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, 3-bathroom house of 188 m², energy rating D. Located on rua Principal, São Domingos de Rana parish, Cascais municipality, Lisbon district. Noteworthy Features: The property includes a barbecue area with sink by the pool, enhancing outdoor entertainment options for gatherings and leisure activities throughout the year.
The valuation. The asking price of €680,000 is below the fair value of €758,916, representing a difference of €78,916 (11.6%). This property is subvalued and presents a unique opportunity for investment. Buy-to-flip angle. A buy-to-flip strategy could capitalize on needed cosmetic upgrades to increase resale value significantly, aiming for quick returns in a suburban Lisbon market with upward price trends. Buy-to-let angle. The rental income strategy, targeting families, may yield an estimated gross monthly income of €1,927, equating to a 3.4% yield, providing steady cash flow in a mixed neighborhood.
Fair value modelled at €758,916 from the area baseline, adjusted for condition and location. Asking €680,000 sits €78,916 (11.6%) below — the upside to fair value.
Asking €680,000 versus the rua Principal area baseline of €697,668 (€3,711/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 74/100 (Condition 70 · Materials 80 · Room dimensions 75). Below-median condition lowers fair value versus a renovated baseline unit.
Neighbourhood score 73/100 (Housing Market 80 · Amenities 70 · Economic 80 · Tenant Quality 60). Strong amenities and housing-market momentum support a premium to baseline.
rua Principal
Area baseline €697,668 + condition -€2,938 + location +€64,185 = modelled fair value of €758,916 (€4,037/m²), a €78,916 (11.6%) gap versus the €680,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Principal | Subject | €680,000 | €3,617 | — | 70 | 73 |
| rua Principal | Active | €680,000 | €3,977 | 9.9% | 70 | 73 |
| rua Natália Correia | Active | €1,075,000 | €3,981 | 10.1% | 72 | 69 |
| Carcavelos e Parede · 00186b | Active | €820,000 | €4,530 | 25.3% | 70 | 69 |
| estrada Ribeira da Lage S / N | Active | €750,000 | €3,191 | 11.8% | 70 | 68 |
| Median comp | €785,000 | €3,979 | 10.0% | 70 | 69 |
Long-term rental The property in São Domingos de Rana provides a solid opportunity for long-term rental investment, exhibiting an 11.6% gap from its fair value of €758,916. With a gross yield of 3.4% and a decent neighborhood rating of 73/100, it suggests stable demand and tenant quality in the suburban area. Family rental Given its spacious layout of 188m² and proximity to amenities, this 4-bedroom house is well-suited for family rental strategies. The property is currently priced at €680,000, which is below its fair value, making it an attractive option for families seeking reliable housing in a good neighborhood. Buy-and-hold Investing in this property as a buy-and-hold strategy is appealing due to its pricing at €680,000 compared to a fair value of €758,916, indicating room for appreciation. The moderate population density in Cascais enhances the potential for long-term capital growth while providing a sustainable rental yield of 3.4%.
Tenant turnover risk With a tenant stability score of 60/100, there is a higher likelihood of turnover, which could lead to increased vacancy rates and potential loss of rental income.
