Switzerland · Canton AG
Seon
5703AG CANTON5703
Residents
5'716
Area
9.6 km²
Population density
594 pop./km²
Elevation
445 m a.s.l.
Tax multiplier
108%
Postal codes
1
Demographics
BFS · 2025Women
2'840 49.7%
Men
2'876 50.3%
Children & youth (0–19)
1'175 20.6%
Swiss citizens
4'227 74.0%
Foreign residents
1'489 26.1%
Population density
594 pop./km²
0–19 · 1'175 · 20.6%20–64 · 3'431 · 60.0%65+ · 1'110 · 19.4%
Foreign residents 26.1%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)Federal● Accepted · 52.5% Yes
58.4% YesNo 41.6%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes
58.4% YesNo 41.6%
14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% Yes
42.8% YesNo 57.2%
14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% Yes
62.0% YesNo 38.0%
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes
20.5% YesNo 79.5%
08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes
44.9% YesNo 55.1%
08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes
40.1% YesNo 59.9%
08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes
72.7% YesNo 27.3%
08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes
46.4% YesNo 53.6%
Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026
Politics
National Council election 2023SVP42.4% · strongest party
SVP42.4%
SP13.4%
FDP12.0%
Mitte8.8%
GLP8.3%
sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026
Taxes 2026
ESTVMunicipal tax multiplier108%
Cantonal tax multiplier103%
108%AG range 48%127%
Tax rank 98 of 196 in canton AargauTax burden
Single, 100'000 CHF gross income
12'952 CHF(13%)
Rank 98 of 196 in the canton · 511 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:12'952 CHF(~13%)
SeonCanton range AargauSwitzerland median
Show data table
| Gross income | Seon | Aargau | Switzerland median |
|---|---|---|---|
| 40'000 | 5.2% | 3.8–5.6% | 5.4% |
| 50'000 | 7.1% | 5.2–7.7% | 7.8% |
| 60'000 | 8.6% | 6.4–9.3% | 10.5% |
| 70'000 | 9.9% | 7.4–10.7% | 11.9% |
| 80'000 | 11% | 8.2–11.9% | 13.1% |
| 90'000 | 11.9% | 8.9–12.8% | 14.1% |
| 100'000 | 13% | 9.8–14% | 15.3% |
| 110'000 | 13.9% | 10.5–14.9% | 16.3% |
| 120'000 | 14.7% | 11.2–15.8% | 17.2% |
| 130'000 | 15.4% | 11.7–16.5% | 18.1% |
| 140'000 | 16.1% | 12.4–17.3% | 19% |
| 150'000 | 16.8% | 13–18% | 19.7% |
| 175'000 | 18.4% | 14.4–19.7% | 21.6% |
| 200'000 | 19.8% | 15.5–21.1% | 23.2% |
| 225'000 | 21% | 16.6–22.4% | 24.6% |
| 250'000 | 22.2% | 17.6–23.6% | 25.8% |
| 275'000 | 23.1% | 18.4–24.5% | 26.8% |
| 300'000 | 23.8% | 19.1–25.3% | 27.4% |
2026 · Federal Tax Administration (FTA), retrieved 31.08.2026
Climate
MeteoSwiss 1 km grid · 1991–2020Annual mean temperature 1991–20209.7 °C
Precipitation 1991–20201'086 mm
9.7 °CCH range -5.5°14°
1991–2020 · MeteoSwiss, retrieved 28.08.2026
Terrain
swisstopo · DHM 40 mHighest point
614 m
Mean elevation
476 m
Relief
232 m
Mean slope
6°
Flat share
57.8%
South-facing
4.8%
Above 2000 m
0.0%
Relief 232 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
66.5 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 · 2026Tariff H4
28.96 Rp./kWh
Energy
11.4 Rp./kWh
Grid usage
13.23 Rp./kWh
Levies + grid surcharge
2.73 Rp./kWh
28.96 Rp./kWh9.6443.61
Canton median 27.73 Rp./kWhSwiss median 27.7 Rp./kWh
Network operator Technische Betriebe Seon AG
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
Housing
BFSVacancy rate
0.19 %
Avg. rooms
4
Dwellings
2'646
Built before 194619.8%
Built since 200126.6%
0.19 %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 · NPVMNational Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026
Municipality
Wikidata · CC0Websiteseon.ch ↗
Wikidata · continuously updated, retrieved 31.08.2026
Rankings
31Largest municipalities5'716 #36 AG · #365 CHFamilies & children20.6% #88 AG · #952 CHAge structure19.4% #107 AG · #1360 CHWomen share49.7% #84 AG · #1147 CHForeign residents26.1% #64 AG · #502 CHPopulation density594/km² #68 AG · #436 CHTax burden12'952 #99 AG · #512 CHTaxes108% #98 AGWarmest municipalities9.7 °C #126 AG · #828 CHSunniest municipalities40.2% #99 AG · #1784 CHRainiest municipalities1'086 mm #100 AG · #1180 CHVoter turnout53.2% #118 AG · #1322 CHAgainst Switzerland17% #68 AG · #790 CHAligned with Switzerland83% #103 AG · #681 CHSVP strongholds42.4% #95 AG · #531 CHSP strongholds13.4% #88 AG · #1124 CHCentre strongholds8.8% #141 AG · #1337 CHFDP strongholds12% #92 AG · #1152 CHGLP strongholds8.3% #67 AG · #535 CHGreen strongholds7.2% #42 AG · #1051 CHLargest by area9.6 km² #47 AG · #994 CHHighest municipalities445 m #88 AG · #1573 CHRemotest municipalities60 min #124 AG · #1345 CHBest-connected municipalities60 min #79 AG · #785 CHHighest peaks614 m #98 AG · #1482 CHHighest-lying municipalities476 m #93 AG · #1558 CHGreatest vertical range232 m #85 AG · #1219 CHSteepest municipalities6° #125 AG · #1400 CHSolar potential51 GWh #26 AG · #312 CHCheapest electricity28.96 Rp./kWh #173 AG · #1270 CHMost expensive electricity28.96 Rp./kWh #25 AG · #838 CH
Postal codes (1)
swisstopoLocalities
swisstopo · 1Nearby municipalities
swisstopo- What is the postal code of Seon?
- The postal code of Seon is 5703.
- What is the tax rate in Seon?
- The municipal tax multiplier of Seon is 108% (2026); canton AG levies 103%.
- How much tax do you pay in Seon?
- A single person without children pays about 12'952 CHF income tax in Seon on 100'000 CHF gross income (federal, cantonal, municipal), rank 98 of 196 in canton AG. Source: ESTV (2026).
- How many residents does Seon have?
- Seon has 5'716 residents (2025).
- How many foreign residents live in Seon?
- Seon has 1'489 foreign residents, a share of 26.05% (2025).
Map
OpenStreetMapSeon compared with
- Seon vs. Baden
- Seon vs. Aarau
- Seon vs. Wettingen
- Seon vs. Wohlen
- Seon vs. Oftringen
- Seon vs. Rheinfelden
- Seon vs. Brugg
- Seon vs. Spreitenbach
- Seon vs. Zofingen
- Seon vs. Suhr
- Seon vs. Baden
- Seon vs. Aarau
- Seon vs. Wettingen
- Seon vs. Wohlen
- Seon vs. Oftringen
- Seon vs. Rheinfelden
- Seon vs. Brugg
- Seon vs. Spreitenbach
- Seon vs. Zofingen
- Seon vs. Suhr
- Seon vs. Schwende-Rüte
- Seon vs. Herisau
- Seon vs. Bern
- Seon vs. Allschwil
- Seon vs. Basel
- Seon vs. Fribourg
- Seon vs. Geneva
- Seon vs. Glarus Nord
- Seon vs. Chur
- Seon vs. Delémont
- Seon vs. Lucerne
- Seon vs. Neuchâtel
- Seon vs. Stans
- Seon vs. Sarnen
- Seon vs. St. Gallen
- Seon vs. Schaffhausen
- Seon vs. Olten
- Seon vs. Freienbach
- Seon vs. Frauenfeld
- Seon vs. Lugano
- Seon vs. Altdorf
- Seon vs. Lausanne
- Seon vs. Sion
- Seon vs. Zug
- Seon vs. Zurich