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. This property features a versatile ground floor room ideal for a home office and a sunny terrace, enhancing its appeal for families seeking practical living solutions.
The valuation. The asking price of €830,000 is significantly below the fair value of €1,173,832, creating a discrepancy of €343,832 or 41.4%. This property is accurately described as underpriced based on its true fair market valuation.
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 €1,150,800 (€4,110/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.
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.
São Domingos de Rana, Cascais, Lisbon
Area baseline €1,150,800 + 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.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| São Domingos de Rana · 937591 | Subject | €830,000 | €2,964 | — | 82 | 74 |
| rua Principal | Active | €680,000 | €3,977 | 34.2% | 70 | 73 |
| rua Principal | Active | €680,000 | €3,617 | 22.0% | 70 | 73 |
| União das Freguesias do Cacém e São Marcos · b4533e | Active | €285,000 | €1,188 | 59.9% | — | 66 |
| São Domingos de Rana · 001b75 | Active | €630,000 | €4,065 | 37.1% | — | 78 |
| Median comp | €655,000 | €3,797 | 28.1% | 70 | 73 |
Long-term rental The property offers a compelling opportunity for long-term rental with its fair value estimated at €1,173,832, indicating a potential capital appreciation of 41.4%. With a gross yield of 4.5%, it provides consistent income generation in a suburban area benefiting from good transit links to Lisbon. Family rental Given the 4-bed layout and decent condition rating of 84/100, this house is well-suited for family rentals in a suburb with good transport links. The property’s fair value far exceeds the listing price, suggesting a stable investment for families seeking residential options outside the city. Buy-and-hold With a fair value that significantly surpasses the listing, this property presents a solid buy-and-hold investment, poised for long-term appreciation. Its favorable location in a suburban area with access to Lisbon adds to the potential for value increase over time.
Economic Exposure The property faces a moderate risk due to the economic stability score of 70/100, indicating potential vulnerabilities in the local economy that could impact rental income.
