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.
4-bedroom, 3-bathroom penthouse of 280 m², energy rating D. Located Oeiras e São Julião da Barra, Paço de Arcos e Caxias parish, Oeiras municipality, Lisbon district. Noteworthy Features: The penthouse boasts a panoramic terrace providing complete ocean views, ensuring unparalleled natural light and a direct connection to all living areas, perfect for outdoor entertaining.
The valuation. The asking price of €1,200,000 sits €171,638 (14.3%) below the fair value of €1,371,638, indicating this property is underpriced.
Fair value modelled at €1,371,638 from the area baseline, adjusted for condition and location. Asking €1,200,000 sits €171,638 (14.3%) below — the upside to fair value.
Asking €1,200,000 versus the Oeiras e São Julião da Barra, Paço de Arcos e Caxias, Oeiras, Lisbon area baseline of €1,251,040 (€4,468/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 69/100 (Condition 70 · Materials 72 · Room dimensions 67). Below-median condition lowers fair value versus a renovated baseline unit.
Neighbourhood score 73/100 (Housing Market 78 · Amenities 70 · Economic 75 · Tenant Quality 68). Strong amenities and housing-market momentum support a premium to baseline.
Oeiras e São Julião da Barra, Paço de Arcos e Caxias, Oeiras, Lisbon
Area baseline €1,251,040 + condition -€28,438 + location +€117,955 = modelled fair value of €1,371,638 (€4,899/m²), a €171,638 (14.3%) gap versus the €1,200,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| Oeiras e São Julião da Barra, Paço de Arcos e Caxias · 23f4b5 | Subject | €1,200,000 | €4,286 | — | 70 | 73 |
| rua da Quinta das Palmeiras, 93 | Active | €655,000 | €3,308 | 22.8% | 54 | 64 |
| avenida Infante Dom Henrique, 14 | Active | €420,000 | €3,621 | 15.5% | 64 | 73 |
| Oeiras e São Julião da Barra, Paço de Arcos e Caxias · 262126 | Active | €515,000 | €4,153 | 3.1% | 72 | 69 |
| avenida Artur Cupertino de Miranda | Active | €545,000 | €3,449 | 19.5% | 66 | 74 |
| Median comp | €530,000 | €3,535 | 17.5% | 65 | 71 |
Long-term rental The property in Oeiras offers a fair value that is 14.3% higher than the asking price, indicating a potential for profitable long-term rental income. With a gross yield of 4.3% and a good condition score of 69/100, it can attract long-term tenants seeking quality accommodation in the Greater Lisbon area. Family rental Given its spacious 280m² layout and favorable neighbourhood rating of 73/100, this penthouse is well-suited for family rentals that require ample living space and amenities. The estimated fair value exceeding the listing price by 14.3% further substantiates the appeal to families looking for a secure and comfortable home environment. Buy-and-hold With a purchase price below its fair value of €1,371,638 by 14.3%, this penthouse presents a solid buy-and-hold investment opportunity. The combination of a stable yield of 4.3% and the growth potential from the robust economic backdrop of Greater Lisbon adds further attractiveness for long-term capital gains.
Tenant turnover risk The tenant stability score of 68/100 indicates a notable risk of potential frequent changes in tenants, which could lead to increased vacancy rates and associated costs.
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