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.
3-bedroom, 2-bathroom apartment of 103 m² on the 3rd floor, built in 1978, energy rating C. Located on rua Manuel de Arriaga, Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Noteworthy Features: The apartment includes a sunroom that enhances its spacious feel and offers delightful views of the surrounding area, adding to its charm and natural ambiance.
The valuation. The asking price of €399,900 is positioned significantly above the fair value of €360,091, indicating an overpricing of €39,809 (11.1%). This discrepancy suggests that potential buyers may want to negotiate downwards before proceeding.
Fair value modelled at €360,091 from 6 comparable sales in the area. Asking €399,900 sits €39,809 (11.1%) above — overpriced versus fair value.
Asking €399,900 versus the rua Manuel de Arriaga area baseline of €298,935 (€2,902/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 75/100 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 €298,935, adjusted for condition and micro-location, gives a modelled fair value of €360,091 (€3,496/m²), a €39,809 (11.1%) gap versus the €399,900 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Manuel de Arriaga | Subject | €399,900 | €3,883 | — | 72 | 72 |
| rua Senhora Fátima | Active | €415,000 | €3,487 | 10.2% | 72 | 67 |
| rua Adelino da Palma Carlos | Active | €395,000 | €3,591 | 7.5% | 75 | 61 |
| rua Cidade de Lagos, 17 | Active | €410,000 | €3,417 | 12.0% | 76 | 68 |
| avenida do Parque, 5 | Active | €375,000 | €3,505 | 9.7% | 72 | 69 |
| Median comp | €402,500 | €3,496 | 10.0% | 74 | 68 |
Long-term rental The property in Algueirão-Mem Martins, priced at €399,900, is not an attractive option for long-term rental due to its 11.1% gap from the fair value of €360,091. With a gross yield of only 3.6% and the property being overpriced, the investment does not align with typical rental market expectations. Family rental This three-bedroom apartment is less than ideal for family rental, with a listing price that exceeds the fair value, making it a questionable investment at €399,900. The gap of 11.1% from the fair value and modest yield indicate that families might seek better options elsewhere. Buy-and-hold Investing in this property as a buy-and-hold strategy is not advisable given that it is overpriced at €399,900, compared to a fair value of €360,091. The expected returns, with a gross yield of 3.6%, do not justify the current listing price in a region where tenant quality and amenities are limited. Not ideal for Short-term vacation rental, Luxury market, Student housing.
Economic and tenant fluctuations Both scores of 70/100 indicate potential risks related to economic downturns or tenant turnover, which could affect rental income stability.
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