Aargau · Bezirk Lenzburg · BFS commune no. 4208^[8]

Seengen

Left of CHF 100’000CHF 69’647per year, after tax, insurance and rent

Income tax^[1]CHF 11’03211.0% of income

Health insurance^[3]CHF 564adult, per month

Rent, 2 rooms^[4]≈ CHF 1’046per month, estimate

Residents^[5]4’51612.8% foreign nationals

Language region^[12]Germanmajority main language

Nearest job hub^[7]55 minto Aarau

Single person, gross income CHF 100’000, median insurer, 2-room flat. See how Seengen ranks for your household →
Compare Seengen with another commune →

Seengen has 4’516 residents, making it the 54th largest of the 196 communes in the canton of Aargau.

13% of residents are foreign nationals, below the Swiss average of 28%.

With 23% of residents aged 65 or over, the population is older than the Swiss average (20%).

A single person earning CHF 100’000 pays about CHF 11’032 a year in income tax here, less than in 8 of its 9 neighbouring communes and among the lowest quarter in Aargau.

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 55 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]

Profile	CHF 50’000	CHF 80’000	CHF 100’000	CHF 150’000	CHF 200’000	CHF 300’000
Single, no children	2’966 5.9%	7’456 9.3%	11’032 11.0%	21’740 14.5%	34’456 17.2%	62’976 21.0%
Married, single income, no children	1’157 2.3%	3’935 4.9%	6’499 6.5%	14’931 10.0%	26’974 13.5%	54’336 18.1%
Married, dual income (70/30), no children	882 1.8%	3’551 4.4%	6’010 6.0%	13’920 9.3%	24’420 12.2%	51’240 17.1%
Married, single income, 2 children	19 0.0%	1’668 2.1%	3’335 3.3%	10’704 7.1%	21’406 10.7%	48’606 16.2%

Tax multipliers 2026: canton 103%, commune 72%. Church tax, if you are a member: Protestant 17%, Roman Catholic 15%.^[2]

Health insurance premiums 2027

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

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

Rent

Average monthly net rent (without service charges and heating) paid by tenants, BFS Structural Survey 2023.^[4]

Flat	CHF/month	Basis
2 rooms single	≈ CHF 1’046	Estimate
3 rooms couple	≈ CHF 1’301	Estimate
4 rooms family	≈ CHF 1’504	Estimate

BFS publishes no rent for this commune, so these are estimates (≈), not measured figures: the canton’s average rent, adjusted for the type of commune. New leases usually cost more than these averages. How rent is estimated

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.^[7]

Hub	Minutes
Aarau	55
Olten	75
Zürich HB	83
Rotkreuz	84
Zürich Altstetten	85
Baden	86
Schlieren	88
Dübendorf	89

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).

Commune	Tax CHF/yr^[1]	Premium CHF/mo^[3]	Population^[5]
Meisterschwanden	10’393	564	3’330
Seengen	11’032	564	4’516
Birrwil	12’259	564	1’416
Dintikon	12’419	564	2’405
Villmergen	12’632	564	8’290
Sarmenstorf	12’792	564	3’194
Boniswil	12’792	564	1’795
Egliswil	12’792	564	1’627
Seon	12’952	564	5’716
Hallwil	13’912	564	1’040

Population

Residents4’516^[5]

Foreign nationals12.8%

Aged 0–1919.4%

Aged 20–6457.7%

Aged 65+22.9%

Area10.34 km²^[6]

Sources

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.
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.
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.
Source: Federal Statistical Office (FSO/BFS), Structural Survey 2023. Average rent by number of rooms (Structural Survey 2023); reference date 2023 (Structural Survey); downloaded 2026-11-03. Licence.
Source: Federal Statistical Office (FSO/BFS), STATPOP 2025. Permanent resident population (STATPOP) 2025; reference date 2025-12-31; downloaded 2026-11-03. Licence.
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.
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.
Wikimedia Commons. Coats of arms of Swiss communes; reference date 2026-11-03; downloaded 2026-11-03. Licence.
Source: Federal Statistical Office (FSO/BFS), language regions. Language regions (Structural Survey 2016–2020); reference date 2016–2020; downloaded 2026-11-03. Licence.

Coat of arms: CHE Seengen COA.svg, ARK, Public domain. Shown to identify the commune; Vicinus is not affiliated with it.