Postcode area · Flumenthal · Solothurn

4534 Flumenthal (Flumenthal): key figures

4534 Flumenthal (postcode area in Flumenthal) has 1,016 residents in 2025 across 2.8 km², or 368 people per km². Population: +7.3% between 2015 and 2025.

  • 1,016 residents
  • 2.8 km²
  • 368 people/km²

4534 Flumenthal in numbers

Population
1,016
ranked 1,596 of 2,275
+7.3%between 2015 and 2025
2015–2025
Population density
368people/km²
ranked 922 of 2,275
Area
2.8km²
ranked 2,786 of 3,168
Share of foreign nationals
16.4%
ranked 1,388 of 2,040
Dwellings
542
ranked 1,800 of 3,164
Residential buildings
283
ranked 1,907 of 3,160
Dwellings in buildings built before 1946
30.6%
ranked 1,403 of 3,164

Key points

Nationally, 4534 Flumenthal ranks No. 1,596 of 2,275 postcode areas.

Population of 4534 Flumenthal over time

9259509751,0001,0251,0502015202020232025
Population, 2015–2025

4534 Flumenthal had 947 residents in 2015 and 1,016 in 2025.

YearPopulation
2015947
20201,039
20231,028
20251,016

All indicators for 4534 Flumenthal

Next to the value for 4534 Flumenthal: all postcode areas of Flumenthal, then of the whole country (totals for counts, weighted averages for rates).

4534 FlumenthalNational medianHover over or tap a bar to see what it shows.

Housing

Indicator4534 FlumenthalFlumenthalSwitzerlandPosition?Rank in the areaRank in the country
Dwellings (2026)542––ranked 1,800 of 3,164
Residential buildings (2026)283––ranked 1,907 of 3,160
Dwellings in buildings built before 1946 (2026)30.6%30.6%23.2%ranked 1,403 of 3,164
Dwellings in buildings built since 2001 (2026)14.4%14.4%23.6%ranked 2,247 of 3,164
Share of detached houses among residential buildings (2026)73.5%73.5%63.5%ranked 1,198 of 3,160

Energy

Indicator4534 FlumenthalFlumenthalSwitzerlandPosition?Rank in the areaRank in the country
Oil or gas heating systems (2026)63.5%63.5%56.2%ranked 832 of 3,160
Heat pumps as main heating (2026)20.3%20.3%16.2%ranked 878 of 3,160
Wood heating systems (2026)6.6%6.6%13.5%ranked 2,411 of 3,160
District heating (2026)0.4%0.4%5.6%ranked 1,913 of 3,160

Society

Indicator4534 FlumenthalFlumenthalSwitzerlandPosition?Rank in the areaRank in the country
Share of foreign nationals (2025)16.4%16.4%29.8%ranked 1,388 of 2,040

Where is 4534 Flumenthal?

Frequently asked questions

What is the population of 4534 Flumenthal (Flumenthal)?

4534 Flumenthal has 1,016 residents in 2025. It covers 2.8 km², or 368 people per km².

Where is 4534 Flumenthal?

4534 Flumenthal (postcode area) is part of Flumenthal, in Solothurn.

What is the value of “Share of foreign nationals” in 4534 Flumenthal?

Share of foreign nationals: 16.4% (2025), ranked 1,388 of 2,040 postcode areas in the country.

What is the value of “Dwellings” in 4534 Flumenthal?

Dwellings: 542 (2026), ranked 1,800 of 3,164 postcode areas in the country.