000 | 11.4% | 8.9–12.8% | 14.1% |
| 100'000 | 12.4% | 9.8–14% | 15.3% |
| 110'000 | 13.3% | 10.5–14.9% | 16.3% |
| 120'000 | 14.1% | 11.2–15.8% | 17.2% |
| 130'000 | 14.8% | 11.7–16.5% | 18.1% |
| 140'000 | 15.5% | 12.4–17.3% | 19% |
| 150'000 | 16.1% | 13–18% | 19.7% |
| 175'000 | 17.7% | 14.4–19.7% | 21.6% |
| 200'000 | 19.1% | 15.5–21.1% | 23.2% |
| 225'000 | 20.3% | 16.6–22.4% | 24.6% |
| 250'000 | 21.4% | 17.6–23.6% | 25.8% |
| 275'000 | 22.3% | 18.4–24.5% | 26.8% |
| 300'000 | 23% | 19.1–25.3% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–202010.1 °C
Precipitation 1991–20201'034 mm
10.1 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
572 m
Mean elevation
405 m
Relief
239 m
Mean slope
7°
Flat share
49.0%
South-facing
25.6%
Above 2000 m
0.0%
Relief 239 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
25.9 GWh/yr
Roofs + façades
32.7 GWh/yr
≈ households powered
5'800
Per inhabitant
8'490 kWh/yr
26 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 · 2027Tariff H4
22.53 Rp./kWh
Energy
9.8 Rp./kWh
Grid usage
8.07 Rp./kWh
Levies + grid surcharge
2.8 Rp./kWh
22.53 Rp./kWh10.5645.88
Canton median 26.88 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Einwohnergemeinde Birmenstorf AG, Elektrizitätsversorgung
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
Health-insurance premiums
BAG · 2024Standard model, deductible 300570 CHF/mo
Ø premium in canton Aargau392 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo
Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Aargau (2024, BAG) — it applies canton-wide, not to any single location.
2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026
Housing
BFS · AREVacancy rate
0.22 %
Second homes
7.6 %
Avg. rooms
4.1
Dwellings
1'375
Built before 194616.5%
Built since 200128.9%
0.22 %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 · 2024Jobs
1'101
Workplaces
175
Services share
53.9 %
Jobs by sector: Primary 193 (17.5%) · Secondary 315 (28.6%) · Tertiary 593 (53.9%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026
Agriculture
BFS · 2025Farms
19
Organic share
5.3 %
Farmland
323 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026
Accessibility
ARE · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026
Municipality
Wikidata · CC0Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities3'053 #82 AG · #720 CHGrowing municipalities-0.4% #169 AG · #1620 CHShrinking municipalities-0.4% #28 AG · #491 CHJobs per resident0.36 #74 AG · #1010 CHFamilies & children22.2% #28 AG · #502 CHAge structure18.8% #121 AG · #1478 CHWomen share49.6% #89 AG · #1213 CHForeign residents21% #99 AG · #780 CHPopulation density391/km² #105 AG · #626 CHTax burden12'419 #44 AG · #379 CHTaxes98% #46 AGWarmest municipalities10.1 °C #29 AG · #415 CHSunniest municipalities40.4% #43 AG · #1648 CHRainiest municipalities1'034 mm #150 AG · #1469 CHVoter turnout57% #73 AG · #952 CHAgainst Switzerland11.8% #111 AG · #1129 CHAligned with Switzerland88.2% #50 AG · #353 CHSVP strongholds33.8% #164 AG · #1050 CHSP strongholds14.4% #67 AG · #1007 CHCentre strongholds18.7% #20 AG · #607 CHFDP strongholds13.3% #62 AG · #1006 CHGLP strongholds7.9% #76 AG · #601 CHGreen strongholds4.1% #156 AG · #1725 CHLargest by area7.8 km² #70 AG · #1164 CHHighest municipalities386 m #150 AG · #1952 CHSecond homes7.6% #106 AG · #1699 CHOrganic farming5.3% #132 AG · #1521 CHBest-connected municipalities60 min #74 AG · #780 CHRemotest municipalities60 min #119 AG · #1340 CHHighest peaks572 m #124 AG · #1642 CHHighest-lying municipalities405 m #163 AG · #1961 CHGreatest vertical range239 m #75 AG · #1180 CHSteepest municipalities7° #102 AG · #1241 CHSolar potential26 GWh #82 AG · #804 CHSolar potential per capita8'490 kWh #94 AG · #1363 CHCheapest electricity22.53 Rp./kWh #4 AG · #50 CHMost expensive electricity22.53 Rp./kWh #193 AG · #2057 CH
Postal codes (2)
swisstopoLocalities
swisstopo · 2Nearby municipalities
swisstopo- What is the postal code of Birmenstorf?
- Birmenstorf has 2 postal codes: 5406, 5413.
- What is the tax rate in Birmenstorf?
- The municipal tax multiplier of Birmenstorf is 98% (2026); canton AG levies 103%.
- How much tax do you pay in Birmenstorf?
- A single person without children pays about 12'419 CHF income tax in Birmenstorf on 100'000 CHF gross income (federal, cantonal, municipal), rank 43 of 196 in canton AG. Source: ESTV (2026).
- How many residents does Birmenstorf have?
- Birmenstorf has 3'053 residents (2025).
- How many foreign residents live in Birmenstorf?
- Birmenstorf has 641 foreign residents, a share of 21% (2025).
Map
OpenStreetMapBirmenstorf compared with
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