Switzerland · Canton AG · District
Bezirk Zofingen
AargauBezirk Zofingen is one of 11 districts of the canton of Aargau and comprises 17 municipalities with 79'112 residents in all (BFS, 2025). A district is an administrative unit of the canton — a court and administrative area, not a postal delivery area: postal codes and localities follow delivery routes and can cross district borders.
Oftringen
15'198Residents
Zofingen
13'054Residents
Rothrist
9'979Residents
Aarburg
9'040Residents
Kölliken
5'133Residents
Strengelbach
5'080Residents
Safenwil
4'629Residents
Brittnau
4'350Residents
Murgenthal
3'188Residents
Vordemwald
2'026Residents
Reitnau
1'663Residents
Uerkheim
1'442Residents
Staffelbach
1'398Residents
Kirchleerau
950Residents
Moosleerau
945Residents
Bottenwil
862Residents
Wiliberg
175Residents
Federal Statistical Office (FSO), retrieved 12.08.2026
Votes in Bezirk Zofingen
district results as published by BFS14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes
56.3% YesNo 43.7%
14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes
56.1% YesNo 43.9%
14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% Yes
41.9% YesNo 58.2%
14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% Yes
54.8% YesNo 45.2%
08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes
22.2% YesNo 77.8%
08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes
45.5% YesNo 54.5%
08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes
41.4% YesNo 58.6%
08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes
71.6% YesNo 28.4%
08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes
47.9% YesNo 52.1%
Federal Statistical Office (FSO), retrieved 12.08.2026
Politics
National Council election 2023 · sum of its municipalitiesSVP40.4% · strongest party
SVP40.4%
SP16.9%
FDP11.7%
Mitte8.0%
GLP6.3%
GRÜNE6.0%
EVP5.6%
Übrige3.0%
EDU2.0%
PdA/Sol.0.1%
Tax rate in the district
ESTV 2026Zofingen
99 %
median of its municipalities
118 %
Kirchleerau
123 %
A district has no tax rate of its own. Rates range from 99 % % in Zofingen to 123 % % in Kirchleerau (median 118 % %).
Tax burden (single, CHF 100,000): 12.5 % in Zofingen to 13.8 % in Kirchleerau (ESTV 2'026)
Housing
BFSVacancy rate
2.21 %
Dwellings
37'521
Avg. rooms
3.8
Built before 1946
21.8%
Vacancy rate: published by BFS for the district (2025) · Dwellings: sum of its municipalities (2024)
Population change
BFS · 2025 · sum of its municipalitiesPopulation change 2025
+610 +0.8%
births
709
deaths
595
net migration
+490
BEVNAT (Statistik der natürlichen Bevölkerungsbewegung) 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026
Economy
BFS · 2024 · sum of its municipalitiesJobs
34'864
Workplaces
4'836
Services share
69.9 %
Jobs by sector: Primary 1'004 (2.9%) · Secondary 9'484 (27.2%) · Tertiary 24'362 (69.9%)
STATENT (Statistik der Unternehmensstruktur) 2024 · Federal Statistical Office (FSO), retrieved 11.09.2026
Agriculture
BFS · 2025 · sum of its municipalitiesFarms
319
Organic share
12.5 %
Farmland
4'996 ha
Landwirtschaftliche Strukturerhebung 2025 · Federal Statistical Office (FSO), retrieved 19.09.2026
Climate · Terrain
MeteoSchweiz · swisstopoAnnual mean temperature
9.4 °C
Precipitation
1'119 mm
Elevation
389–713 m
Flat share
46.6%
Climate: area-weighted over its municipalities · Terrain: swissALTIRegio 40 m, zonal over the district polygon
Energy · Accessibility
BFE · ElCom · ARESolar potential
621 GWh
Electricity
26.6 Rp./kWh
Public transport to centre
72 min
Road to centre
49 min
Solar potential: sum of its municipalities · Electricity: median of its municipalities (25.356–38.373 Rp./kWh, 2027). ElCom publishes a median per municipality; the district value is our median of those. · Accessibility: median of its municipalities
Where the municipalities of Bezirk Zofingen rank
sum of its municipalities4600Olten×34656Starrkirch-Wil×24663Aarburg×24665Oftringen4800Zofingen4802Strengelbach4803Vordemwald4805Brittnau4812Mühlethal4813Uerkheim4814Bottenwil4852Rothrist4853Murgenthal4856Glashütten4914Roggwil BE×24915St. Urban×25053Staffelbach5054Kirchleerau +15056Attelwil5057Reitnau5058Wiliberg5742Kölliken5745Safenwil6264Pfaffnau×2
6 of these postal codes reach across the district border.
Map
swisstopo · OSM- Which municipalities belong to Bezirk Zofingen?
- Bezirk Zofingen comprises 17 municipalities: Oftringen, Zofingen, Rothrist, Aarburg, Kölliken, Strengelbach, Safenwil, Brittnau, Murgenthal, Vordemwald, Reitnau, Uerkheim, Staffelbach, Kirchleerau, Moosleerau, Bottenwil, Wiliberg. Together they have 79'112 residents (BFS, 2025).
- Which canton is Bezirk Zofingen in?
- Bezirk Zofingen lies in the canton of Aargau, which is divided into 11 districts.
- How many people live in Bezirk Zofingen?
- Bezirk Zofingen has 79'112 residents (BFS STATPOP, 2025) — the sum of its 17 municipalities; the largest is Oftringen with 15'198.
- Does Bezirk Zofingen have its own tax rate?
- No. Tax rates are set by municipalities. In Bezirk Zofingen the municipal rate ranges from 99 % (Zofingen) to 123 % (Kirchleerau).
- How did Bezirk Zofingen vote in the latest federal vote?
- On 14.06.2026, Bezirk Zofingen voted 56.3 % yes on “Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)” (Accepted) — the district figure BFS publishes.
Districts exist in 17 cantons; UR, OW, NW, GL, ZG, BS, AI, NE and GE have no such level.