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 apartment of 485 m², built in 1987, energy rating E. Located on rua Doctor Prof. Joaquim Fontes, Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Noteworthy Feature: The attic offers multiple potential uses and is accessible both from inside the apartment and through its own entrance, enhancing versatility for family living or home office.
The valuation. The asking price of €350,000 is significantly below the fair value of €1,039,793, making this property subvalued by €689,793 (66.3%). This presents a compelling opportunity for prospective buyers.
Fair value modelled at €1,039,793 from 6 comparable sales in the area. Asking €350,000 sits €689,793 (66.3%) below — the upside to fair value.
Asking €350,000 versus the rua Doctor Prof. Joaquim Fontes area baseline of €866,360 (€1,786/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 65/100 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 €866,360, adjusted for condition and micro-location, gives a modelled fair value of €1,039,793 (€2,144/m²), a €689,793 (66.3%) gap versus the €350,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Doctor Prof. Joaquim Fontes | Subject | €350,000 | €722 | — | 65 | 76 |
| Algueirão-Mem Martins · 829067 | Active | €180,000 | €2,195 | 204.2% | — | 63 |
| Algueirão-Mem Martins · 3df42d | Active | €429,000 | €2,093 | 190.0% | 70 | 70 |
| rua Professor Rui Luís Gomes, 11 | Active | €300,000 | €1,240 | 71.8% | 62 | 69 |
| Algueirão-Mem Martins · f10be4 | Active | €450,000 | €2,647 | 266.8% | 72 | 67 |
| Median comp | €364,500 | €2,144 | 197.1% | 70 | 68 |
Long-term rental This property in Algueirão-Mem Martins is currently listed 66.3% below its fair value of €1,039,793, presenting a compelling long-term rental opportunity. With a strong neighborhood score of 76/100, the demand for long-term rentals is likely to remain stable due to the area's proximity to Greater Lisbon's metropolitan amenities. Buy-and-hold With the fair value significantly exceeding the listing price, this property represents a strategic buy-and-hold investment in a growing suburban market. The stable employment dynamics of the Greater Lisbon area enhance the long-term potential for value appreciation. Family rental The 4-bed apartment in Algueirão-Mem Martins stands to attract families due to its spacious layout and favorable neighborhood conditions. Given its listing price relative to fair value, this property can effectively cater to family tenants, further supported by the solid amenities in the Greater Lisbon area.
Economic Vulnerability The property may face challenges due to moderate economic stability at a score of 75/100, which could affect rental income stability and tenant retention.
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