What is the postal code of Obermumpf?

The postal code of Obermumpf is 4324.

What is the tax rate in Obermumpf?

The municipal tax multiplier of Obermumpf is 122% (2026); canton AG levies 103%.

How much tax do you pay in Obermumpf?

A single person without children pays about 13'699 CHF income tax in Obermumpf on 100'000 CHF gross income (federal, cantonal, municipal), rank 179 of 196 in canton AG. Source: ESTV (2026).

How many residents does Obermumpf have?

Obermumpf has 1'090 residents (2025).

How many foreign residents live in Obermumpf?

Obermumpf has 225 foreign residents, a share of 20.64% (2025).

Switzerland · Canton AG

Obermumpf

4324

AG CANTON4324

Residents

1'090

Area

5 km²

Population density

217 pop./km²

Elevation

376 m a.s.l.

Tax multiplier

122%

Postal codes

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

Demographics

BFS · 2025

Women

522 47.9%

Men

568 52.1%

Children & youth (0–19)

197 18.1%

Swiss citizens

865 79.4%

Foreign residents

225 20.6%

Population density

217 pop./km²

0–19 · 197 · 18.1%20–64 · 676 · 62.0%65+ · 217 · 19.9%

Foreign residents 20.6%0%64.0%

STATPOP 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026 · swisstopo, retrieved 24.08.2026

Vote results for Obermumpf

BFS

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes

56.2% YesNo 43.8%

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes

52.4% YesNo 47.6%

14.06.2026Aargauische Volksinitiative "Bildungsqualität sichern – JETZT!" vom 28. August 2024Cantonal AG● Rejected · 42.6% Yes

38.6% YesNo 61.4%

14.06.2026Verkehrsinfrastruktur-Entwicklung Raum Suhr (VERAS); Verpflichtungskredit vom 16. Dezember 2025Cantonal AG● Accepted · 54.3% Yes

44.2% YesNo 55.8%

08.03.2026Bundesgesetz über die IndividualbesteuerungFederal● Accepted · 54.3% Yes

44.5% YesNo 55.5%

08.03.2026Volksinitiative «Für eine gerechte Energie- und Klimapolitik: Investieren für Wohlstand, Arbeit und Umwelt (Klimafonds-Initiative)»Federal● Rejected · 29.3% Yes

21.3% YesNo 78.7%

08.03.2026Volksinitiative «200 Franken sind genug! (SRG-Initiative)»Federal● Rejected · 38.1% Yes

42.8% YesNo 57.2%

08.03.2026Bargeldinitiative und Gegenvorschlag: StichfrageFederal● Rejected · 37.4% Yes

39.7% YesNo 60.3%

08.03.2026Bundesbeschluss über die schweizerische Währung und die Bargeldversorgung (Gegenvorschlag zur Bargeldinitiative)Federal● Accepted · 73.4% Yes

70.6% YesNo 29.4%

08.03.2026Volksinitiative «Ja zu einer unabhängigen, freien Schweizer Währung mit Münzen oder Banknoten (Bargeld ist Freiheit)»Federal● Rejected · 45.6% Yes

47.1% YesNo 52.9%

All federal votes →

Popular votes (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 31.08.2026

Politics

National Council election 2023

SVP36.1% · strongest party

SVP36.1%

Mitte21.5%

SP15.5%

FDP9.6%

GRÜNE7.6%

sd-t-17.02-NRW2023 2023 · Federal Statistical Office (FSO), retrieved 31.08.2026

Taxes 2026

ESTV

Municipal tax multiplier122%

Cantonal tax multiplier103%

122%AG range 48%127%

Tax rank 183 of 196 in canton Aargau

Tax burden

Single, 100'000 CHF gross income

13'699 CHF(13.7%)

Rank 179 of 196 in the canton · 760 of 2110 in Switzerland

Median canton 12'952 CHF · median Switzerland 15'290 CHF

Cheapest Oberwil-Lieli 9'753 CHF · most expensive Ammerswil 13'965 CHF

Income tax as % of gross income

100'000 CHF:13'699 CHF(~13.7%)

ObermumpfCanton range AargauSwitzerland median

Show data table

Gross income	Obermumpf	Aargau	Switzerland median
40'000	5.5%	3.8–5.6%	5.4%
50'000	7.5%	5.2–7.7%	7.8%
60'000	9.1%	6.4–9.3%	10.5%
70'000	10.5%	7.4–10.7%	11.9%
80'000	11.7%	8.2–11.9%	13.1%
90'000	12.6%	8.9–12.8%	14.1%
100'000	13.7%	9.8–14%	15.3%
110'000	14.7%	10.5–14.9%	16.3%
120'000	15.5%	11.2–15.8%	17.2%
130'000	16.2%	11.7–16.5%	18.1%
140'000	17%	12.4–17.3%	19%
150'000	17.7%	13–18%	19.7%
175'000	19.4%	14.4–19.7%	21.6%
200'000	20.8%	15.5–21.1%	23.2%
225'000	22.1%	16.6–22.4%	24.6%
250'000	23.2%	17.6–23.6%	25.8%
275'000	24.2%	18.4–24.5%	26.8%
300'000	24.9%	19.1–25.3%	27.4%

2026 · Federal Tax Administration (FTA), retrieved 31.08.2026

Climate

MeteoSwiss 1 km grid · 1991–2020

Annual mean temperature 1991–202010.2 °C

Precipitation 1991–20201'091 mm

10.2 °CCH range -5.5°14°

1991–2020 · MeteoSwiss, retrieved 28.08.2026

Terrain

swisstopo · DHM 40 m

Highest point

556 m

Mean elevation

460 m

Relief

238 m

Mean slope

12.5°

Flat share

21.9%

South-facing

9.5%

Above 2000 m

0.0%

Relief 238 m0 m3'847 m

Terrain figures cover the whole municipal territory (swisstopo swissALTIRegio) — not the settlement point. Slope and south-facing share are resolution-dependent and measured at 40 m.

swissALTIRegio 2026 · swisstopo, retrieved 28.08.2026

Solar potential

BFE

Roof potential

8.9 GWh/yr

Roofs + façades

11.4 GWh/yr

≈ households powered

2'000

9 GWh/yr01'133 GWh/yr

BFE solar factsheet ↗

Modelled roof and façade potential from the BFE solar model — the electricity these surfaces could produce, not installed capacity or what the municipality actually generates today. The household figure divides the roof potential by 4'500 kWh per year, ElCom’s reference household (consumption profile H4, a 5-room apartment).

Swiss Federal Office of Energy (SFOE), retrieved 31.08.2026

Electricity

ElCom · 2026

Tariff H4

27.89 Rp./kWh

Energy

11.4 Rp./kWh

Grid usage

12.23 Rp./kWh

Levies + grid surcharge

3.06 Rp./kWh

27.89 Rp./kWh9.6443.61

Canton median 27.73 Rp./kWhSwiss median 27.7 Rp./kWh

Network operator AEW Energie AG

ElCom tariff comparison ↗

How this is measured

Total household electricity price for ElCom consumption profile H4 — 4'500 kWh a year, a 5-room flat with electric stove and tumble dryer — standard product, excluding VAT, for the tariff year shown. Energy, grid usage, levies to public bodies and the federal grid surcharge are included. Canton and Swiss medians are ElCom's own published figures.

2026 · Federal Electricity Commission (ElCom), retrieved 28.08.2026

Housing

BFS

Vacancy rate

5.82 %

Avg. rooms

4.2

Dwellings

550

Built before 194623.6%

Built since 200120.9%

5.82 %0 %12 %

Vacancy rate from the BFS vacant-dwelling count (2025); building age and room count from the Buildings and Dwellings Statistics (2024). The average room count treats the ‘6 rooms or more’ class as 6, so it is a slight lower bound. The vacancy rate is volatile for small municipalities.

Buildings and Dwellings Statistics 2024 · Federal Statistical Office (FSO), retrieved 31.08.2026 · Vacant dwellings survey 2025 · Federal Statistical Office (FSO), retrieved 31.08.2026

Accessibility

ARE · NPVM

Major centrePT 49 min · Car 38 min

AgglomerationPT 24 min · Car 10 min

Remoteness 184/196 in canton

National Passenger Transport Model (NPVM) 2025 · Federal Office for Spatial Development (ARE), retrieved 28.08.2026

Municipality

Wikidata · CC0

Websiteobermumpf.ch ↗

Wikidata · continuously updated, retrieved 31.08.2026

Rankings

Largest municipalities1'090 #160 AG · #1404 CH Families & children18.1% #168 AG · #1657 CH Age structure19.9% #92 AG · #1263 CH Women share47.9% #178 AG · #1889 CH Foreign residents20.6% #104 AG · #803 CH Population density217/km² #150 AG · #980 CH Tax burden13'699 #181 AG · #762 CH Taxes122% #183 AG Warmest municipalities10.2 °C #24 AG · #353 CH Sunniest municipalities40.1% #127 AG · #1844 CH Rainiest municipalities1'091 mm #96 AG · #1156 CH Voter turnout48% #173 AG · #1861 CH Against Switzerland18% #62 AG · #708 CH Aligned with Switzerland82% #112 AG · #757 CH SVP strongholds36.1% #147 AG · #893 CH SP strongholds15.5% #56 AG · #893 CH Centre strongholds21.5% #7 AG · #466 CH FDP strongholds9.6% #153 AG · #1444 CH GLP strongholds3.5% #187 AG · #1494 CH Green strongholds7.6% #32 AG · #953 CH Largest by area5 km² #121 AG · #1548 CH Highest municipalities376 m #163 AG · #1978 CH Remotest municipalities49 min #184 AG · #1682 CH Best-connected municipalities49 min #18 AG · #444 CH Highest peaks556 m #135 AG · #1696 CH Highest-lying municipalities460 m #103 AG · #1666 CH Greatest vertical range238 m #79 AG · #1190 CH Steepest municipalities12.5° #15 AG · #728 CH Solar potential9 GWh #172 AG · #1630 CH Cheapest electricity27.89 Rp./kWh #138 AG · #1048 CH Most expensive electricity27.89 Rp./kWh #85 AG · #1086 CH

Postal codes (1)

swisstopo

4324

Obermumpf

Localities

swisstopo · 1

Obermumpf4324

Nearby municipalities

swisstopo

Frequently asked questions

What is the postal code of Obermumpf?: The postal code of Obermumpf is 4324.
What is the tax rate in Obermumpf?: The municipal tax multiplier of Obermumpf is 122% (2026); canton AG levies 103%.
How much tax do you pay in Obermumpf?: A single person without children pays about 13'699 CHF income tax in Obermumpf on 100'000 CHF gross income (federal, cantonal, municipal), rank 179 of 196 in canton AG. Source: ESTV (2026).
How many residents does Obermumpf have?: Obermumpf has 1'090 residents (2025).
How many foreign residents live in Obermumpf?: Obermumpf has 225 foreign residents, a share of 20.64% (2025).

Map

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