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Demographics

BFS · 2025
Women
774 49.2%
Men
798 50.8%
Children & youth (0–19)
315 20.0%
Swiss citizens
1'298 82.6%
Foreign residents
274 17.4%
Population density
155 pop./km²
0–19 · 315 · 20.0%20–64 · 935 · 59.5%65+ · 322 · 20.5%
Foreign residents 17.4%0%64.0%
Population change 2025: +78 (+5.2%) · 17 births · 17 deaths · net migration +71
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 Andelfingen: 32.7% Yes
40.2% YesNo 59.8%
27.09.2026Lehrpersonalgesetz (LPG) (Änderung vom 2. März 2026; Anpassung neu definierter Berufsauftrag)Cantonal ZH● Rejected · 40.8% YesDistrict Bezirk Andelfingen: 30.2% Yes
26.0% YesNo 74.0%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Andelfingen: 59.7% Yes
68.5% YesNo 31.5%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Andelfingen: 52.8% Yes
60.1% YesNo 39.9%
14.06.2026Kantonale Volksinitiative «Stopp Prämien-Schock: Für eine automatische Entlastung bei den Krankenkassenprämien»Cantonal ZH● Accepted · 53.1% YesDistrict Bezirk Andelfingen: 58.1% Yes
64.0% YesNo 36.0%
14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZH● Accepted · 54.3% YesDistrict Bezirk Andelfingen: 61.2% Yes
68.4% YesNo 31.6%
14.06.2026A. Kantonale Volksinitiative «Bezahlbare Wohnungen schützen. Leerkündigungen stoppen (Wohnschutz-Initiative)»Cantonal ZH● Rejected · 42.7% YesDistrict Bezirk Andelfingen: 29.7% Yes
22.2% YesNo 77.9%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
SVP49.1% · strongest party
SVP49.1%
FDP9.5%
SP9.1%
GLP8.6%
EVP7.1%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier107%
Cantonal tax multiplier95%
107%ZH range 71%128%
Tax rank 74 of 160 in canton Zurich
Tax burden
Single, 100'000 CHF gross income
11'280 CHF(11.3%)
Rank 71 of 160 in the canton · 154 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:11'280 CHF(~11.3%)
FlaachCanton range ZurichSwitzerland median
Show data table
Gross incomeFlaachZurichSwitzerland median
40'0005%4.2–5.5%5.4%
50'0006.2%5.2–6.8%7.8%
60'0007.4%6.2–8.1%10.5%
70'0008.4%7.1–9.2%11.9%
80'0009.4%8–10.3%13.1%
90'00010.2%8.6–11.1%14.1%
100'00011.3%9.6–12.3%15.3%
110'00012.2%10.4–13.3%16.3%
120'00013%11.1–14.1%17.2%
130'00013.7%11.7–14.8%18.1%
140'00014.5%12.5–15.7%19%
150'00015.2%13.1–16.5%19.7%
175'00017%14.7–18.4%21.6%
200'00018.7%16.2–20.1%23.2%
225'00020.1%17.5–21.6%24.6%
250'00021.5%18.8–23.1%25.8%
275'00022.6%19.8–24.3%26.8%
300'00023.6%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 1991–202010.2 °C
Precipitation 1991–2020892 mm
10.2 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
451 m
Mean elevation
358 m
Relief
107 m
Mean slope
2.7°
Flat share
86.4%
South-facing
1.4%
Above 2000 m
0.0%
Relief 107 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
17.1 GWh/yr
Roofs + façades
21.6 GWh/yr
≈ households powered
3'800
Per inhabitant
10'884 kWh/yr
17 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
1.28 %
Second homes
8 %
Avg. rooms
4.1
Dwellings
704
Built before 194634.8%
Built since 200129.5%
1.28 %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
799
Workplaces
137
Services share
64.1 %
Jobs by sector: Primary 163 (20.4%) · Secondary 124 (15.5%) · Tertiary 512 (64.1%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
20
Organic share
10 %
Farmland
559 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 76 min · Car 45 min
AgglomerationPT 40 min · Car 26 min
Remoteness 6/160 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number28
Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities1'572 #130 ZH · #1138 CHGrowing municipalities5.2% #1 ZH · #43 CHShrinking municipalities5.2% #160 ZH · #2065 CHJobs per resident0.51 #29 ZH · #498 CHFamilies & children20% #108 ZH · #1125 CHAge structure20.5% #63 ZH · #1132 CHWomen share49.2% #122 ZH · #1414 CHForeign residents17.4% #108 ZH · #1088 CHPopulation density155/km² #140 ZH · #1199 CHTax burden11'280 #72 ZH · #155 CHTaxes107% #74 ZHWarmest municipalities10.2 °C #3 ZH · #296 CHSunniest municipalities39.9% #119 ZH · #1917 CHRainiest municipalities892 mm #157 ZH · #1961 CHVoter turnout65.7% #31 ZH · #176 CHAgainst Switzerland23.5% #13 ZH · #287 CHAligned with Switzerland76.5% #134 ZH · #1132 CHSVP strongholds49.1% #17 ZH · #257 CHSP strongholds9.1% #151 ZH · #1600 CHCentre strongholds5.2% #150 ZH · #1766 CHFDP strongholds9.5% #100 ZH · #1449 CHGLP strongholds8.6% #136 ZH · #491 CHGreen strongholds4.4% #143 ZH · #1644 CHLargest by area10.2 km² #54 ZH · #943 CHHighest municipalities360 m #160 ZH · #2005 CHSecond homes8% #54 ZH · #1618 CHOrganic farming10% #106 ZH · #1208 CHBest-connected municipalities76 min #154 ZH · #1243 CHRemotest municipalities76 min #6 ZH · #840 CHHighest peaks451 m #155 ZH · #2018 CHHighest-lying municipalities358 m #160 ZH · #2065 CHGreatest vertical range107 m #130 ZH · #1796 CHSteepest municipalities2.7° #153 ZH · #1930 CHSolar potential17 GWh #115 ZH · #1141 CHSolar potential per capita10'884 kWh #18 ZH · #925 CHCheapest electricity23.87 Rp./kWh #26 ZH · #110 CHMost expensive electricity23.87 Rp./kWh #51 ZH · #1914 CH

Localities

swisstopo · 1
What is the postal code of Flaach?
The postal code of Flaach is 8416.
What is the tax rate in Flaach?
The municipal tax multiplier of Flaach is 107% (2026); canton ZH levies 95%.
How much tax do you pay in Flaach?
A single person without children pays about 11'280 CHF income tax in Flaach on 100'000 CHF gross income (federal, cantonal, municipal), rank 71 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Flaach have?
Flaach has 1'572 residents (2025).
How many foreign residents live in Flaach?
Flaach has 274 foreign residents, a share of 17.43% (2025).

Map

OpenStreetMap