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.
3-bedroom, 2-bathroom penthouse of 168 m², built in 1995, energy rating D. Located on avenida Calouste Gulbenkian, São Mamede de Infesta e Senhora da Hora parish, Matosinhos municipality, Porto district. This penthouse features a private 15m² terrace with east-facing views, perfect for morning sun, and includes two dedicated parking spaces in the basement.
The valuation. The asking price of €355,000 sits significantly below the fair value of €498,338, indicating a remarkable opportunity where the property is underpriced by €143,338, or 40.4%. Buy-to-flip angle. The buy-to-flip strategy focuses on renovating the penthouse to enhance its appeal and potentially increasing the resale value by leveraging the high-quality materials utilized in its design. Buy-to-let angle. The estimated rental income of approximately €1,331 per month provides a gross yield of 4.5%, making this property a solid option for long-term investment and family rentals in a burgeoning suburban area.
Fair value modelled at €498,338 from the area baseline, adjusted for condition and location. Asking €355,000 sits €143,338 (40.4%) below — the upside to fair value.
Asking €355,000 versus the avenida Calouste Gulbenkian area baseline of €540,624 (€3,218/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 75/100 (Condition 70 · Materials 80 · Room dimensions 75). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 66/100 (Housing Market 65 · Amenities 60 · Economic 65 · Tenant Quality 70). Strong amenities and housing-market momentum support a premium to baseline.
avenida Calouste Gulbenkian
Area baseline €540,624 + condition +€1,050 + location +€29,912 = modelled fair value of €498,338 (€2,966/m²), a €143,338 (40.4%) gap versus the €355,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| avenida Calouste Gulbenkian | Subject | €355,000 | €2,113 | — | 70 | 66 |
| rua Daniel Filipe, 64 | Active | €364,000 | €3,221 | 52.4% | 75 | 74 |
| praça Pedra Verde | Active | €385,000 | €2,484 | 17.5% | 75 | 73 |
| rua de Vila Nova | Active | €333,000 | €2,281 | 7.9% | 65 | 71 |
| rua Direita do Viso, 560 | Active | €270,000 | €2,523 | 19.4% | 75 | 75 |
| Median comp | €348,500 | €2,504 | 18.5% | 75 | 74 |
Long-term rental The 3-bed penthouse in São Mamede de Infesta e Senhora da Hora is currently listed at €355,000, representing a significant 40.4% gap from its fair value of €498,338. With a gross yield of 4.5%, this property presents a solid opportunity for long-term rental income in a neighbourhood that shows potential for appreciation due to its proximity to Greater Porto. Family rental This property is ideal for family rentals, offering spacious living in a safe suburban environment while being within reach of employment opportunities in Greater Porto. Given its price point below fair value, families can benefit from relatively affordable housing in a neighbourhood scoring 66 out of 100 for desirability. Buy-and-hold Investing in this penthouse aligns well with a buy-and-hold strategy, as its subvalorizada status suggests strong future appreciation potential. The prime location and satisfactory condition of the property contribute positively to its long-term value retention and growth prospects in the rapidly developing Matosinhos area.
Potential Economic Fluctuation The economic stability score of 65/100 indicates a moderate risk of economic downturns that could affect rental income and property value stability.
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