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.
5-bedroom, 3-bathroom house of 360 m², built in 1986, energy rating C. Located on rua de Santo António, 18, Santa Bárbara parish, Lourinhã municipality, Lisbon district. The property features a quaint outdoor annex with a rural kitchen, ideal for entertaining and al fresco dining, enhancing its appeal for families and gatherings.
The valuation. The asking price of €399,500 is significantly below the fair value of €685,918, indicating an undervalued opportunity by €286,418 (41.8%). This creates a strong incentive for potential investors seeking value.
Fair value modelled at €685,918 from 6 comparable sales in the area. Asking €399,500 sits €286,418 (41.8%) below — the upside to fair value.
Asking €399,500 versus the rua de Santo António, 18 area baseline of €555,651 (€1,543/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 74/100 is above the parish average, lifting fair value versus a typical-condition unit.
Recent nearby listings price above the wider parish average — a hyper-local premium distinct from the parish baseline.
Base gap of €555,651, adjusted for condition and micro-location, gives a modelled fair value of €685,918 (€1,905/m²), a €286,418 (41.8%) gap versus the €399,500 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| rua de Santo António, 18 | Subject | €399,500 | €1,110 | — | 75 | 56 |
| rua de Santo António | Active | €399,000 | €1,259 | 13.4% | 72 | 54 |
| rua da Serra, 8B | Active | €420,000 | €1,991 | 79.4% | 71 | 58 |
| rua José Artur Garcia Nobre, 2 | Active | €1,300,000 | €1,682 | 51.5% | 58 | 56 |
| Miragaia e Marteleira · be95df | Active | €650,000 | €2,444 | 120.2% | 75 | 59 |
| Median comp | €535,000 | €1,837 | 65.5% | 72 | 57 |
Buy-and-hold The property in Santa Bárbara, listed at €399,500, presents a substantial gap of 41.8% compared to its fair value of €685,918, indicating a compelling opportunity for long-term appreciation. With a gross yield of 6.7% and a decent condition score of 74/100, this investment is positioned for steady returns in a moderately evolving semi-rural area. Family rental Given the attractiveness of this 5-bed house for families, the 6.7% gross yield reflects a solid investment potential, especially considering the property is subvalorizada at €399,500 against a fair value of €685,918. The location's family-friendly attributes and reasonable condition score suggest a steady demand from families seeking more space in a semi-rural setting.
Economic Risk The property has a relatively low economic stability score of 55/100, indicating potential vulnerabilities in market conditions that could affect rental income. Tenant Stability Risk With a tenant stability score of 60/100, there may be a higher likelihood of tenant turnover, which could lead to increased vacancy rates and associated costs.
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