Vicinus

Aargau · Bezirk Lenzburg · BFS commune no. 4209[7]

Coat of arms of SeonSeon

Left of CHF 100’000CHF 80’279per year, after tax and insurance
Income tax[1]CHF 12’95213.0% of income
Health insurance[3]CHF 564adult, per month
Residents[4]5’71626.1% foreign nationals
Nearest job hub[6]42 minto Aarau

Single person, gross income CHF 100’000, median insurer. See how Seon ranks for your household →
Compare Seon with another commune →

GränichenDürrenäschTeufenthal (AG)EgliswilHallwilLenzburgSchafisheimSeengenStaufen GränichenDürrenäschTeufenthal (AG)HallwilLenzburgSchafisheimSeengenStaufen Seon

Seon has 5’716 residents, making it the 36th largest of the 196 communes in the canton of Aargau.

26% of residents are foreign nationals, close to the Swiss average of 28%.

A single person earning CHF 100’000 pays about CHF 12’952 a year in income tax here, less than in 4 of its 9 neighbouring communes.

The median standard adult health insurance premium is CHF 564 a month, about the Swiss median of CHF 564.

The closest of our job hubs by public transport is Aarau, about 42 minutes away on a weekday morning.

Income tax

Income tax 2026 (federal, cantonal and communal; no church tax) for an employee with gross labour income of…[1]

ProfileCHF 50’000CHF 80’000CHF 100’000CHF 150’000CHF 200’000CHF 300’000
Single, no children3’532
7.1%		8’803
11.0%		12’952
13.0%		25’181
16.8%		39’536
19.8%		71’499
23.8%
Married, single income, no children1’381
2.8%		4’651
5.8%		7’634
7.6%		17’345
11.6%		30’892
15.4%		61’446
20.5%
Married, dual income (70/30), no children1’063
2.1%		4’235
5.3%		7’127
7.1%		16’308
10.9%		28’244
14.1%		58’191
19.4%
Married, single income, 2 children23
0.0%		2’011
2.5%		4’021
4.0%		12’548
8.4%		24’688
12.3%		55’047
18.3%

Tax multipliers 2026: canton 103%, commune 108%. Church tax, if you are a member: Protestant 19%, Roman Catholic 19%.[2]

Health insurance premiums 2027

Monthly basic insurance premium, standard model, single premium region of Aargau.[3]

Cheapest insurerMedian insurer
Adult (26+), CHF 300 deductible, without accident coverCHF 517CHF 564
Child (0–18), CHF 0 deductible, with accident coverCHF 121CHF 143

Commute to job hubs

Median door-to-door time by public transport and on foot, weekday departures every minute 07:00–08:30, from the commune's busiest station. Includes waiting for the next departure.[6]

HubMinutes
Aarau42
Olten62
Zürich HB70
Zürich Altstetten72
Baden73
Rotkreuz73
Schlieren75
Dübendorf76

Hubs more than 3 hours away are not listed. Commute to any commune or postcode: Ranking →

Compared with neighbouring communes

Single person, gross income CHF 100’000: income tax per year and median adult premium per month (CHF).

CommuneTax CHF/yr[1]Premium CHF/mo[3]Population[4]
Seengen11’0325644’516
Staufen11’8325644’411
Schafisheim12’4725643’131
Egliswil12’7925641’627
Lenzburg12’79256411’322
Seon12’9525645’716
Gränichen13’1125648’699
Dürrenäsch13’4855641’393
Teufenthal (AG)13’6995641’772
Hallwil13’9125641’040

Population

Residents5’716[4]
Foreign nationals26.1%
Aged 0–1920.6%
Aged 20–6460.0%
Aged 65+19.4%
Area9.62 km²[5]

Sources

  1. Source: Federal Tax Administration (FTA/ESTV), tax burden statistics 2026. Tax burden in the communes, tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
  2. Source: Federal Tax Administration (FTA/ESTV), tax multipliers 2026. Tax multipliers (income tax), tax year 2026; reference date tax year 2026; downloaded 2026-11-03. Licence.
  3. Source: Federal Office of Public Health (FOPH), health insurance premiums 2027. Health insurance premiums 2027 (mandatory basic insurance); reference date 2027 premiums (published Sept 2026); downloaded 2026-11-03. Licence.
  4. Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Permanent resident population (STATPOP) 2025; reference date 2025-12-31; downloaded 2026-11-03. Licence.
  5. © swisstopo. swissBOUNDARIES3D (swissboundaries3d_2026-01); reference date 2026-01-01; downloaded 2026-11-03. Licence.
  6. Timetable: opentransportdata.swiss; walking network © OpenStreetMap contributors. Public transport commute to job hubs (computed); reference date timetable fahrplan-2026-gtfs2020, 2026-11-03 07:00–08:30; downloaded 2026-11-02. Licence.
  7. Source: Federal Statistical Office (FSO/BFS), Swiss official commune register. Swiss official commune register (historicized); reference date 2026-11-03; downloaded 2026-11-03. Licence.
  10. Wikimedia Commons. Coats of arms of Swiss communes; reference date 2026-11-03; downloaded 2026-11-03. Licence.

Coat of arms: CHE Seon COA.svg, Bratwurst mit Sauerkraut, Public domain. Shown to identify the commune; Vicinus is not affiliated with it.