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Canton Aargau overview
Ranking · Tax year 2026 · Source: ESTV

The municipalities with the lowest tax multipliers in canton Aargau (2026)

Oberwil-Lieli has the lowest municipal tax multiplier in canton Aargau for 2026: 48%. It is followed by Geltwil (50%) and Kaiseraugst (50%). Source: Swiss Federal Tax Administration (ESTV), tax year 2026.

Ranking

ESTV · 2026
RankMunicipalityMunicipal multiplierChurch tax (prot.)Church tax (rom.-cath.)Residents
1Oberwil-Lieli48%20%15%2'605
2Geltwil50%17%21%232
3Kaiseraugst50%16%18%5'544
4Meisterschwanden60%16%15%3'267
5Seengen72%17%15%4'411
6Oberlunkhofen74%14%13%2'193
7Unterlunkhofen74%14%13%1'629
8Widen75%20%18%3'876
9Zufikon79%20%20%4'917
10Sisseln80%16%15%1'666
11Habsburg82%18%20%435
12Arni83%14%13%1'898
13Jonen83%14%19%2'351
14Bergdietikon84%17%17%2'946
15Oberrohrdorf85%20%18%4'255
16Villigen87%16%20%2'139
17Staufen87%20%19%4'306
18Stein88%16%16%3'504
19Berikon89%20%17%4'934
20Erlinsbach89%20%19%4'563
21Baden89%18%19%23'587
22Bellikon89%20%18%1'592
23Rheinfelden90%16%18%13'854
24Remetschwil92%20%18%2'113
25Olsberg92%16%18%367
26Dottikon92%18%20%4'160
27Ennetbaden92%18%19%3'672
28Auenstein93%20%19%1'728
29Möriken-Wildegg94%18%19%4'888
30Birrwil95%21%17%1'389
31Magden95%16%18%3'899
32Wettingen95%18%19%21'479
33Wallbach95%16%21%2'081
34Merenschwand96%17%18%3'794
35Aarau96%15%19%22'290
36Büttikon96%18%18%1'144
37Bözberg96%20%20%1'670
38Brugg97%16%20%13'288
39Kallern97%17%20%407
40Niederrohrdorf97%20%18%4'648
41Würenlos97%17%16%6'830
42Gipf-Oberfrick97%20%22%3'878
43Sins98%17%20%4'468
44Remigen98%16%20%1'385
45Dintikon98%18%18%2'432
46Beinwil (Freiamt)98%17%26%1'279
47Birmenstorf98%21%20%3'040
48Islisberg98%14%13%690
49Rupperswil99%20%19%6'041
50Schafisheim99%20%19%3'137
51Rottenschwil99%14%13%946
52Biberstein99%15%19%1'644
53Zofingen99%18%18%12'796
54Rudolfstetten-Friedlisberg99%20%17%4'599
55Beinwil am See99%18%17%3'601
56Spreitenbach100%21%19%12'512
57Würenlingen100%16%20%5'120
58Hirschthal100%17%19%1'756
59Boswil101%17%20%3'124
60Leibstadt102%22%20%1'596
61Frick102%20%22%5'741
62Kaisten102%23%24%2'948
63Hunzenschwil102%19%19%4'415
64Bettwil102%16%22%695
65Villmergen102%18%18%8'132
66Buttwil102%17%21%1'276
67Lengnau103%19%21%2'929
68Strengelbach103%18%18%5'104
69Niederwil103%20%19%3'042
70Auw103%17%19%2'290
71Schöftland103%17%19%4'555
72Bremgarten104%20%23%8'834
73Künten104%20%18%1'917
74Othmarsingen104%17%19%3'155
75Dietwil104%17%23%1'445
76Aristau104%17%23%1'646
77Killwangen105%21%20%2'242
78Stetten105%20%18%2'496
79Boniswil105%17%19%1'751
80Untersiggenthal105%18%19%7'615
81Brunegg105%19%19%907
82Egliswil105%17%19%1'544
83Veltheim105%19%20%1'563
84Lenzburg105%17%19%11'184
85Sarmenstorf105%16%23%3'118
86Küttigen105%15%19%6'857
87Gebenstorf105%21%20%5'761
88Muri106%17%21%8'602
89Holziken106%17%19%1'742
90Waltenschwil106%18%20%3'159
91Eggenwil106%20%18%1'031
92Uezwil106%18%23%549
93Holderbank106%18%19%1'489
94Tegerfelden107%19%24%1'290
95Böttstein107%24%21%4'305
96Döttingen107%24%21%4'473
97Leuggern107%23%21%2'404
98Seon108%19%19%5'571
99Laufenburg108%23%24%3'800
100Birrhard109%19%20%921
101Mettauertal109%23%24%2'158
102Mülligen109%18%20%1'078
103Thalheim109%22%20%931
104Wiliberg109%23%19%166
105Fischbach-Göslikon109%20%23%1'706
106Fislisbach109%20%19%6'090
107Mellingen110%20%21%6'170
108Hausen110%18%20%3'796
109Lupfig110%19%20%3'359
110Obersiggenthal110%18%19%8'881
111Rothrist110%18%19%9'866
112Herznach-Ueken110%20%20%2'634
113Schupfart110%20%22%883
114Bünzen110%17%27%1'233
115Schinznach110%19%20%2'430
116Eiken111%20%15%2'447
117Gränichen111%20%19%8'625
118Endingen111%19%24%2'703
119Möhlin112%18%20%11'349
120Neuenhof112%18%20%9'087
121Suhr112%19%19%11'340
122Muhen112%21%19%4'112
123Zeiningen112%22%19%2'547
124Mägenwil113%20%22%2'215
125Abtwil113%17%20%1'063
126Oftringen113%22%19%15'080
127Besenbüren113%17%27%639
128Oberentfelden113%19%19%8'907
129Unterentfelden113%22%19%4'579
130Ehrendingen113%18%19%4'906
131Münchwilen113%16%15%1'070
132Böztal114%23%25%2'896
133Klingnau114%24%21%3'673
134Zeihen114%23%25%1'276
135Hägglingen114%18%20%2'529
136Oeschgen114%20%25%1'176
137Brittnau114%21%18%4'257
138Freienwil114%18%21%1'116
139Schneisingen115%9%20%1'562
140Mönthal115%20%20%405
141Safenwil115%21%18%4'564
142Zurzach115%23%25%8'237
143Windisch115%18%20%8'060
144Fisibach115%16%22%590
145Zuzgen115%22%25%897
146Reinach115%19%17%9'499
147Unterkulm115%19%17%3'600
148Mumpf116%16%22%1'549
149Wohlen116%18%17%17'481
150Aarburg116%25%19%8'891
151Wohlenschwil116%20%22%1'867
152Birr117%19%20%4'718
153Gontenschwil117%21%17%2'182
154Mühlau117%17%22%1'336
155Mandach117%23%21%346
156Densbüren117%23%19%771
157Niederlenz117%20%19%4'896
158Murgenthal118%23%19%3'101
159Vordemwald118%18%18%2'013
160Dürrenäsch118%23%19%1'373
161Menziken118%19%17%8'400
162Buchs118%20%19%8'429
163Fahrwangen118%16%15%2'497
164Wegenstetten118%22%22%1'023
165Zetzwil118%21%17%1'394
166Koblenz AG118%22%25%1'759
167Oberrüti119%17%21%1'600
168Staffelbach119%17%19%1'344
169Kölliken119%21%19%5'035
170Wittnau119%20%24%1'411
171Bottenwil119%17%19%868
172Oberkulm119%19%17%2'999
173Hellikon120%22%22%839
174Gansingen120%23%24%1'097
175Schlossrued120%25%19%873
176Schmiedrued120%25%19%1'152
177Siglistorf121%9%20%721
178Leutwil121%23%19%752
179Riniken122%19%20%1'555
180Leimbach122%19%17%533
181Reitnau122%23%19%1'627
182Obermumpf122%16%24%1'072
183Full-Reuenthal122%22%21%994
184Teufenthal122%19%17%1'748
185Rüfenach123%16%20%874
186Kirchleerau123%23%19%935
187Schwaderloch123%23%25%723
188Moosleerau123%23%19%957
189Uerkheim123%21%19%1'433
190Wölflinswil125%20%24%1'041
191Tägerig125%20%23%1'544
192Hendschiken125%17%19%1'351
193Hallwil126%17%19%1'021
194Oberhof126%20%24%580
195Mellikon127%23%25%237
196Ammerswil127%18%19%795

Within-canton context: lowest 48%, median 108%, highest 127%. The cantonal multiplier of Aargau is 103% on top of the municipal rate.

How we measure this

ESTV

The municipal tax multiplier (Steuerfuss) is the percentage of the cantonal base tax (einfache Staatssteuer) a municipality levies; the 2026 values come from the Swiss Federal Tax Administration (ESTV). Multipliers are NOT comparable across cantons — each canton defines its own base scale — which is why this ranking stays within one canton. Church tax is shown separately and applies only to registered members. 1 municipalities of the canton have no ESTV multiplier record and are not listed.

Frequently asked questions

Which municipality has the lowest tax multiplier in canton Aargau in 2026?
Oberwil-Lieli has the lowest municipal tax multiplier in canton Aargau in 2026, at 48%.
What is a tax multiplier (Steuerfuss)?
The multiplier is the percentage of the cantonal base tax that a municipality levies. Your municipal income tax = base tax × municipal multiplier. Canton and church add their own multipliers on the same base.
Are tax multipliers comparable between cantons?
No. Every canton defines its own base tax scale, so multipliers are only meaningful within one canton. For cross-canton comparisons you need the effective tax burden at a given income.
Is church tax included in this ranking?
No — the ranking uses the pure municipal multiplier. Church tax multipliers (Protestant and Roman Catholic) are listed separately in the table and apply only to registered church members.