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.
3-bedroom, 3-bathroom apartment of 225 m², built in 2019, energy rating D. Located on rua Rio das Grades, 89, Alcabideche parish, Cascais municipality, Lisbon district. Noteworthy Features: The apartment features three private balconies with optimal South and West sun exposure, enhancing outdoor living, while the gated community provides exclusive access to a seasonal swimming pool and playground.
The valuation. The asking price of €640,000 is substantially below the fair value of €924,097, representing a difference of €284,097 (44.4%). This property is clearly underpriced based on its condition and location.
Fair value modelled at €924,097 from the area baseline, adjusted for condition and location. Asking €640,000 sits €284,097 (44.4%) below — the upside to fair value.
Asking €640,000 versus the rua Rio das Grades, 89 area baseline of €961,650 (€4,274/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 79/100 (Condition 75 · Materials 80 · Room dimensions 80). Above-median finish quality lifts fair value versus a baseline unit needing CapEx.
Neighbourhood score 73/100 (Housing Market 78 · Amenities 70 · Economic 70 · Tenant Quality 75). Strong amenities and housing-market momentum support a premium to baseline.
rua Rio das Grades, 89
Area baseline €961,650 + condition +€12,305 + location +€76,818 = modelled fair value of €924,097 (€4,107/m²), a €284,097 (44.4%) gap versus the €640,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua Rio das Grades, 89 | Subject | €640,000 | €2,844 | — | 75 | 73 |
| rua Valentim Henrique, 248 | Active | €730,000 | €2,704 | 4.9% | 75 | 70 |
| jardim da Lomba | Active | €740,000 | €3,217 | 13.1% | 74 | 75 |
| estrada Ribeira, 511 | Active | €1,090,000 | €3,460 | 21.7% | 75 | 69 |
| estrada Ribeira, 511 | Active | €1,090,000 | €3,460 | 21.7% | 80 | 72 |
| Median comp | €915,000 | €3,339 | 17.4% | 75 | 71 |
Long-term rental The property in Alcabideche presents a favorable opportunity for long-term rental, with a fair value of €924,097 revealing a significant 44.4% gap that indicates it is underpriced at €640,000. With a gross yield of 4.4%, it stands to provide consistent returns while being situated in a suburban area with access to Lisbon's amenities and employment opportunities. Family rental This 3-bed apartment is well-suited for family rental due to its spacious 225m² layout, complementing the 44.4% gap to fair value that positions it as underpriced at €640,000. The neighborhood's decent condition rating of 73/100 further enhances its appeal for families seeking a quality living environment near Lisbon. Buy-and-hold With a fair value assessment of €924,097, the property exhibits a significant 44.4% gap, classified as underpriced at €640,000, making it an attractive buy-and-hold investment. Combining a 4.4% gross yield with favorable neighborhood metrics enhances the potential for both capital appreciation and stable rental income over time.
Economic Volatility Risk The property's economic stability score of 70/100 indicates potential vulnerabilities in the local economy that could affect rental demand. Tenant Turnover Risk With a tenant stability score of 75/100, there's a chance of increased turnover rates that might lead to vacancy and related expenses.
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