La Unión, Murcia property and area FAQs

La Unión is situated in the Region of Murcia in the southeast of Spain. It has an elevation of 86 m. Its average annual temperature is 17 °C. It has balmy winters. The sun shines 320 days per year. La Unión is situated in one of the sunniest areas in Europe; this kind of climate makes possible the many leisure activities, popular fiestas, sports, and cultural activities that are held in the town. The town is linked by a regular train to Cartagena which allows views of the past industrial heritage of the area (lead, alum and silver mining) and the more modern occupations of agriculture and tourism. La Unión lies within the built-up area of Cartagena and is surrounded on all landward sides by the City of Cartagena.

La Unión’s current IGN settlement record contains 11 official population nuclei. The imported source records are dated through 2025-11-27. The entry explicitly marked as the municipal capital is La Unión, at a recorded elevation of approximately 111 metres. Other population-bearing nuclei in the extract include Portmán (959 residents in the cited settlement record), Roche Bajo (528 residents in the cited settlement record), Los Topares (393 residents in the cited settlement record), Los Huertas (384 residents in the cited settlement record), and Las Oliveras (126 residents in the cited settlement record). Nomenclátor entries describe settlement geography; they are not listing totals, neighbourhood boundaries or evidence of homes currently available for sale.

The rich mines of La Union provided most of the silver and lead needed by the Late Roman Republic, as it was studied by the archaeologist Eulalia Sintas Martínez.

The linked structured municipality record gives an area of 25.0 square kilometres for La Unión municipality. This is municipal geography, not a property-search radius.

The official municipality context used for La Unión has INE code 30041. That code prevents same-name municipalities in different provinces from being combined.

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

La Unión is shown within Murcia province. Province-level figures are explicitly labelled when a municipality-level series is unavailable.

The sourced municipality record gives a reference elevation of approximately 86 metres. Elevation can vary within the municipality and is not a property-specific measurement.

NLS resolves the municipality context through INE code 30041 and keeps the province label Murcia. Name-only fuzzy matching is not used to assign official market values.

The current IGN Nomenclátor extract records 11 official population nuclei for La Unión municipality. These are settlement records, not property listings.

The latest imported INE population for La Unión municipality is 20,754, for period 2023.

Across the first and latest points in the displayed INE series for La Unión municipality, recorded population changed by 7.7%. This describes the published series, not a forecast.

The latest imported INE household-income atlas value for La Unión municipality is €10,670 net income per person, for period 2023.

INE records an average age of 38.8 years for La Unión municipality, for period 2023.

The latest imported INE figure is 2.90 people per household for La Unión municipality, for period 2023.

INE records 14.6% of residents aged 65 or over for La Unión municipality, in period 2023.

The simple arithmetic mean across the 9 displayed population observations for La Unión municipality is 19,998 residents. It is calculated from the published points and is not a separate official benchmark.

The displayed series for La Unión municipality begins at 19,279 residents in 2015. This is the earliest point in the current imported series, not an estimate for an earlier period.

Within the 9 displayed observations for La Unión municipality, the highest population value is 20,754 residents in 2023.

The page uses 9 published observations for La Unión municipality, running from 2015 to 2023.

The current Consejo General del Notariado snapshot for La Unión municipality records €846 per square metre. It is completed-sale evidence, not an asking-price figure.

The current Notariado snapshot records an average completed sale price of €91,536 for La Unión municipality. An aggregate average is not a valuation of an individual home.

The price-informed transactions in the Notariado snapshot have an average recorded surface of 108 m² for La Unión municipality.

The published price measures use 334 price-informed sales from 356 total recorded transactions for La Unión municipality.

Within the same displayed series for Murcia, Región de, the lowest regional house-price index value is 88.9 index points in 2024Q3.

Within the 8 displayed observations for Murcia province, the highest registered sale-price benchmark value is €1,457 per m² in 2026Q2.

The simple arithmetic mean across the 8 displayed registered sale-price benchmark observations for Murcia province is €1,290 per m². It is calculated from the published points and is not a separate official benchmark.

Across the latest four displayed MITMA quarters, resale housing represents 97.7% of transactions for La Unión municipality.

The simple arithmetic mean across the 8 displayed regional house-price index observations for Murcia, Región de is 100.3 index points. It is calculated from the published points and is not a separate official benchmark.

Within the 8 displayed observations for Murcia, Región de, the highest regional house-price index value is 113.2 index points in 2026Q2.

Dirección General del Catastro records 4,601 buildings for La Unión municipality in the current imported extract. This is physical stock, not homes for sale.

The current Catastro building extract records 8,965 dwellings for La Unión 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 1,959 for La Unión municipality. Missing construction years are not imputed.

The current official administrative extract contains 1 energy certificates for La Unión municipality. Certificate count is registered coverage, not the total number of homes.

The 1990–2009 band contains 1,024 recorded buildings for La Unión municipality, representing 22.3% of the buildings included in the displayed age distribution.

The Catastro extract records 8,965 dwellings across 4,601 buildings for La Unión municipality, or approximately 1.95 dwellings per recorded building.

The 1950–1969 band contains 503 recorded buildings for La Unión municipality, representing 11.0% of the buildings included in the displayed age distribution.

Among the imported certificates for La Unión municipality, 0.0% are rated A, B or C. The share applies only to registered certificates in the dataset.

The Before 1950 band contains 1,691 recorded buildings for La Unión municipality, representing 36.8% of the buildings included in the displayed age distribution.

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