Location information
PLZ 4051- Postal code
- 4051
- Place name
- Basel
- Municipality
- Basel
- Canton
- Basel-CityBS
- Language
- German (Deutsch)
- Area
- 1.5 km²
- City quarters
- Am Ring29.9%, Vorstädte29.8%, Grossbasel Altstadt27.1%, St.Alban5.5%, Gundeldingen5.0%, Bachletten2.7%
Geographic coordinates
swisstopo- Latitude
- 47.555100°
- Longitude
- 7.585000°
- Municipality key (BFS)
- 2701
About this postal code
Postal code 4051 serves the area of Basel in the canton of BS, Switzerland. The municipality is identified by the official key 2701. The primary language in this region is German.
City quarters
BFS · 2024Postal code 4051 Basel covers parts of several statistical city quarters — a postal code is a delivery area, not a single neighbourhood: Am Ring, Vorstädte, Grossbasel Altstadt, St.Alban, Gundeldingen & Bachletten.
Share by area of the postal-code perimeter that falls in each BFS statistical quarter (City Statistics cities only). Percentages are of the postal code, not of the quarter.
- residents
- 10'899
- Median age
- 41.8
- Foreign
- 41.1%
- residents
- 4'649
- Median age
- 45.4
- Foreign
- 42.9%
- residents
- 2'537
- Median age
- 47.8
- Foreign
- 32.1%
- residents
- 12'260
- Median age
- 43.7
- Foreign
- 38.4%
- residents
- 18'562
- Median age
- 39.7
- Foreign
- 42.8%
- residents
- 13'511
- Median age
- 45
- Foreign
- 23.9%
Localities
swisstopo · 1Taxes in Basel
ESTV · 2026Tax multipliers apply per municipality — shown for Basel.
Tax rank 3 of 3 in canton Basel-CityAccessibility (municipality of Basel)
ARE · NPVMElectricity (municipality of Basel)
ElCom · 2027 · BFEHealth-insurance premiums
BAG · 2024Premiums are set not per municipality but per canton and premium region. Shown is the average adult premium paid in canton Basel-City (2024, BAG) — it applies canton-wide, not to any single location.
Nearby postal codes
swisstopo- Where is postal code 4051?
- Postal code 4051 covers Basel in the municipality of Basel, canton BS.
- Which municipality does postal code 4051 belong to?
- Postal code 4051 belongs to Basel, canton BS.
- Which city quarters does postal code 4051 cover?
- Postal code 4051 covers parts of Am Ring (29.9%), Vorstädte (29.8%), Grossbasel Altstadt (27.1%), St.Alban (5.5%), Gundeldingen (5.0%), Bachletten (2.7%). No quarter belongs entirely to a postal code: the percentages are the share of the code's area that falls in each quarter.