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, 6-bathroom house of 513 m², energy rating B. Located São Félix da Marinha parish, Vila Nova de Gaia municipality, Porto district. Noteworthy Features: The property includes a spacious leisure room in the basement, complete with billiards and an enclosed area with a retractable roof for outdoor entertaining.
The valuation. The asking price of €1,400,000 sits below the fair value of €1,870,639, indicating a significant potential upside of €470,639 (33.6%). Verdict: underpriced. Buy-to-flip angle. Given the current undervaluation, a strategic remodel could capitalize on this property’s modern finishes and desirable location, potentially yielding a profitable resale in a thriving market. Buy-to-let angle. With an estimated gross yield of 2.6% and expected rental income of approximately €3,033/month, the property caters well to long-term family rentals, optimizing consistent cash flow within a desirable suburban setting.
Fair value modelled at €1,870,639 from the area baseline, adjusted for condition and location. Asking €1,400,000 sits €470,639 (33.6%) below — the upside to fair value.
Asking €1,400,000 versus the São Félix da Marinha, Vila Nova de Gaia, Porto area baseline of €1,246,077 (€2,429/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 82/100 (Condition 78 · Materials 85 · Room dimensions 80). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 74/100 (Housing Market 70 · Amenities 70 · Economic 80 · Tenant Quality 75). Strong amenities and housing-market momentum support a premium to baseline.
São Félix da Marinha, Vila Nova de Gaia, Porto
Area baseline €1,246,077 + condition +€58,514 + location +€158,726 = modelled fair value of €1,870,639 (€3,646/m²), a €470,639 (33.6%) gap versus the €1,400,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| São Félix da Marinha · 4ba93a | Subject | €1,400,000 | €2,729 | — | 78 | 74 |
| rua João Paulo II S / N | Active | €449,000 | €1,978 | 27.5% | 75 | 77 |
| São Félix da Marinha · 49b67a | Active | €890,000 | €1,679 | 38.5% | — | 71 |
| rua da Fitela | Active | €698,000 | €2,223 | 18.5% | 70 | 70 |
| rua Poeta Carlos Morais | Active | €540,000 | €1,392 | 49.0% | — | 74 |
| Median comp | €619,000 | €1,829 | 33.0% | 73 | 73 |
Long-term rental The 4-bed house in São Félix da Marinha, priced at €1,400,000, presents a 33.6% gap to its fair value of €1,870,639, indicating a favorable investment opportunity. Its gross yield of 2.6% in a suburban neighborhood with a safety rating of 74/100 makes it ideal for long-term tenants seeking proximity to Porto city center. Family rental A family-oriented rental strategy for this property capitalizes on the spacious 513m² layout and the location's accessibility to Porto. With a neighborhood condition rating of 82/100 and typical suburban safety, families will likely be attracted to this well-maintained home, justifying the investment despite the current market price. Buy-and-hold Investing in this property for a buy-and-hold strategy is supported by its substantial 33.6% undervaluation relative to fair value. As the housing demand in the area continues to grow, maintaining this asset will likely yield significant long-term appreciation, given its favorable condition and surrounding neighborhood amenities.
Tenant turnover risk The tenant stability score of 75/100 suggests potential fluctuations in occupancy, which could impact cash flow if turnover occurs more frequently than anticipated.
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