🇪🇸 Spanish Castilla-La Mancha (Castilian) genetics

A focused population profile of Castilians from Castilla-La Mancha, their central Iberian background, closest modern genetic matches, ancestry model, and World Genetics G25 heatmap.

📍 Region Castilla-La Mancha, central Spain

🗣️ Language Spanish / Castilian

🧬 Closest match Spanish Andalusia (Andalusian)

Who are Castilians from Castilla-La Mancha?

Castilians from Castilla-La Mancha come from central Spain, including provinces such as Toledo, Ciudad Real, Albacete, Cuenca, and Guadalajara. The region's history includes Roman Hispania, Visigothic and Islamic periods, the medieval Castilian frontier, La Mancha rural society, and modern central Spanish identity.

Spanish, historically Castilian, is the main language. Castilla-La Mancha sits between Madrid, Castile and Leon, Andalusia, Murcia, Valencia, and Aragon, making it a useful central Iberian comparison point.

As a genetic reference, Spanish Castilla-La Mancha Castilian is useful for comparison with Andalusian, Valencian, Catalan Terres de l'Ebre, Balearic Ibiza, Castile and Leon, Cantabrian, Galician, Madrid, and Murcian references.

What is Spanish Castilla-La Mancha (Castilian) DNA closest to?

In the World Genetics modern G25 comparison, the closest non-self match for Spanish Castilla-La Mancha (Castilian) is Spanish Andalusia (Andalusian). Other nearby references include Spanish Valencia (Valencian), Hispano-Puerto Rican, Spanish Valencia Alicante (Valencian), and Spanish Galicia (Galician). This gives the Spanish Castilla-La Mancha (Castilian) profile its nearest modern genetic context inside the current reference database.

Closest Matches

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What does Castilla-La Mancha ancestry look like?

The ancestry breakdown gives deeper component proportions, while closest matches show modern similarity. Castilla-La Mancha is best interpreted as a central Iberian Castilian profile, with Andalusian, Valencian, Castilian, Catalan-border, Galician, and Murcian references nearby.

Ancestral Breakdown

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Where is Castilla-La Mancha DNA closest on the map?

The heatmap should emphasize central Spain, Castilla-La Mancha, Andalusia, Valencia, Madrid, Castile and Leon, Murcia, and Catalonia's southern Ebro region.

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Color range Distance: 0.0–20.0

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Spanish Castilla-La Mancha (Castilian) Genetics FAQ

What populations are genetically closest to Spanish Castilla-La Mancha (Castilian)?

The closest non-self match in this World Genetics comparison is Spanish Andalusia (Andalusian). Other nearby references include Spanish Valencia (Valencian), Hispano-Puerto Rican, Spanish Valencia Alicante (Valencian), and Spanish Galicia (Galician).

Is Spanish Castilla-La Mancha (Castilian) DNA closest to Spanish Andalusia (Andalusian)?

In the current modern G25 reference set, Spanish Andalusia (Andalusian) is the closest listed match to the Spanish Castilla-La Mancha (Castilian) average after removing Spanish Castilla-La Mancha (Castilian) itself from the table.

What does the Spanish Castilla-La Mancha (Castilian) heatmap show?

The heatmap shows where modern reference populations are closer or farther from the Spanish Castilla-La Mancha (Castilian) G25 average, giving the closest-match results a geographic view.