Zalla
Zalla is in Spain; its population was 8,334 at the start of 2025. At the end of 2024, annual PM2.5 was 8 µg/m³.
Higher unemployment than 69% of Spanish cities that publish it and cleaner air than 73% of Spanish cities that publish it.
Who Zalla may suit
Relative profile scores use comparable published values. They are a decision aid, not a personal recommendation.
Population and city profile
| Metric | Value | Verified | Source |
|---|---|---|---|
| Population | 8,334 people | 2026-06-07Aging | Official sourceINE — Padrón municipal (t=2856, c3=ine5) Source-backed value |
Work and income
The unemployment rate was 5.4% in June 2026.
Published unemployment rates for cities in the same country.
| Metric | Value | Verified | Source |
|---|---|---|---|
| Gigabit broadband availability | 97.7711 % | 2026-07-15Aging | Official sourceSETELECO Cobertura Banda Ancha España 2021-2025 Source-backed value |
| Unemployment rate | 5.4 %country median 4.4% — 22% above | 2026-07-26Fresh | Independent sourceSEPE — registered unemployment by municipality, June 2026 Source-backed value |
Climate and air quality
Published monthly climate normals for this city.
Published monthly climate normals for this city.
Published monthly climate normals for this city.
City values from the published air-quality observations. WHO 2021 guidelines and EU limit values are published constants.
Published annual means from the same national measurement network.
| Metric | Value | Verified | Source |
|---|---|---|---|
| NO₂ — annual mean | 7 µg/m³ | 2026-08-012024 | Official sourceEEA air quality statistics — ES NO2 annual mean 2024 (station ZALLA) Source-backed value · nearest-station reading |
| PM10 — annual mean | 14 µg/m³ | 2026-08-012024 | Official sourceEEA air quality statistics — ES PM10 annual mean 2024 (station ZALLA) Source-backed value · nearest-station reading |
| PM2.5 — annual mean | 8 µg/m³country median 9.0 — 11% below | 2026-07-292024 | Official sourceEEA Air Quality Annual Statistics — Spain 2024 PM2.5 provenance repair Source-backed value |
| Average daytime high by month | Jan 13.5 · Feb 14.1 · Mar 16.6 · Apr 18 · May 21 · Jun 23.6 · Jul 25.5 · Aug 26.4 · Sep 24.6 · Oct 21.5 · Nov 16.5 · Dec 14.1 °C | 2026-07-311991 | Official sourceWMO Climatological Normals 1991-2020 — station BILBAO/AEROPUERTO Source-backed value · nearest-station reading |
| Average night-time low by month | Jan 5.4 · Feb 5.1 · Mar 6.7 · Apr 8.1 · May 11 · Jun 13.9 · Jul 16 · Aug 16.2 · Sep 14 · Oct 11.7 · Nov 8.3 · Dec 6.2 °C | 2026-07-311991 | Official sourceWMO Climatological Normals 1991-2020 — station BILBAO/AEROPUERTO Source-backed value · nearest-station reading |
| Average temperature by month | Jan 9.4 · Feb 9.6 · Mar 11.6 · Apr 13.1 · May 16 · Jun 18.8 · Jul 20.7 · Aug 21.3 · Sep 19.3 · Oct 16.6 · Nov 12.4 · Dec 10.1 °C | 2026-07-311991 | Official sourceWMO Climatological Normals 1991-2020 — station BILBAO/AEROPUERTO Source-backed value · nearest-station reading |
| Average precipitation by month | Jan 131.4 · Feb 108.7 · Mar 97.5 · Apr 96.6 · May 75.9 · Jun 58.2 · Jul 51.8 · Aug 52.7 · Sep 75 · Oct 111.6 · Nov 170.5 · Dec 124.8 mm | 2026-07-311991 | Official sourceWMO Climatological Normals 1991-2020 — station BILBAO/AEROPUERTO Source-backed value · nearest-station reading |
| Average sunshine by month | Jan 75.4 · Feb 89.3 · Mar 126.8 · Apr 137.8 · May 166.6 · Jun 168.4 · Jul 176.8 · Aug 173.8 · Sep 156.2 · Oct 121.4 · Nov 77.7 · Dec 73.8 hours | 2026-07-311991 | Official sourceWMO Climatological Normals 1991-2020 — station BILBAO/AEROPUERTO Source-backed value · nearest-station reading |
Mobility and administration
The nearest airport was BIO, 20.3 km away, with 35 listed destinations in June 2026. Gigabit broadband availability was 97.8% in June 2025.
| Metric | Value | Verified | Source |
|---|---|---|---|
| Destinations from nearest airport | 35 count | 2026-06-13Fresh | Official sourceOpenFlights — routes.dat Source-backed value |
| Nearest airport | BIO code | 2026-06-13Fresh | Official sourceOurAirports — airports.csv Source-backed value |
| Distance to nearest airport | 20.3 km | 2026-06-13Fresh | Official sourceOurAirports — airports.csv Source-backed value |
Common questions
Answered from the published values on this page, each with its source and date.
What is the unemployment rate in Zalla?
The unemployment rate is 5.4 %. Source: SEPE — registered unemployment by municipality, June 2026, checked 2026-07-26.
Is the air quality good in Zalla?
The annual PM2.5 mean is 8 µg/m³. The WHO 2021 guideline is 5 µg/m³ and the EU limit value is 25 µg/m³, so this reading is above the WHO guideline but within the EU limit. Source: EEA Air Quality Annual Statistics — Spain 2024 PM2.5 provenance repair, checked 2026-07-29.
How many people live in Zalla?
The published population is 8,334 people. Source: INE — Padrón municipal (t=2856, c3=ine5), checked 2026-06-07.
Cities of a similar size in Spain
Closest published populations, for a like-for-like comparison.
Sources
Spotted a number that looks wrong? Every value here carries its source and date — tell us what you found and we will re-check it against the source.