Which quarters belong to Kreis 6 in Zürich?

Kreis 6 contains 2 statistical quarters: Unterstrass, Oberstrass. Together they have 34'711 residents (BFS, 2024).

Does Kreis 6 have its own postal code?

No. City districts are a statistical and political subdivision of the municipality, while postal codes are delivery areas — the boundaries do not coincide.

Which numbers does Kreis 6 carry?

Kreis 6 carries district number 6; the municipality of Zürich has BFS municipality number 261. The district itself has no BFS number — its quarters carry BFS quarter codes that start with 261.

SwitzerlandZurichBezirk ZürichZurichCity district

Kreis 6

Zurich

Kreis 6 is one of 12 city districts of Zürich and covers 2 statistical quarters with 34'711 residents between them. The district sits between the municipality and the quarter — it is not a postal delivery area and does not line up with postal codes.

ZH CANTON MunicipalityZurich DistrictBezirk ZürichDistrict number6BFS municipality number261

Relief © swisstopo · TINITALY · geoland.at · LGL · IGN

The district in numbers

BFS · 2024

Residents: 34'711
Quarters: 2
Households: 16'739
Foreign: 30.1%

No median age is given for the district: a weighted mean of per-quarter medians is not a median. Median ages are shown per quarter.

STATPOP 2024 · Federal Statistical Office (FSO), retrieved 08.08.2026

Votes in Kreis 6

Counting-district results, as BFS publishes them

14.06.2026Änderung des Bundesgesetzes über den zivilen Ersatzdienst (Zivildienstgesetz, ZDG)Federal● Accepted · 52.5% Yes

32.4% YesNo 67.6%

14.06.2026Volksinitiative «Keine 10-Millionen-Schweiz! (Nachhaltigkeitsinitiative)»Federal● Rejected · 45.2% Yes

18.4% YesNo 81.6%

14.06.2026Kantonale Volksinitiative «Stopp Prämien-Schock: Für eine automatische Entlastung bei den Krankenkassenprämien»Cantonal ZH● Accepted · 53.1% Yes

38.9% YesNo 61.1%

14.06.2026C. Stichfrage: Welche der beiden Vorlagen soll in Kraft treten, falls sowohl die kantonale Volksinitiative als auch der Gegenvorschlag des Kantonsrates angenommen werden?Cantonal ZH● Rejected · 41.1% Yes

55.1% YesNo 44.9%

14.06.2026B. Gegenvorschlag des KantonsratesCantonal ZH● Accepted · 54.3% Yes

45.3% YesNo 54.7%

14.06.2026A. Kantonale Volksinitiative «Bezahlbare Wohnungen schützen. Leerkündigungen stoppen (Wohnschutz-Initiative)»Cantonal ZH● Rejected · 42.7% Yes

57.2% YesNo 42.8%

53.6% YesNo 46.4%

14.06.2026B. Gegenvorschlag des Kantonsrates vom 17. November 2025Cantonal ZH● Accepted · 57.9% Yes

49.5% YesNo 50.5%

14.06.2026A. Kantonale Volksinitiative für mehr günstige und gemeinnützige Wohnungen («Wohnungsinitiative»)Cantonal ZH● Rejected · 40.3% Yes

55.7% YesNo 44.3%

14.06.2026Kantonale Volksinitiative «Wohneigentum wieder ermöglichen (Wohneigentums-Initiative)»Cantonal ZH● Rejected · 25.1% Yes

14.8% YesNo 85.2%

All federal votes →

Volksabstimmungen (sd-t-17-02) 2026 · Federal Statistical Office (FSO), retrieved 19.09.2026

What a city district does not have

Zurich

Workplaces, climate, mobility and party strengths are published per municipality only — see Zurich. → Zurich
A city district has no tax rate of its own — the municipality of Zurich sets it. → Zurich

Electricity (municipality of Zurich)

ElCom · 2027 · BFE

Tariff H424.63 Rp./kWh

Roof potential1'133 GWh/yr

Per inhabitant2'571 kWh/yr

All energy rankings →

Housing (municipality of Zurich)

ARE

Second homes9 %

Health-insurance premiums

BAG · 2024

Premium regionRegion 1

Ø premium in canton Zurich411 CHF/mo

Estimate Switzerland 2026465.3 CHF/mo

Canton Zurich →Premiums explained →

Premiums are set per canton and premium region. This area lies in premium region 1 of canton Zurich. Shown is the average adult premium paid across the whole canton Zurich (2024, BAG) — a region-specific average is not available in the cantonal data.

Quarters in this district

BFS · 2

Unterstrass261061

24'141Residents

Median age: 37.3
Foreign: 29.6%

Oberstrass261063

10'570Residents

Median age: 39.4
Foreign: 31.3%

Postal codes in this district

Σ quarter shares · 3

No postal code belongs to a city district: PLZ are Swiss Post delivery areas and do not follow district borders. The percentage is the share of that PLZ’s area that lies inside Kreis 6 — the sum over its quarters.

800693.9%of this PLZ

via Oberstrass 64.8%, Unterstrass 29.1%

805770.4%of this PLZ

via Unterstrass 50.2%, Oberstrass 20.2%

80441.6%of this PLZ

via Oberstrass 1.6%

Which quarters belong to Kreis 6 in Zürich?: Kreis 6 contains 2 statistical quarters: Unterstrass, Oberstrass. Together they have 34'711 residents (BFS, 2024).
Does Kreis 6 have its own postal code?: No. City districts are a statistical and political subdivision of the municipality, while postal codes are delivery areas — the boundaries do not coincide.
Which numbers does Kreis 6 carry?: Kreis 6 carries district number 6; the municipality of Zürich has BFS municipality number 261. The district itself has no BFS number — its quarters carry BFS quarter codes that start with 261.

City districts exist only in Zürich (12) and Winterthur (7). No other Swiss municipality has this level.