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, 6-bathroom apartment of 96 m², built in 1970, energy rating E. Located on rua João da Cruz Viegas S / N, Cascais e Estoril parish, Cascais municipality, Lisbon district. Noteworthy Features: The property includes an attic conversion offering versatile additional living space, perfect for use as a home office or leisure area, enhancing functionality. Renovation Quality: High-resistance floating flooring and new double-glazed windows ensure both durability and energy efficiency, making the home modern and comfortable.
The valuation. The asking price of €398,000 is significantly below fair value at €529,314, representing an underpricing of €131,314 (33.0%). This presents a compelling opportunity for prospective buyers looking for value in the current market.
Fair value modelled at €529,314 from the area baseline, adjusted for condition and location. Asking €398,000 sits €131,314 (33.0%) below — the upside to fair value.
Asking €398,000 versus the rua João da Cruz Viegas S / N area baseline of €458,592 (€4,777/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 82/100 (Condition 85 · Materials 80 · Room dimensions 78). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 73/100 (Housing Market 75 · Amenities 65 · Economic 80 · Tenant Quality 70). Strong amenities and housing-market momentum support a premium to baseline.
rua João da Cruz Viegas S / N
Area baseline €458,592 + condition +€10,500 + location +€43,710 = modelled fair value of €529,314 (€5,514/m²), a €131,314 (33.0%) gap versus the €398,000 asking price.
Long-term rental The 4-bedroom apartment in Cascais offers a robust gross yield of 6%, making it an attractive option for long-term rental investors. Given its fair value of €529,314, the property presents a compelling opportunity with a 33.0% gap to the market listing price of €398,000. Family rental With a spacious 96m² layout, the apartment suits families looking for quality living in a desirable neighborhood with low crime rates and access to amenities. The condition rating of 82/100 enhances its appeal, ensuring a comfortable and secure environment for family tenants. Buy-and-hold Acquiring this property for a buy-and-hold strategy can yield significant appreciation, as indicated by the substantial gap between the market listing and fair value. The location's proximity to Lisbon, combined with its favorable neighborhood scores, suggests strong future demand for rental properties in the area.
Tenant turnover risk The tenant stability score of 70/100 indicates a higher likelihood of tenant turnover, which could lead to increased vacancy rates and associated costs.
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Comparables, condition and location workings, yield and time-to-sell. Written up and emailed to you.
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