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 house of 206 m², energy rating E. Located on rua da Calçada, Santo Isidoro parish, Mafra municipality, Lisbon district. Noteworthy Features: This villa features beautifully restored wooden beams and stone accents, contributing to its rustic charm while providing modern comfort throughout its spacious interiors.
The valuation. The asking price of €390,000 is positioned slightly below the fair value of €409,833, representing a difference of €19,833 (5.1%). This property is currently subpriced relative to its true market value.
Fair value modelled at €409,833 from the area baseline, adjusted for condition and location. Asking €390,000 sits €19,833 (5.1%) below — the upside to fair value.
Asking €390,000 versus the rua da Calçada area baseline of €684,332 (€3,322/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 73/100 (Condition 70 · Materials 75 · Room dimensions 72). Below-median condition lowers fair value versus a renovated baseline unit.
Neighbourhood score 56/100 (Housing Market 60 · Amenities 55 · Economic 50 · Tenant Quality 55). Strong amenities and housing-market momentum support a premium to baseline.
rua da Calçada
Area baseline €684,332 + condition -€8,047 + location +€9,794 = modelled fair value of €409,833 (€1,989/m²), a €19,833 (5.1%) gap versus the €390,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua da Calçada | Subject | €390,000 | €1,893 | — | 70 | 56 |
| rua António Casal Ribeiro, 5 | Active | €695,000 | €3,062 | 61.7% | 72 | 61 |
| rua do Vale Caeiro, 3 | Active | €560,000 | €2,569 | 35.7% | 85 | 53 |
| rua do Vale Caeiro, 3 | Active | €560,000 | €2,569 | 35.7% | 80 | 52 |
| Ericeira · 0dcd6d | Active | €560,000 | €2,995 | 58.2% | 80 | 59 |
| Median comp | €560,000 | €2,782 | 46.9% | 80 | 56 |
Long-term rental The property in Santo Isidoro, Mafra, presents an attractive long-term rental opportunity given its 5.9% gross yield and reasonable commuting access to Lisbon. With a fair value of €409,833, the current listing price of €390,000 is subvalued by 5.1%, making it a compelling choice for investors seeking stable cash flow and solid potential appreciation. Buy-and-hold This 3-bed house is an appealing buy-and-hold investment due to its subvalued listing price and favorable yield profile. With a fair value close to the listing price, investors can benefit from long-term market appreciation while enjoying consistent rental income in a suburban area with decent neighborhood amenities.
Economic and Tenant Instability The combined economic stability score of 50/100 and tenant stability score of 55/100 indicates a potential risk of fluctuating rental income and tenant turnover, which could impact overall investment returns.
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Comparables, condition and location workings, yield and time-to-sell. Written up and emailed to you.
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