Aín, Castellón property and area FAQs

Aín is a town in eastern Spain, in the province of Castellón, part of the autonomous community of Valencia.

Aín’s current IGN settlement record contains 1 official population nucleus. The imported source records are dated through 2025-10-28. The entry explicitly marked as the municipal capital is Aín, at a recorded elevation of approximately 496 metres. Nomenclátor entries describe settlement geography; they are not listing totals, neighbourhood boundaries or evidence of homes currently available for sale.

It is home to a 13th-century castle.

The linked structured municipality record gives an area of 12.3 square kilometres for Aín municipality. This is municipal geography, not a property-search radius.

Yes. The structured municipality record includes an official website field. NLS treats that as identity context and not as property-market evidence.

The audited municipality record contains 0 additional named-place records for Aín municipality. This count describes geographic records, not neighbourhood boundaries or properties for sale.

Aín 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.

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

The latest imported INE population for Aín municipality is 132, for period 2023.

Across the first and latest points in the displayed INE series for Aín municipality, recorded population changed by 3.1%. This describes the published series, not a forecast.

The latest imported INE household-income atlas value for Aín municipality is €17,056 net income per person, for period 2023.

INE records an average age of 53.6 years for Aín municipality, for period 2023.

The latest imported INE figure is 1.80 people per household for Aín municipality, for period 2023.

Within the 9 displayed observations for Aín municipality, the highest population value is 136 residents in 2021.

The simple arithmetic mean across the 9 displayed population observations for Aín municipality is 131 residents. It is calculated from the published points and is not a separate official benchmark.

Registradores reports a foreign-buyer share of 31.0% for Comunitat Valenciana in 2026Q2. It is regional context, not a municipality estimate.

The displayed series for Comunitat Valenciana begins at 28.5% 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 Comunitat Valenciana, the highest regional foreign-buyer share value is 31.0% in 2026Q2.

Within the same displayed series for Comunitat Valenciana, the lowest regional foreign-buyer share value is 27.0% in 2025Q3.

From 2024Q3 to 2026Q2, the displayed regional house-price index value for Comunitat Valenciana changed by 23.8%. This is a historical comparison between two published points, not a forecast.

The page uses 8 published observations for Comunitat Valenciana, running from 2024Q3 to 2026Q2.

The displayed series for Aín municipality begins at 2 transactions in 2023Q3. This is the earliest point in the current imported series, not an estimate for an earlier period.

Dirección General del Catastro records 245 buildings for Aín municipality in the current imported extract. This is physical stock, not homes for sale.

The current Catastro building extract records 227 dwellings for Aín municipality. It should not be read as current sale inventory.

Across buildings with a recorded construction year, the Catastro extract gives an average year of 1,935 for Aín municipality. Missing construction years are not imputed.

The current official administrative extract contains 37 energy certificates for Aín municipality. Certificate count is registered coverage, not the total number of homes.

The Catastro extract records 227 dwellings across 245 buildings for Aín municipality, or approximately 0.93 dwellings per recorded building.

The 1950–1969 band contains 14 recorded buildings for Aín municipality, representing 5.7% of the buildings included in the displayed age distribution.

The largest recorded Catastro age band is Before 1950, with 150 buildings, or 61.5% of buildings that enter the displayed age distribution.

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