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.
2-bedroom, 1-bathroom penthouse of 136 m² on the 7th floor, energy rating B. Located on avenida Duque de Loulé, Santo António parish, Lisbon municipality, Lisbon district. This penthouse features floor-to-ceiling windows that enhance the spaciousness and provide breathtaking, unobstructed 180-degree views of the Lisbon skyline and the Tagus River.
The valuation. The asking price of €725,000 is significantly below the fair value of €1,063,520, representing a discount of €338,520 (46.7%). This property is underpriced compared to its true market value.
Fair value modelled at €1,063,520 from the area baseline, adjusted for condition and location. Asking €725,000 sits €338,520 (46.7%) below — the upside to fair value.
Asking €725,000 versus the avenida Duque de Loulé area baseline of €961,928 (€7,073/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 83/100 (Condition 85 · Materials 90 · Room dimensions 78). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 85/100 (Housing Market 90 · Amenities 90 · Economic 90 · Tenant Quality 70). Strong amenities and housing-market momentum support a premium to baseline.
avenida Duque de Loulé
Area baseline €961,928 + condition +€17,000 + location +€128,520 = modelled fair value of €1,063,520 (€7,820/m²), a €338,520 (46.7%) gap versus the €725,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| avenida Duque de Loulé | Subject | €725,000 | €5,331 | — | 85 | 85 |
| rua Nelson de Barros | Active | €389,000 | €3,536 | 33.7% | 78 | 79 |
| largo do Rato | Active | €850,000 | €6,538 | 22.7% | 88 | 83 |
| Estrela · da4610 | Active | €320,000 | €1,928 | 63.8% | 75 | 84 |
| Beato · ba5bc3 | Active | €379,000 | €1,984 | 62.8% | 76 | 82 |
| Median comp | €384,000 | €2,760 | 48.2% | 77 | 83 |
Long-term rental The 2-bed penthouse in Santo António presents a compelling investment opportunity with a gross yield of 4.3%, indicating strong rental prospects in a thriving market. The neighborhood's high living condition rating of 83/100 further enhances tenant appeal, making it suitable for steady long-term income generation. Short-term vacation rental With a fair value of €1,063,520, the property is significantly underpriced, allowing for favorable returns from short-term rentals in a popular tourist destination. Its location in central Lisbon, complemented by an impressive neighborhood rating of 85/100, supports strong demand for vacation rentals, maximizing profitability potential. Buy-and-hold Acquiring this penthouse at €725,000, which is 46.7% below its fair value, represents a strategic buy-and-hold investment during a period of strong price appreciation in Lisbon. The combination of a low entry price and the area's solid economic fundamentals makes it a sound long-term investment. Not ideal for This property is not ideal for agricultural investment, industrial usage, or high-risk income streams, as its prime location and condition are better suited for residential rental strategies. Investors should focus on leveraging its strengths rather than pursuing unsuitable avenues.
Tenant turnover risk The tenant stability score of 70/100 indicates a moderate risk of turnover, potentially leading to increased vacancy rates and costs associated with finding new tenants.
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