Postcode area · Ersigen · Bern

3423 Ersigen (Ersigen): key figures

3423 Ersigen (postcode area in Ersigen) has 1,721 residents in 2025 across 8.7 km², or 198 people per km². Population: +2.2% between 2015 and 2025.

  • 1,721 residents
  • 8.7 km²
  • 198 people/km²

3423 Ersigen in numbers

Population
1,721
ranked 1,145 of 2,275
+2.2%between 2015 and 2025
2015–2025
Population density
198people/km²
ranked 1,395 of 2,275
Area
8.7km²
ranked 1,339 of 3,168
Share of foreign nationals
6.7%
ranked 1,941 of 2,040
Dwellings
832
ranked 1,324 of 3,164
Residential buildings
509
ranked 1,130 of 3,160
Dwellings in buildings built before 1946
36.2%
ranked 1,094 of 3,164

Key points

Nationally, 3423 Ersigen ranks No. 1,145 of 2,275 postcode areas.

Population of 3423 Ersigen over time

1,6751,7001,7251,7501,7752015202020232025
Population, 2015–2025

3423 Ersigen had 1,684 residents in 2015 and 1,721 in 2025.

YearPopulation
20151,684
20201,773
20231,742
20251,721

All indicators for 3423 Ersigen

Next to the value for 3423 Ersigen: all postcode areas of Ersigen, then of the whole country (totals for counts, weighted averages for rates).

3423 ErsigenNational medianHover over or tap a bar to see what it shows.

Housing

Indicator3423 ErsigenErsigenSwitzerlandPosition?Rank in the areaRank in the country
Dwellings (2026)832––ranked 1 of 2ranked 1,324 of 3,164
Residential buildings (2026)509––ranked 1 of 2ranked 1,130 of 3,160
Dwellings in buildings built before 1946 (2026)36.2%39.7%23.2%ranked 2 of 2ranked 1,094 of 3,164
Dwellings in buildings built since 2001 (2026)20.3%18.7%23.6%ranked 1 of 2ranked 1,707 of 3,164
Share of detached houses among residential buildings (2026)67.4%68.0%63.5%ranked 2 of 2ranked 1,807 of 3,160

Energy

Indicator3423 ErsigenErsigenSwitzerlandPosition?Rank in the areaRank in the country
Oil or gas heating systems (2026)46.2%44.1%56.2%ranked 1 of 2ranked 1,753 of 3,160
Heat pumps as main heating (2026)20.1%17.7%16.2%ranked 1 of 2ranked 893 of 3,160
Wood heating systems (2026)23.6%29.0%13.5%ranked 2 of 2ranked 1,081 of 3,160
District heating (2026)3.1%2.5%5.6%ranked 1 of 2ranked 902 of 3,160

Society

Indicator3423 ErsigenErsigenSwitzerlandPosition?Rank in the areaRank in the country
Share of foreign nationals (2025)6.7%6.7%29.8%ranked 1 of 2ranked 1,941 of 2,040

Where is 3423 Ersigen?

Other postcode areas in Ersigen

Postcode areas near 3423 Ersigen

Next in alphabetical order: 3424 Niederösch

The postcode areas of Ersigen

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Frequently asked questions

What is the population of 3423 Ersigen (Ersigen)?

3423 Ersigen has 1,721 residents in 2025. It covers 8.7 km², or 198 people per km².

Where is 3423 Ersigen?

3423 Ersigen (postcode area) is part of Ersigen, in Bern.

What is the value of “Share of foreign nationals” in 3423 Ersigen?

Share of foreign nationals: 6.7% (2025), ranked 1,941 of 2,040 postcode areas in the country.

What is the value of “Dwellings” in 3423 Ersigen?

Dwellings: 832 (2026), ranked 1,324 of 3,164 postcode areas in the country.