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, 2-bathroom house of 116 m², built in 1970, energy rating D. Located Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Noteworthy features: This property includes a garage for secure parking and an outdoor space that can be transformed into a personalized leisure area despite its current lack of maintenance.
The valuation. The asking price of €460,000 is significantly below the fair value of €529,197, marking it as underpriced by €69,197 (13.1%). This presents a promising opportunity for investors. Buy-to-flip angle. The resale strategy involves minor renovations to enhance appeal and capitalize on the current market, allowing for a profitable flip at an estimated price reflecting the fair market value. Buy-to-let angle. The property is projected to generate a monthly rental income of approximately €1,188, resulting in a gross yield of 3.1%, making it a viable long-term investment for steady cash flow.
Fair value modelled at €529,197 from 3 comparable sales in the area. Asking €460,000 sits €69,197 (13.1%) below — the upside to fair value.
Asking €460,000 versus the Algueirão-Mem Martins, Sintra, Lisbon area baseline of €507,715 (€4,377/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 58/100 is below the parish average, reducing 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 €507,715, adjusted for condition and micro-location, gives a modelled fair value of €529,197 (€4,562/m²), a €69,197 (13.1%) gap versus the €460,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| Algueirão-Mem Martins · a80b81 | Subject | €460,000 | €3,966 | — | 60 | 75 |
| Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim · 99f504 | Active | €1,150,000 | €3,662 | 7.6% | — | 69 |
| Rio de Mouro · 956c12 | Active | €625,000 | €4,562 | 15.0% | 71 | 74 |
| rua Olival, 11 | Active | €1,040,000 | €5,073 | 27.9% | — | 75 |
| Median comp | €1,040,000 | €4,562 | 15.0% | 71 | 74 |
Long-term rental The property is strategically positioned in a suburb of Sintra, with its proximity to Lisbon facilitating easy access to the robust job market. The fair value being 13.1% higher than the listing price indicates a solid opportunity to generate reliable long-term rental income. Buy-and-hold Given the average condition score of 58/100 and a neighbourhood rating of 75/100, this property presents a moderately appealing investment for buy-and-hold strategies. Its current listing at €460,000, well below the fair value, provides a buffer against market fluctuations and future appreciation potential. Family rental The house is located in a safe and family-friendly suburban area, making it ideal for families looking for long-term housing options. With a gross yield of 3.1% and the property priced below fair market value, it holds strong potential as a family rental investment.
Economic Shift Risk: With both economic and tenant stability scores at 75/100, a significant downturn in the local economy could lead to increased vacancy rates and reduced rental income.
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