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Demographics

BFS · 2025
Women
3'797 50.0%
Men
3'790 50.0%
Children & youth (0–19)
1'669 22.0%
Swiss citizens
5'562 73.3%
Foreign residents
2'025 26.7%
Population density
664 pop./km²
0–19 · 1'669 · 22.0%20–64 · 4'488 · 59.2%65+ · 1'430 · 18.8%
Foreign residents 26.7%0%64.0%
Population change 2025: +207 (+2.8%) · 78 births · 48 deaths · net migration +191
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 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Bezirk Dietikon: 28.1% Yes
25.3% YesNo 74.7%
27.09.2026Lehrpersonalgesetz (LPG) (Änderung vom 2. März 2026; Anpassung neu definierter Berufsauftrag)Cantonal ZH● Rejected · 40.8% YesDistrict Bezirk Dietikon: 35.2% Yes
33.6% YesNo 66.4%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Dietikon: 55.3% Yes
54.9% YesNo 45.1%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Dietikon: 46.2% Yes
42.6% YesNo 57.4%
14.06.2026Kantonale Volksinitiative «Stopp Prämien-Schock: Für eine automatische Entlastung bei den Krankenkassenprämien»Cantonal ZH● Accepted · 53.1% YesDistrict Bezirk Dietikon: 57.1% Yes
55.3% YesNo 44.7%
14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZH● Accepted · 54.3% YesDistrict Bezirk Dietikon: 57.6% Yes
59.5% YesNo 40.6%
14.06.2026A. Kantonale Volksinitiative «Bezahlbare Wohnungen schützen. Leerkündigungen stoppen (Wohnschutz-Initiative)»Cantonal ZH● Rejected · 42.7% YesDistrict Bezirk Dietikon: 38.8% Yes
33.5% YesNo 66.6%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
SVP33.3% · strongest party
SVP33.3%
SP15.2%
FDP13.6%
GLP12.3%
Mitte11.0%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier112%
Cantonal tax multiplier95%
112%ZH range 71%128%
Tax rank 104 of 160 in canton Zurich
Tax burden
Single, 100'000 CHF gross income
11'517 CHF(11.5%)
Rank 94 of 160 in the canton · 202 of 2110 in Switzerland
Median canton 11'375 CHF · median Switzerland 15'290 CHF
Cheapest Zumikon 9'577 CHF · most expensive Bachs 12'273 CHF
Income tax as % of gross income
0%8%15%23%30%40k50k100k150k200k250k300k
100'000 CHF:11'517 CHF(~11.5%)
BirmensdorfCanton range ZurichSwitzerland median
Show data table
Gross incomeBirmensdorfZurichSwitzerland median
40'0005.1%4.2–5.5%5.4%
50'0006.3%5.2–6.8%7.8%
60'0007.5%6.2–8.1%10.5%
70'0008.6%7.1–9.2%11.9%
80'0009.6%8–10.3%13.1%
90'00010.4%8.6–11.1%14.1%
100'00011.5%9.6–12.3%15.3%
110'00012.5%10.4–13.3%16.3%
120'00013.3%11.1–14.1%17.2%
130'00014%11.7–14.8%18.1%
140'00014.8%12.5–15.7%19%
150'00015.5%13.1–16.5%19.7%
175'00017.4%14.7–18.4%21.6%
200'00019%16.2–20.1%23.2%
225'00020.5%17.5–21.6%24.6%
250'00021.9%18.8–23.1%25.8%
275'00023%19.8–24.3%26.8%
300'00024%20.7–25.3%27.4%
2026 · Federal Tax Administration (FTA), retrieved 24.09.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–20209.7 °C
Precipitation 1991–20201'092 mm
9.7 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
658 m
Mean elevation
534 m
Relief
208 m
Mean slope
8.9°
Flat share
35.3%
South-facing
16.4%
Above 2000 m
0.0%
Relief 208 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
37.2 GWh/yr
Roofs + façades
49.5 GWh/yr
≈ households powered
8'300
Per inhabitant
4'897 kWh/yr
37 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 · 2027
Tariff H4
23.87 Rp./kWh
Energy
11.86 Rp./kWh
Grid usage
7.9 Rp./kWh
Levies + grid surcharge
2.46 Rp./kWh
23.87 Rp./kWh10.5645.88
Canton median 24.63 Rp./kWhSwiss median 26.53 Rp./kWh
Network operator Elektrizitätswerke des Kantons Zürich (EKZ)
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
Premium regionRegion 3
Standard model, deductible 300544 CHF/mo
Ø premium in canton Zurich411 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set per canton and premium region. This area lies in premium region 3 of canton Zurich. Shown is the average adult premium paid across the whole canton Zurich (2024, BAG) — a region-specific average is not available in the cantonal data.

2024 · Federal Office of Public Health (FOPH), retrieved 12.09.2026

Housing

BFS · ARE
Vacancy rate
1.94 %
Second homes
6.5 %
Avg. rooms
3.7
Dwellings
3'457
Built before 19469.0%
Built since 200124.1%
1.94 %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 · 2024
Jobs
2'693
Workplaces
429
Services share
81.1 %
Jobs by sector: Primary 56 (2.1%) · Secondary 453 (16.8%) · Tertiary 2'184 (81.1%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
14
Organic share
21.4 %
Farmland
348 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 37 min · Car 26 min
AgglomerationPT 37 min · Car 26 min
Remoteness 143/160 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number242
Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities7'587 #48 ZH · #261 CHGrowing municipalities2.8% #10 ZH · #180 CHShrinking municipalities2.8% #152 ZH · #1929 CHJobs per resident0.35 #64 ZH · #1029 CHFamilies & children22% #29 ZH · #534 CHAge structure18.8% #100 ZH · #1474 CHWomen share50% #79 ZH · #905 CHForeign residents26.7% #48 ZH · #462 CHPopulation density664/km² #71 ZH · #382 CHTax burden11'517 #94 ZH · #202 CHTaxes112% #104 ZHWarmest municipalities9.7 °C #89 ZH · #771 CHSunniest municipalities40.4% #86 ZH · #1630 CHRainiest municipalities1'092 mm #92 ZH · #1148 CHVoter turnout60.3% #84 ZH · #561 CHAgainst Switzerland8.8% #106 ZH · #1265 CHAligned with Switzerland91.2% #50 ZH · #164 CHSVP strongholds33.3% #109 ZH · #1079 CHSP strongholds15.2% #58 ZH · #922 CHCentre strongholds11% #18 ZH · #1111 CHFDP strongholds13.6% #47 ZH · #968 CHGLP strongholds12.3% #56 ZH · #130 CHGreen strongholds7.8% #40 ZH · #911 CHLargest by area11.4 km² #46 ZH · #857 CHHighest municipalities518 m #46 ZH · #1130 CHSecond homes6.5% #101 ZH · #1910 CHOrganic farming21.4% #47 ZH · #573 CHBest-connected municipalities37 min #20 ZH · #184 CHRemotest municipalities37 min #143 ZH · #1919 CHHighest peaks658 m #59 ZH · #1335 CHHighest-lying municipalities534 m #58 ZH · #1288 CHGreatest vertical range208 m #85 ZH · #1326 CHSteepest municipalities8.9° #33 ZH · #1019 CHSolar potential37 GWh #58 ZH · #525 CHSolar potential per capita4'897 kWh #115 ZH · #1985 CHCheapest electricity23.87 Rp./kWh #113 ZH · #197 CHMost expensive electricity23.87 Rp./kWh #138 ZH · #2001 CH

Localities

swisstopo · 2
What is the postal code of Birmensdorf?
Birmensdorf has 2 postal codes: 8142, 8903.
What is the tax rate in Birmensdorf?
The municipal tax multiplier of Birmensdorf is 112% (2026); canton ZH levies 95%.
How much tax do you pay in Birmensdorf?
A single person without children pays about 11'517 CHF income tax in Birmensdorf on 100'000 CHF gross income (federal, cantonal, municipal), rank 94 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Birmensdorf have?
Birmensdorf has 7'587 residents (2025).
How many foreign residents live in Birmensdorf?
Birmensdorf has 2'025 foreign residents, a share of 26.69% (2025).

Map

OpenStreetMap