Aargau vs Zurich Tax Comparison
Side-by-side income tax comparison on a CHF 120’000 salary — federal + cantonal + municipal tax, social contributions and take-home pay. Capital-city municipal multipliers, 2025/2026 rates.
Beyond tax: rent, premiums and daily life
| Factor | Aargau | Zurich |
|---|---|---|
| Municipal tax multiplier (capital) | ≈97% (Aarau) | ≈119% (City of Zürich) |
| 3.5-room rent (CHF/month) | ≈ 2’300 | ≈ 3’800 |
| Health premium, adult (CHF/month) | ≈ 350 | ≈ 380 |
| Language zone | German-speaking | German-speaking |
| Rental market | One of the best value-for-space markets within commuting distance of Zürich and Basel. | The toughest rental market in the country. Vacancy is well under 1% in the city; 30–80 applicants per viewing is normal, so a complete dossier decides it. |
| Commuting | Aarau to Zürich 35 min, Basel 35 min; Baden and Brugg are even closer to Zürich. | Zürich HB is Switzerland's rail hub — 30 min to Zug, 55 min to Basel, 1 h to Bern. Airport is 12 min from HB. |
| Culture | German-speaking and decentralised — no dominant city, so life is village-shaped. | German-speaking, but the most international canton: English works at work, Zürich German rules everywhere else. |
Full breakdown
| Item | Aargau | Zurich | Difference |
|---|---|---|---|
| Annual gross salary | CHF 120’000 | CHF 120’000 | — |
| Social contributions (AHV/ALV/BVG/NBU) | CHF 17’280 | CHF 17’280 | — |
| Total deductions | CHF 4’882 | CHF 4’882 | — |
| Taxable income | CHF 97’838 | CHF 97’838 | — |
| Federal direct tax | CHF 2’707 | CHF 2’707 | — |
| Cantonal + municipal tax | CHF 17’903 | CHF 17’613 | |
| Total tax | CHF 20’610 | CHF 20’320 | |
| Effective tax rate | 17.2% | 16.9% | |
| Marginal tax rate | 34.1% | 33.7% | |
| Take-home / year | CHF 82’110 | CHF 82’400 | |
| Take-home / month | CHF 6’842 | CHF 6’867 |
Figures are estimates using capital-city municipal multipliers and standard deductions. For binding numbers, use the official calculators linked above. Sources: ESTV (federal), cantonal tax administrations.
Living in Aargau vs Zurich
Aargau
Aargau is the quiet workhorse of north-central Switzerland — a German-speaking canton wedged between Zurich, Basel and Lucerne, with no single dominant city but the densest motorway and S-Bahn network of any canton. The economy is built on energy (Axpo, the Beznau and Leibstadt nuclear plants), pharma logistics (Novartis in Stein), industrial engineering (ABB in Baden) and a long manufacturing belt along the Limmat and Aare. Tax pressure sits below the Swiss average and rental supply is meaningfully easier than ZH or ZG, which is why Aargau has quietly become the default commuter canton for Zurich and Basel workers priced out of those cities.
Local insight
Aargau's identity is that it doesn't have one — and that's the point. Baden plugs straight into Zurich on the SBB (15-minute Intercity), Rheinfelden plugs straight into Basel on the S1, and Aarau sits at the rail crossroads between both. The result is a canton full of dual-loyalty commuters: Zurich pay-scale, Aargau cost-of-living. The big private employers — ABB, Axpo, Roche in Stein, General Electric in Birr — are clustered in the same belt, which means many residents actually work inside the canton too. Lifestyle is suburban-Swiss with strong wine (the Schenkenbergertal), good Aare swimming in summer, and ski areas in the Jura 30 minutes away. The catch: cultural life is thinner than in any of the neighbouring city-cantons, so weekend trips to Zurich, Basel or Lucerne are part of the deal.
Full Aargau relocation guideZurich
Zurich is Switzerland's economic engine — the largest canton by population and the country's financial, tech and insurance hub. UBS, Swiss Re, Google's largest engineering office outside the United States and the SIX exchange all sit within the canton, and roughly a third of residents hold a foreign passport. The city's tax burden is middle-of-the-pack for Switzerland, but lakeside 'Gold Coast' communes (Küsnacht, Erlenbach, Zollikon) bring it down sharply for higher earners. The real shock for newcomers is the rental market: the city's vacancy rate has sat below 0.1% for years.
Local insight
Zurich's labour market is the deepest in Switzerland — finance and insurance around Paradeplatz, pharma R&D in the Schlieren biotech cluster, and a tech sector that pulls in Google, Meta, Disney Research and the ETH spin-out belt. The flip side is concentration: if you work in finance you essentially have one city to choose from. Families typically gravitate to right-bank lake communes (Männedorf, Stäfa, Meilen) for schools and lower municipal multipliers, while singles and dual-income couples target Kreis 3, 4 and 5 for nightlife and tram access. The catch is that desirable neighbourhoods — Seefeld, Wiedikon, Wipkingen — turn over slowly and through word of mouth, so a personal network matters as much as your dossier.
Full Zurich relocation guideTry other salary levels
Other comparisons
People also asked
Which canton has lower taxes — Aargau or Zurich?▾
On a CHF 120’000 salary, Zurich leaves you with CHF 290 more take-home per year (0.4% difference) compared to Aargau.
What is the effective tax rate in Aargau?▾
On CHF 120’000, the effective rate in Aargau (capital city) is approximately 17.2%, including federal direct tax and cantonal/municipal tax.
What is the effective tax rate in Zurich?▾
On CHF 120’000, the effective rate in Zurich (capital city) is approximately 16.9%, including federal direct tax and cantonal/municipal tax.
Estimates only. Always verify with the official cantonal calculator before making a relocation decision.
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