Gaztelu, Gipuzkoa property and area FAQs

Gaztelu is a village and municipality located in the province of Gipuzkoa, in the autonomous community of Basque Country, northern Spain.

For Gaztelu, the IGN Nomenclátor currently lists 1 official population nucleus. The imported source records are dated through 2025-12-03. The entry explicitly marked as the municipal capital is Gaztelu, at a recorded elevation of approximately 449 metres. Nomenclátor entries describe settlement geography; they are not listing totals, neighbourhood boundaries or evidence of homes currently available for sale.

The linked structured municipality record gives an area of 9.2 square kilometres for Gaztelu municipality. This is municipal geography, not a property-search radius.

Gaztelu is an official municipality in Gipuzkoa province, Spain. Its exact municipality identity is used for the official evidence on this page.

The official municipality context used for Gaztelu has INE code 20907. That code prevents same-name municipalities in different provinces from being combined.

Gaztelu is treated as an official municipality. The page is joined to institutional datasets by its five-digit INE identity, not by a loose name match.

The stated official-data scope is Gaztelu municipality. Current NLS listings use the property-search area itself, while official market and demographic measures keep their own published geography visible.

The linked structured record gives a municipal reference coordinate of 43.1164, -2.0228. It is not a listing coordinate, parcel boundary or search radius.

Dividing the INE population of 171 by the recorded municipal area of 9.2 km² gives approximately 18.7 residents per km² for Gaztelu municipality. This is a transparent calculation from the two cited values.

Gaztelu is in Gipuzkoa province. Province-level figures are explicitly labelled when a municipality-level series is unavailable.

The latest imported INE population for Gaztelu municipality is 171, for period 2023.

Across the first and latest points in the displayed INE series for Gaztelu municipality, recorded population changed by 8.2%. This describes the published series, not a forecast.

The latest imported INE household-income atlas value for Gaztelu municipality is €19,692 net income per person, for period 2023.

INE records an average age of 41.7 years for Gaztelu municipality, for period 2023.

From 2015 to 2023, the displayed population value for Gaztelu municipality changed by 8.2%. This is a historical comparison between two published points, not a forecast.

The displayed series for Gaztelu municipality begins at 158 residents in 2015. This is the earliest point in the current imported series, not an estimate for an earlier period.

INE records 18.7% of residents aged 65 or over for Gaztelu municipality, in period 2023.

The latest imported INE figure is 2.10 people per household for Gaztelu municipality, for period 2023.

The simple arithmetic mean across the 9 displayed population observations for Gaztelu municipality is 163 residents. It is calculated from the published points and is not a separate official benchmark.

The population figure uses INE period 2023. The page shows the period beside the value so it is not mistaken for a live counter.

Registradores reports a foreign-buyer share of 4.7% for País Vasco in 2026Q2. It is regional context, not a municipality estimate.

The displayed series for País Vasco begins at 3.8% in 2024Q3. This is the earliest point in the current imported series, not an estimate for an earlier period.

Within the 8 displayed observations for País Vasco, the highest regional foreign-buyer share value is 4.7% in 2026Q2.

Within the same displayed series for País Vasco, the lowest regional foreign-buyer share value is 3.5% in 2026Q1.

The displayed series for Gaztelu municipality begins at 1 transactions in 2023Q3. This is the earliest point in the current imported series, not an estimate for an earlier period.

Within the 8 displayed observations for País Vasco, the highest regional house-price index value is 109.3 index points in 2026Q2.

The displayed series for País Vasco begins at 91.0 index points in 2024Q3. This is the earliest point in the current imported series, not an estimate for an earlier period.

Across the latest four displayed MITMA quarters, resale housing represents 100.0% of transactions for Gaztelu municipality.

The simple arithmetic mean across the 8 displayed registered sale-price benchmark observations for Gipuzkoa province is €3,724 per m². It is calculated from the published points and is not a separate official benchmark.

The current eligible public inventory contains 0 listings for Gaztelu. The count excludes sold, withdrawn, expired, rejected, draft, private, off-market and feed-private records.