Rustic land in Spain, municipality by municipality › Huesca
Bielsa
Huesca · Aragón · 202 km²
What rustic land in Bielsa allows and holds, for the municipality as a whole. For a particular plot, open it in the map: the report answers for that exact point.
Can you build a house on rustic land?
Aragón requires at least 1 ha for a new house on rustic land.
DL 1/2014, art. 34.2. A town plan can be stricter.
Plan in force: Plan General (a full town plan), from 2022. 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 one well or borehole in Bielsa. Its depth: 6 m. 3 springs are recorded.
Ground: 61% practically impermeable; 12% low permeability, local groundwater only; 10% karstic or fissured aquifer, medium productivity; 7.1% porous aquifer, high productivity; 5.2% porous aquifer, medium productivity.
Choosing where to drill takes a hydrogeologist.
What to watch for
- No mapped fire since 2016.
- No mapped flood zone (only studied rivers are mapped).
- 85% of the municipality is Natura 2000: new works need the region's consent.
- 9.7% of the municipality is a protected natural area, whose plan limits what can be done.
- Radon zone I: new and restored homes need radon protection by law.
- Basic seismic acceleration 0.1 g: new buildings need seismic design.
Living here
- 4G reaches 100% of homes; fibre 63%. Averages for the municipality.
- Rain: 1,246 mm a year (1971–2000), about 1,154 by 2041–2070.
- Summer highs: 17.9 °C, about 21.5 °C by 2041–2070.
- Frost days: 175 a year, about 134 by 2041–2070.
Around it
From IGME, MITECO, SNCZI, EFFIS, the SIU, the Building Code, NCSE-02, SETID and AdapteCCa; summarised 9 October 2026. Information, not a certificate: the town hall has the final word.