Postcode area · Basel · Basel-Stadt

4054 Basel (Basel): key figures

4054 Basel (postcode area in Basel) has 19,259 residents in 2025 across 1.9 km², or 9,979 people per km². By population, 4054 Basel ranks No. 7 of 11 postcode areas in Basel. Population: +3.7% between 2015 and 2025.

  • 19,259 residents
  • 1.9 km²
  • 9,979 people/km²

4054 Basel in numbers

Population
19,259
ranked 69 of 2,275
+3.7%between 2015 and 2025
2015–2025
Population density
9,979people/km²
ranked 14 of 2,275
Area
1.9km²
ranked 2,964 of 3,168
Share of foreign nationals
26.8%
ranked 644 of 2,040
Dwellings
11,109
ranked 62 of 3,164
Residential buildings
3,282
ranked 13 of 3,160
Dwellings in buildings built before 1946
51.5%
ranked 470 of 3,164

Key points

By population, 4054 Basel ranks No. 7 of 11 postcode areas in Basel.

Nationally, 4054 Basel ranks No. 69 of 2,275 postcode areas.

Population of 4054 Basel over time

18,40018,60018,80019,00019,20019,4002015202020232025
Population, 2015–2025

4054 Basel had 18,578 residents in 2015 and 19,259 in 2025.

YearPopulation
201518,578
202018,678
202318,826
202519,259

All indicators for 4054 Basel

Next to the value for 4054 Basel: all postcode areas of Basel, then of the whole country (totals for counts, weighted averages for rates).

4054 BaselNational medianHover over or tap a bar to see what it shows.

Housing

Indicator4054 BaselBaselSwitzerlandPosition?Rank in the areaRank in the country
Dwellings (2026)11,109––ranked 7 of 10ranked 62 of 3,164
Residential buildings (2026)3,282––ranked 1 of 10ranked 13 of 3,160
Dwellings in buildings built before 1946 (2026)51.5%37.1%23.2%ranked 2 of 10ranked 470 of 3,164
Dwellings in buildings built since 2001 (2026)3.8%8.8%23.6%ranked 8 of 10ranked 3,011 of 3,164
Share of detached houses among residential buildings (2026)54.6%36.5%63.5%ranked 2 of 10ranked 2,650 of 3,160

Energy

Indicator4054 BaselBaselSwitzerlandPosition?Rank in the areaRank in the country
Oil or gas heating systems (2026)59.0%43.6%56.2%ranked 2 of 10ranked 1,048 of 3,160
Heat pumps as main heating (2026)17.2%8.6%16.2%ranked 2 of 10ranked 1,121 of 3,160
Wood heating systems (2026)1.3%1.2%13.5%ranked 5 of 10ranked 3,028 of 3,160
District heating (2026)22.1%45.9%5.6%ranked 9 of 10ranked 119 of 3,160

Society

Indicator4054 BaselBaselSwitzerlandPosition?Rank in the areaRank in the country
Share of foreign nationals (2025)26.8%40.5%29.8%ranked 10 of 11ranked 644 of 2,040

Where is 4054 Basel?

Frequently asked questions

What is the population of 4054 Basel (Basel)?

4054 Basel has 19,259 residents in 2025. It covers 1.9 km², or 9,979 people per km².

Where is 4054 Basel?

4054 Basel (postcode area) is part of Basel, in Basel-Stadt.

What is the value of “Share of foreign nationals” in 4054 Basel?

Share of foreign nationals: 26.8% (2025), ranked 644 of 2,040 postcode areas in the country.

What is the value of “Dwellings” in 4054 Basel?

Dwellings: 11,109 (2026), ranked 62 of 3,164 postcode areas in the country.