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 duplex of 175 m² on the 1st floor, built in 1989, energy rating E. Located on rua Joaquim Ereira, Cascais e Estoril parish, Cascais municipality, Lisbon district. Noteworthy Features: This duplex features energy-efficient technologies integrated into its modern design, along with private balconies for each bedroom, enhancing outdoor living space and natural light. Location Benefits: Positioned in a family-oriented neighborhood with immediate access to international schools and leisure activities, including golf courses and beach proximity. Overall Verdict: FAIR.
The valuation. The asking price of €800,000 sits €143,928 (18.0%) below the fair value of €943,928, indicating a subpriced opportunity in a desirable area. This offers potential for significant return on investment amidst a stable market.
Fair value modelled at €943,928 from the area baseline, adjusted for condition and location. Asking €800,000 sits €143,928 (18.0%) below — the upside to fair value.
Asking €800,000 versus the rua Joaquim Ereira area baseline of €835,975 (€4,777/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 79/100 (Condition 76 · Materials 82 · Room dimensions 80). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 69/100 (Housing Market 70 · Amenities 65 · Economic 70 · Tenant Quality 65). Strong amenities and housing-market momentum support a premium to baseline.
rua Joaquim Ereira
Area baseline €835,975 + condition +€12,031 + location +€65,822 = modelled fair value of €943,928 (€5,394/m²), a €143,928 (18.0%) gap versus the €800,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Joaquim Ereira | Subject | €800,000 | €4,571 | — | 76 | 69 |
| avenida Pádua | Active | €725,000 | €3,152 | 31.0% | 66 | 72 |
| avenida Infante D. Henrique | Active | €1,250,000 | €4,883 | 6.8% | 75 | 72 |
| rua das Romãzeiras | Active | €729,000 | €3,857 | 15.6% | 75 | 73 |
| avenida Senhora Monte da Saúde | Active | €919,000 | €4,274 | 6.5% | 72 | 71 |
| Median comp | €824,000 | €4,066 | 11.1% | 74 | 72 |
Long-term rental This property in Cascais e Estoril, listed at €800,000, presents an attractive opportunity as it is subvalued relative to its fair market value of €943,928. With a gross yield of 5.9%, this investment promises strong rental returns supported by the property’s favorable condition score of 79/100 in a well-connected suburban neighborhood. Commuter housing The strategic location of this duplex near Greater Lisbon offers appealing commuter housing options for residents seeking to escape the central city’s drawbacks while remaining close to urban amenities. Given its fair value of €943,928 and a significant gap of 18% compared to the listing price, this property could meet the rising demand for quality living spaces among commuting professionals. Buy-and-hold Acquiring this property for buy-and-hold purposes would leverage its subvalued position at €800,000, against a fair value of €943,928, ensuring potential equity appreciation over time. With a robust yield of 5.9%, the investment provides cash flow while likely benefiting from long-term appreciation in this desirable Cascais e Estoril location.
Potential tenant turnover: With a tenant stability score of 65/100, there is an increased risk of higher turnover rates, impacting rental income stability.
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