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Switzerland · Canton ZH

Thalwil

8136–8800
ZH CANTON81368800
Residents
18'835
Area
5.5 km²
Population density
3'418 pop./km²
Elevation
589 m a.s.l.
Tax multiplier
78%
Postal codes
2

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

Demographics

BFS · 2025
Women
9'627 51.1%
Men
9'208 48.9%
Children & youth (0–19)
3'879 20.6%
Swiss citizens
12'902 68.5%
Foreign residents
5'933 31.5%
Population density
3'418 pop./km²
0–19 · 3'879 · 20.6%20–64 · 11'326 · 60.1%65+ · 3'630 · 19.3%
Foreign residents 31.5%0%64.0%
STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026
14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)FederalAccepted · 52.5% Yes
53.4% YesNo 46.6%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»FederalRejected · 45.2% Yes
37.2% YesNo 62.8%
14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZHAccepted · 54.3% Yes
57.7% YesNo 42.3%
14.06.2026B. Gegenvorschlag des Kantonsrates vom 17. November 2025Cantonal ZHAccepted · 57.9% Yes
60.3% YesNo 39.7%
14.06.2026Kantonale Volksinitiative «Wohneigentum wieder ermöglichen (Wohneigentums-Initiative)»Cantonal ZHRejected · 25.1% Yes
23.8% YesNo 76.2%
All federal votes
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023
SVP23.7% · strongest party
SVP23.7%
FDP18.6%
SP18.0%
GLP14.3%
Mitte11.1%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Municipal tax multiplier78%
Cantonal tax multiplier95%
78%ZH range 71%128%
Tax rank 10 of 160 in canton Zurich
Tax burden
Single, 100'000 CHF gross income
9'908 CHF(9.9%)
Rank 10 of 160 in the canton · 59 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:9'908 CHF(~9.9%)
ThalwilCanton range ZurichSwitzerland median
Show data table
Gross incomeThalwilZurichSwitzerland median
40'0004.3%4.25.5%5.4%
50'0005.4%5.26.8%7.8%
60'0006.4%6.28.1%10.5%
70'0007.4%7.19.2%11.9%
80'0008.3%810.3%13.1%
90'0008.9%8.611.1%14.1%
100'0009.9%9.612.3%15.3%
110'00010.8%10.413.3%16.3%
120'00011.5%11.114.1%17.2%
130'00012.1%11.714.8%18.1%
140'00012.9%12.515.7%19%
150'00013.5%13.116.5%19.7%
175'00015.2%14.718.4%21.6%
200'00016.7%16.220.1%23.2%
225'00018%17.521.6%24.6%
250'00019.3%18.823.1%25.8%
275'00020.4%19.824.3%26.8%
300'00021.3%20.725.3%27.4%
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020
Annual mean temperature 1991–202010 °C
Precipitation 1991–20201'326 mm
10 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m
Highest point
589 m
Mean elevation
496 m
Relief
183 m
Mean slope
7.7°
Flat share
39.5%
South-facing
4.7%
Above 2000 m
0.0%
Relief 183 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
51.3 GWh/yr
Roofs + façades
70.6 GWh/yr
≈ households powered
11'400
51 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 31.08.2026

Electricity

ElCom · 2026
Tariff H4
24.14 Rp./kWh
Energy
12.11 Rp./kWh
Grid usage
8.23 Rp./kWh
Levies + grid surcharge
2.46 Rp./kWh
24.14 Rp./kWh9.6443.61
Canton median 24.76 Rp./kWhSwiss median 27.7 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.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026
Vacancy rate
0.22 %
Avg. rooms
3.5
Dwellings
9'402
Built before 194617.3%
Built since 200119.6%
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 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026

Accessibility

ARE · NPVM
Major centrePT 45 min · Car 20 min
AgglomerationPT 44 min · Car 20 min
Remoteness 117/160 in canton
National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0
Head of governmentMärk Fankhauser · Freisinnig-Demokratische Partei der Schweiz
Wikidata · continuously updated, retrieved 31.08.2026

Localities

swisstopo · 2
What is the postal code of Thalwil?
Thalwil has 2 postal codes: 8136, 8800.
What is the tax rate in Thalwil?
The municipal tax multiplier of Thalwil is 78% (2026); canton ZH levies 95%.
How much tax do you pay in Thalwil?
A single person without children pays about 9'908 CHF income tax in Thalwil on 100'000 CHF gross income (federal, cantonal, municipal), rank 10 of 160 in canton ZH. Source: ESTV (2026).
How many residents does Thalwil have?
Thalwil has 18'835 residents (2025).
How many foreign residents live in Thalwil?
Thalwil has 5'933 foreign residents, a share of 31.5% (2025).

Map

OpenStreetMap