Spain Administrative Divisions

What is the hierarchy of administrative divisions in Spain?

Spain operates on a 4‑level system starting with 19 autonomous communities, then provinces, after that regions, and municipalities as the smallest administrative units.

Here’s a breakdown of the hierarchy:

1. Autonomous Communities: Spain is divided into 19 autonomous communities.

2. Provinces: Autonomous Communities are subdivided into provinces.

3. Regions: Provinces are further subdivided into regions.

4. Municipalities: These are the smallest administrative units, often found within regions.

List of Spain's administrative divisions with their counts and names

These are the summarized administrative divisions. The full dataset is available in the Download Center.

isocountryadmin level 1admin level 2admin level 3admin level 4
ESSpainAndalusia (Autonomous Community)8 Provinces65 Regions786 Municipalities
ESSpainAragon (Autonomous Community)3 Provinces37 Regions734 Municipalities
ESSpainBalearic Islands (Autonomous Community)1 Province10 Regions67 Municipalities
ESSpainBasque Country (Autonomous Community)3 Provinces21 Regions256 Municipalities
ESSpainCanary Islands (Autonomous Community)2 Provinces8 Regions88 Municipalities
ESSpainCantabria (Autonomous Community)1 Province10 Regions103 Municipalities
ESSpainCastille and Leon (Autonomous Community)9 Provinces72 Regions2298 Municipalities
ESSpainCastille-La Mancha (Autonomous Community)5 Provinces35 Regions921 Municipalities
ESSpainCatalonia (Autonomous Community)4 Provinces46 Regions948 Municipalities
ESSpainCeuta (Autonomous City)1 ProvinceThis level doesn’t exist for this country.1 Municipality
ESSpainExtremadura (Autonomous Community)2 Provinces27 Regions388 Municipalities
ESSpainGalicia (Autonomous Community)4 Provinces53 Regions313 Municipalities
ESSpainLa Rioja (Autonomous Community)1 Province12 Regions175 Municipalities
ESSpainMadrid (Autonomous Community)1 Province6 Regions181 Municipalities
ESSpainMelilla (Autonomous City)1 ProvinceThis level doesn’t exist for this country.1 Municipality
ESSpainMurcia (Autonomous Community)1 Province12 Regions45 Municipalities
ESSpainNavarre (Autonomous Community)1 Province17 Regions288 Municipalities
ESSpainPrincipality of Asturias (Autonomous Community)1 Province9 Regions78 Municipalities
ESSpainValencian Community (Autonomous Community)3 Provinces35 Regions542 Municipalities

Why is building an Administrative Divisions Database complex?

The complexity arises from inconsistent global standards, frequent boundary changes, non-uniform naming conventions (e.g., “suburb” in Australia vs. “county” in the US), and variations in administrative levels across countries. Integrating and harmonizing data from multiple sources requires advanced normalization, versioning, and geospatial validation techniques.

How does GeoPostcodes solve the problem for you?

Our standardized database overcomes the complexity of different administrative division
systems worldwide. Our database follows a unified structure that you can integrate
seamlessly into your system or platform of choice without needing to become an expert in
each country’s unique administrative hierarchy.

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