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.
2-bedroom, 2-bathroom duplex of 105 m², energy rating E. Located on rua Cidade de Portalegre, 4, Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Highlights: The interior features two distinct living rooms designed for multifunctional use, while the garage box's high ceiling allows for potential vertical storage solutions or additional vehicle accommodation.
The valuation. The asking price of €475,000 is significantly above the fair value of €389,957, representing an overpricing of €85,043 (21.8%). Such a premium is unjustified given the current market conditions and surrounding comparables. Buy-to-flip angle. A resale strategy could focus on quick renovations to modernize aspects of the property, aiming for a resale price that substantially surpasses the purchase price with minimal investment. Targeting first-time buyers would maximize demand in this competitive market. Buy-to-let angle. With an estimated gross yield of 3% (~€1,188/month), the rental income strategy would target families seeking long-term accommodation in suburban Greater Lisbon, leveraging the appealing neighborhood features and commuting access to Lisbon and Cascais for tenant retention.
Fair value modelled at €389,957 from 6 comparable sales in the area. Asking €475,000 sits €85,043 (21.8%) above — overpriced versus fair value.
Asking €475,000 versus the rua Cidade de Portalegre, 4 area baseline of €328,755 (€3,131/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 74/100 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 €328,755, adjusted for condition and micro-location, gives a modelled fair value of €389,957 (€3,714/m²), a €85,043 (21.8%) gap versus the €475,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Cidade de Portalegre, 4 | Subject | €475,000 | €4,524 | — | 72 | 72 |
| rua Domingos da Cunha, 2 | Active | €355,000 | €3,622 | 19.9% | 70 | 78 |
| rua Cidade de Coimbra, 23 | Active | €368,000 | €3,505 | 22.5% | 70 | 76 |
| Algueirão-Mem Martins · 162653 | Active | €355,000 | €3,381 | 25.3% | 74 | 77 |
| Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim · 96c127 | Active | €430,000 | €3,805 | 15.9% | 76 | 68 |
| Median comp | €361,500 | €3,564 | 21.2% | 72 | 77 |
Family rental Given the significant gap of 21.8% compared to the fair value, this property is overpriced at €475,000, potentially limiting returns for family rental purposes. The gross yield of 3% may not be attractive enough to justify the investment in a suburban area with moderate tenant quality. Long-term rental With a fair value estimating the property at €389,957, the current listing price suggests that it is overpriced, which can constrain profitability in a long-term rental strategy. The property’s 3% gross yield and the condition rating of 74/100 indicate modest potential, but the pricing diminishes its viability in the current rental market. Buy-and-hold As the property is overpriced by 21.8%, investing in this duplex under a buy-and-hold strategy may not yield adequate returns over time. The combination of a moderate gross yield of 3% and an inflated price points to an unfavorable long-term investment in a suburb with average economic and housing stability.
Economic Sensitivity Risk: With an economic stability score of 80/100, fluctuations in the market could still impact tenant demand, as indicated by the lower tenant stability score of 70/100, potentially leading to higher vacancy rates.
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