Arenas de San Juan

Can you build a house on rustic land?

Castilla-La Mancha requires at least 1.5 ha for a new house on rustic land.

Other cases: 3 ha on protected rustic land.

Orden 4/2020, art. 5. A town plan can be stricter.

Plan in force: Plan General (a full town plan), from 2015. The region's planning viewer ↗

The national urban information system (SIU) maps the land class for 100% of the municipality.

Only the town hall can confirm it, in writing: ask for a certificado urbanístico.

Is there water?

IGME records 18 wells and boreholes in Arenas de San Juan. Half of the 16 with a depth found water at 12–50 m.

Ground: 71% karstic or fissured aquifer, medium productivity; 26% porous aquifer, high productivity.

Choosing where to drill takes a hydrogeologist.

What to watch for

• No mapped fire since 2016.
• 8.4% of the municipality lies in the 100-year flood zone; 9.5% in the 500-year one.
• 5.6% of the municipality is preferential flow zone, where new building is generally banned.
• Not a radon zone.

Living here

• 4G reaches 100% of homes; fibre 91%. Averages for the municipality.
• Rain: 327 mm a year (1971–2000), about 300 by 2041–2070.
• Summer highs: 32.8 °C, about 36.9 °C by 2041–2070.
• Frost days: 49 a year, about 27 by 2041–2070.

Around it

Las Labores · Villarta de San Juan · Puerto Lápice · Villarrubia de los Ojos · Daimiel