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Demographics

BFS · 2025
Women
2'560 49.3%
Men
2'630 50.7%
Children & youth (0–19)
1'080 20.8%
Swiss citizens
3'509 67.6%
Foreign residents
1'681 32.4%
Population density
849 pop./km²
0–19 · 1'080 · 20.8%20–64 · 3'256 · 62.7%65+ · 854 · 16.5%
Foreign residents 32.4%0%64.0%
Population change 2025: +40 (+0.8%) · 53 births · 28 deaths · net migration +7
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 Meilen: 25.7% Yes
36.3% YesNo 63.7%
27.09.2026Lehrpersonalgesetz (LPG) (Änderung vom 2. März 2026; Anpassung neu definierter Berufsauftrag)Cantonal ZH● Rejected · 40.8% YesDistrict Bezirk Meilen: 34.1% Yes
32.2% YesNo 67.8%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Bezirk Meilen: 59.6% Yes
57.6% YesNo 42.4%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Bezirk Meilen: 40.7% Yes
56.9% YesNo 43.1%
14.06.2026Kantonale Volksinitiative «Stopp Prämien-Schock: Für eine automatische Entlastung bei den Krankenkassenprämien»Cantonal ZH● Accepted · 53.1% YesDistrict Bezirk Meilen: 52.4% Yes
68.1% YesNo 31.9%
14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZH● Accepted · 54.3% YesDistrict Bezirk Meilen: 58.5% Yes
59.9% YesNo 40.1%
14.06.2026A. Kantonale Volksinitiative «Bezahlbare Wohnungen schützen. Leerkündigungen stoppen (Wohnschutz-Initiative)»Cantonal ZH● Rejected · 42.7% YesDistrict Bezirk Meilen: 30.6% Yes
37.0% YesNo 63.0%
All federal votes →
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 04.10.2026

Politics

National Council election 2023
SVP42.2% · strongest party
SVP42.2%
SP14.4%
GLP10.4%
FDP9.4%
Mitte7.0%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 25.09.2026
Municipal tax multiplier114%
Cantonal tax multiplier95%
114%ZH range 71%128%
Tax rank 118 of 160 in canton Zurich
Tax burden
Single, 100'000 CHF gross income
11'611 CHF(11.6%)
Rank 115 of 160 in the canton · 228 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:11'611 CHF(~11.6%)
Oetwil am SeeCanton range ZurichSwitzerland median
Show data table
Gross incomeOetwil am SeeZurichSwitzerland median
40'0005.2%4.2–5.5%5.4%
50'0006.4%5.2–6.8%7.8%
60'0007.6%6.2–8.1%10.5%
70'0008.7%7.1–9.2%11.9%
80'0009.7%8–10.3%13.1%
90'00010.5%8.6–11.1%14.1%
100'00011.6%9.6–12.3%15.3%
110'00012.6%10.4–13.3%16.3%
120'00013.4%11.1–14.1%17.2%
130'00014.1%11.7–14.8%18.1%
140'00014.9%12.5–15.7%19%
150'00015.7%13.1–16.5%19.7%
175'00017.5%14.7–18.4%21.6%
200'00019.2%16.2–20.1%23.2%
225'00020.6%17.5–21.6%24.6%
250'00022%18.8–23.1%25.8%
275'00023.2%19.8–24.3%26.8%
300'00024.2%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 1991–20209.9 °C
Precipitation 1991–20201'257 mm
9.9 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
651 m
Mean elevation
541 m
Relief
164 m
Mean slope
4.4°
Flat share
67.9%
South-facing
1.1%
Above 2000 m
0.0%
Relief 164 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
30.3 GWh/yr
Roofs + façades
39.8 GWh/yr
≈ households powered
6'700
Per inhabitant
5'830 kWh/yr
30 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 2
Standard model, deductible 300583 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 2 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
0.55 %
Second homes
6.5 %
Avg. rooms
3.7
Dwellings
2'354
Built before 194612.6%
Built since 200121.6%
0.55 %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
2'254
Workplaces
292
Services share
67.8 %
Jobs by sector: Primary 34 (1.5%) · Secondary 691 (30.7%) · Tertiary 1'529 (67.8%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 24.09.2026

Agriculture

BFS · 2025
Farms
13
Organic share
46.2 %
Farmland
329 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026

Accessibility

ARE · NPVM
Major centrePT 55 min · Car 36 min
AgglomerationPT 48 min · Car 20 min
Remoteness 83/160 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 24.09.2026

Municipality

Wikidata · CC0
BFS municipality number157
Wikidata · continuously updated, retrieved 24.09.2026
Largest municipalities5'190 #78 ZH · #416 CHGrowing municipalities0.8% #75 ZH · #914 CHShrinking municipalities0.8% #85 ZH · #1184 CHJobs per resident0.43 #44 ZH · #714 CHFamilies & children20.8% #74 ZH · #867 CHAge structure16.5% #141 ZH · #1843 CHWomen share49.3% #119 ZH · #1356 CHForeign residents32.4% #16 ZH · #224 CHPopulation density849/km² #54 ZH · #276 CHTax burden11'611 #119 ZH · #232 CHTaxes114% #118 ZHWarmest municipalities9.9 °C #45 ZH · #584 CHSunniest municipalities42.4% #9 ZH · #1061 CHRainiest municipalities1'257 mm #37 ZH · #570 CHVoter turnout49.7% #147 ZH · #1803 CHAgainst Switzerland13.7% #47 ZH · #973 CHAligned with Switzerland86.3% #100 ZH · #429 CHSVP strongholds42.2% #51 ZH · #546 CHSP strongholds14.4% #65 ZH · #1004 CHCentre strongholds7% #121 ZH · #1560 CHFDP strongholds9.4% #104 ZH · #1458 CHGLP strongholds10.4% #103 ZH · #270 CHGreen strongholds6.7% #90 ZH · #1154 CHLargest by area6.1 km² #106 ZH · #1379 CHHighest municipalities538 m #37 ZH · #1044 CHSecond homes6.5% #100 ZH · #1909 CHOrganic farming46.2% #8 ZH · #160 CHBest-connected municipalities55 min #82 ZH · #615 CHRemotest municipalities55 min #83 ZH · #1476 CHHighest peaks651 m #63 ZH · #1359 CHHighest-lying municipalities541 m #55 ZH · #1255 CHGreatest vertical range164 m #103 ZH · #1513 CHSteepest municipalities4.4° #117 ZH · #1674 CHSolar potential30 GWh #70 ZH · #669 CHSolar potential per capita5'830 kWh #86 ZH · #1851 CHCheapest electricity23.87 Rp./kWh #84 ZH · #168 CHMost expensive electricity23.87 Rp./kWh #109 ZH · #1972 CH

Localities

swisstopo · 1
What is the postal code of Oetwil am See?
The postal code of Oetwil am See is 8618.
What is the tax rate in Oetwil am See?
The municipal tax multiplier of Oetwil am See is 114% (2026); canton ZH levies 95%.
How much tax do you pay in Oetwil am See?
A single person without children pays about 11'611 CHF income tax in Oetwil am See on 100'000 CHF gross income (federal, cantonal, municipal), rank 115 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Oetwil am See have?
Oetwil am See has 5'190 residents (2025).
How many foreign residents live in Oetwil am See?
Oetwil am See has 1'681 foreign residents, a share of 32.39% (2025).

Map

OpenStreetMap