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.
5-bedroom, 3-bathroom house of 85 m², built in 1990, energy rating E. Located Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Noteworthy Features: The property includes an upper floor that offers significant potential for conversion, although it currently lacks legal residential licensing. Condition Note: Interior showcases high-quality finishes emphasizing recent updates.
The valuation. The asking price of €580,000 exceeds the fair value of €367,030 by €212,970, representing a 58.0% premium. This property is distinctly overpriced and does not present a value opportunity for savvy investors.
Fair value modelled at €367,030 from 6 comparable sales in the area. Asking €580,000 sits €212,970 (58.0%) above — overpriced versus fair value.
Asking €580,000 versus the Algueirão-Mem Martins, Sintra, Lisbon area baseline of €306,267 (€3,603/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 €306,267, adjusted for condition and micro-location, gives a modelled fair value of €367,030 (€4,318/m²), a €212,970 (58.0%) gap versus the €580,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| Algueirão-Mem Martins · e554a6 | Subject | €580,000 | €6,824 | — | — | 69 |
| Santa Maria e São Miguel, São Martinho e São Pedro de Penaferrim · dc15af | Active | €1,150,000 | €5,867 | 14.0% | 71 | 71 |
| Algueirão-Mem Martins · 875150 | Active | €620,000 | €3,851 | 43.6% | 70 | 63 |
| Rio de Mouro · 14423a | Active | €599,000 | €4,504 | 34.0% | 70 | 75 |
| rua dos Morés | Active | €650,000 | €3,988 | 41.6% | 78 | 68 |
| Median comp | €635,000 | €4,246 | 37.8% | 71 | 70 |
Long-term rental Given the current listing price of €580,000, which is 58% above the fair value of €367,030, the potential for long-term rental returns appears limited with a gross yield of 3.1%. Investors should be cautious as the property’s pricing does not justify the expected rental income against market norms. Family rental The property might seem suitable for family rental due to its size; however, the significant overpricing presents a considerable risk for families seeking affordable housing in the Algueirão-Mem Martins area. At €580,000, the house does not align with the fair market value, deterring potential tenants attracted by more competitively priced options. Buy-and-hold While buy-and-hold strategies typically benefit from market appreciation over time, the current price of €580,000 indicates that this property is overpriced relative to its fair value of €367,030. Investors may find that the anticipated return on investment could be negatively impacted by the significant gap in pricing, limiting long-term gains.
Moderate Economic and Tenant Risk: With both economic stability and tenant stability scores at 70/100, there is a moderate risk of fluctuating rental income due to potential economic downturns or tenant turnover.
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