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Postal geography does not follow municipal borders — the locality Grossaffoltern extends over these municipalities:

Major centrePT 36 min · Car 31 min
Remotest municipalities →
Tariff H432.9 Rp./kWh
Roof potential40 GWh/yr
Per inhabitant13'230 kWh/yr
All energy rankings →
Second homes10.3 %
Premium regionRegion 2
Ø premium in canton Bern432 CHF/mo
Estimate Switzerland 2026465.3 CHF/mo

Premiums are set per canton and premium region. This area lies in premium region 2 of canton Bern. Shown is the average adult premium paid across the whole canton Bern (2024, BAG) — a region-specific average is not available in the cantonal data.

27.09.2026Popular Initiative 'Safeguard Swiss neutrality (Neutrality Initiative)'Federal● Rejected · 29.8% YesDistrict Verwaltungskreis Seeland: 28.7% Yes
26.0% YesNo 74.1%
27.09.2026Volksinitiative «Berner Bildungsinitiative»Cantonal BE● Rejected · 40.1% YesDistrict Verwaltungskreis Seeland: 32.6% Yes
34.4% YesNo 65.6%
14.06.2026Amendment to the Civilian Service ActFederal● Accepted · 52.5% YesDistrict Verwaltungskreis Seeland: 56.9% Yes
57.4% YesNo 42.6%
14.06.2026Popular initiative: 'No to Switzerland of 10 million! (Sustainability Initiative)'Federal● Rejected · 45.2% YesDistrict Verwaltungskreis Seeland: 53.4% Yes
51.8% YesNo 48.2%
14.06.2026Projektierungskredit für das Kunstmuseum Bern (Sanierung und Ersatzneubau)Cantonal BE● Rejected · 48.2% YesDistrict Verwaltungskreis Seeland: 39.5% Yes
40.1% YesNo 59.9%
08.03.2026Federal Act on Individual TaxationFederal● Accepted · 54.3% YesDistrict Verwaltungskreis Seeland: 51.0% Yes
51.6% YesNo 48.5%
08.03.2026Popular Initiative ‘For a fair energy and climate policy: Investing for prosperity, jobs and the environment (Climate Fund Initiative)’Federal● Rejected · 29.3% YesDistrict Verwaltungskreis Seeland: 22.9% Yes
22.1% YesNo 77.9%
08.03.2026Popular Initiative ‘200 francs is enough! (SBC Initiative)’Federal● Rejected · 38.1% YesDistrict Verwaltungskreis Seeland: 39.6% Yes
37.8% YesNo 62.2%
08.03.2026Cash Initiative and Counter-Proposal: Deciding QuestionFederal● Rejected · 37.4% YesDistrict Verwaltungskreis Seeland: 37.8% Yes
33.6% YesNo 66.4%
All federal votes →
Which municipality does Grossaffoltern belong to?
Grossaffoltern (BE) belongs to Grossaffoltern, Wengi. A locality can span several municipalities.
What is the postal code of Grossaffoltern?
Grossaffoltern has the postal code 3257.
Where is Grossaffoltern?
Grossaffoltern is in canton Bern, Switzerland. The map below shows its exact location.

Map

OpenStreetMap