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 house of 240 m², energy rating A. Located on rua Primeiro de Maio, 4, Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim parish, Sintra municipality, Lisbon district. Noteworthy Features: The property boasts a closed garage with upper storage that enhances its practicality, while the cozy outdoor seating area is perfect for relaxation and social gatherings.
The valuation. The asking price of €870,000 is significantly below the fair value of €1,543,533, making this property underpriced by €673,533 (43.6%). This presents an excellent opportunity for investors seeking value. Buy-to-flip angle. Investors can utilize a buy-to-flip strategy by renovating this high-quality 4-bed home and capitalizing on its underpriced status, aiming for a profitable resale after improvements are made. Buy-to-let angle. With an estimated gross yield of 5.2%, renting the property at approximately €3,770 per month provides a stable income stream while benefiting from the strategic location near Lisbon, attracting potential tenants.
Fair value modelled at €1,543,533 from 6 comparable sales in the area. Asking €870,000 sits €673,533 (43.6%) below — the upside to fair value.
Asking €870,000 versus the rua Primeiro de Maio, 4 area baseline of €1,378,961 (€5,746/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 80/100 is above the parish average, lifting fair value versus a typical-condition unit.
Recent nearby listings price above the wider parish average — a hyper-local premium distinct from the parish baseline.
Base gap of €1,378,961, adjusted for condition and micro-location, gives a modelled fair value of €1,543,533 (€6,431/m²), a €673,533 (43.6%) gap versus the €870,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Primeiro de Maio, 4 | Subject | €870,000 | €3,625 | — | 75 | 74 |
| Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim · 96c3c3 | Active | €1,200,000 | €7,792 | 115.0% | 75 | 70 |
| Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim · 4a7e4e | Active | €795,000 | €4,492 | 23.9% | 83 | 70 |
| Alcabideche · 162663 | Active | €750,000 | €7,500 | 106.9% | 73 | 70 |
| rua Moinho Novo | Active | €1,810,000 | €9,005 | 148.4% | 80 | 73 |
| Median comp | €997,500 | €7,646 | 110.9% | 78 | 70 |
Long-term rental This 4-bed house in Sintra offers a strong long-term rental yield of 5.2%, making it an attractive option for landlords seeking stable income. Its proximity to Lisbon enhances its appeal, ensuring a steady demand from quality tenants. Family rental With a spacious layout of 240m², this property is perfectly suited for families, providing ample space and comfort. The solid condition rating of 80/100 further supports its potential as a desirable family rental in a well-rated neighborhood. Buy-and-hold The fair value of €1,543,533 highlights that this property is subvalorizada at its listing price of €870,000, making it a strategic buy for long-term appreciation. Given its favorable location and strong yield, holding onto this investment could yield significant returns over time. Not ideal for Given its market position, this property is not ideal for the luxury market or short-term vacation rentals. Its characteristics do not align with the high-end expectations of these sectors.
Economic Vulnerability The property may face challenges due to an economic stability score of 80/100, which, while relatively strong, still indicates potential fluctuations that could impact cash flow. Tenant Turnover Risk With a tenant stability score of 70/100, there is an elevated risk of turnover, which can lead to increased vacancy rates and additional costs associated with finding new tenants.
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Comparables, condition and location workings, yield and time-to-sell. Written up and emailed to you.
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