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, 4-bathroom house of 280 m², built in 2026. Located São Domingos de Rana parish, Cascais municipality, Lisbon district. Noteworthy Features: This property boasts a versatile ground floor room ideal for an office and a large garage accommodating up to four vehicles, enhancing its practicality for families.
The valuation. The asking price of €830,000 is significantly below the fair value of €1,553,749, representing a difference of €723,749 (87.2%). This property is clearly underpriced and presents an attractive investment opportunity.
Fair value modelled at €1,173,832 from the area baseline, adjusted for condition and location. Asking €830,000 sits €343,832 (41.4%) below — the upside to fair value.
Asking €830,000 versus the São Domingos de Rana, Cascais, Lisbon area baseline of €1,039,080 (€3,711/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 84/100 (Condition 82 · Materials 87 · Room dimensions 85). Above-median finish quality lifts fair value versus a baseline unit needing CapEx. Full condition report →
Neighbourhood score 74/100 (Housing Market 70 · Amenities 65 · Economic 70 · Tenant Quality 80). Strong amenities and housing-market momentum support a premium to baseline. Full location report →
São Domingos de Rana, Cascais, Lisbon
Area baseline €1,039,080 + condition +€35,000 + location +€99,752 = modelled fair value of €1,173,832 (€4,192/m²), a €343,832 (41.4%) gap versus the €830,000 asking price.
Long-term rental The property in São Domingos de Rana presents a compelling opportunity for long-term rental investments given its attractive pricing at €830,000 compared to a fair value of €1,553,749, illustrating a significant gap of 87.2%. With a gross yield of 4.5% and a condition rating of 84/100, it stands as a solid option in a suburb well-connected to Lisbon. Family rental This 4-bed house is ideally suited for family rental, as evidenced by its spacious 280m² layout and favorable earnings potential given the fair value differential. The local transit options to Lisbon enhance its appeal for families seeking a balance of suburban comfort and city access. Buy-and-hold Investing in this property aligns well with a buy-and-hold strategy, especially considering the substantial disparity between its listing price and fair value suggests strong potential for capital appreciation. The good condition and neighborhood rating contribute to a positive outlook for long-term value retention and growth.
Economic Vulnerability The economic stability score of 70/100 indicates a moderate risk, suggesting potential fluctuations in the market could negatively impact rental income.
