This listing includes AI condition scoring, neighbourhood intelligence, and market valuation data — giving you a complete picture before you visit. Compare rental yield, price per square metre, and location strength against the broader Portuguese market to assess whether this property fits your investment strategy.
5-bedroom, 5-bathroom house of 551 m², built in 2010. Located on rua Santo António, 540, Cascais e Estoril parish, Cascais municipality, Lisbon district. Noteworthy Features: The property includes an underwater-inspired bar with a fireplace and wine cellar, enhancing its appeal for entertaining in a luxurious setting. Location Advantage: Nestled between Monte Estoril and central Cascais, it offers tranquility yet easy access to vibrant amenities.
The valuation. The asking price of €2,600,000 is positioned 18.0% below the fair value of €3,068,464, indicating that the property is subvalued and presents an attractive investment opportunity.
Fair value modelled at €3,068,464 from the area baseline, adjusted for condition and location. Asking €2,600,000 sits €468,464 (18.0%) below — the upside to fair value.
Asking €2,600,000 versus the rua Santo António, 540 area baseline of €2,632,127 (€4,777/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 84/100 (Condition 80 · Materials 85 · Room dimensions 85). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 75/100 (Housing Market 80 · Amenities 75 · Economic 80 · Tenant Quality 70). Strong amenities and housing-market momentum support a premium to baseline.
rua Santo António, 540
Area baseline €2,632,127 + condition +€68,875 + location +€272,690 = modelled fair value of €3,068,464 (€5,569/m²), a €468,464 (18.0%) gap versus the €2,600,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Santo António, 540 | Subject | €2,600,000 | €4,719 | — | 80 | 75 |
| Alcabideche · 4a7d21 | Active | €1,100,000 | €4,247 | 10.0% | 80 | 61 |
| rua Santo António, 250 | Active | €949,500 | €4,869 | 3.2% | 78 | 77 |
| Alcabideche · 25f884 | Active | €3,500,000 | €4,118 | 12.7% | 88 | 74 |
| rua Pinheiros | Active | €1,390,000 | €4,894 | 3.7% | 74 | 74 |
| Median comp | €1,245,000 | €4,558 | 3.4% | 79 | 74 |
Long-term rental The property is well-positioned for long-term rental due to its proximity to Lisbon's amenities and job market, offering a yield of 5.1%. With a fair value of €3,068,464 showing an 18% gap against the listing price of €2,600,000, this investment presents a strong opportunity for consistent rental income. Family rental This spacious 5-bed house in a tranquil residential area is ideal for family rental, supported by good schooling options nearby. The current listing price, set at €2,600,000, significantly undercuts its fair value of €3,068,464, reflecting a notable investment appeal. Buy-and-hold With its advantageous location and solid condition rating of 84/100, the property represents a promising buy-and-hold investment strategy. The difference between the listing and fair value, showing an 18% potential upside, enhances the long-term capital growth prospects for this asset.
Economic Dependency Risk The economic stability score of 80 suggests a strong economy, but the tenant stability score of 70 indicates potential fluctuations in tenant retention that could impact rental income.
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