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, 2-bathroom penthouse of 167 m² on the 8th floor, built in 1993, energy rating D. Located on avenida Heróis da Liberdade, 30, Massamá e Monte Abraão parish, Sintra municipality, Lisbon district. Noteworthy Features: The living room features a cozy fireplace with heat recovery, and both terraces offer significant outdoor space with unobstructed views, enhancing the penthouse's appeal.
The valuation. The asking price of €415,000 is slightly below the fair value of €434,275, coming in at €19,275 (4.4%) under the estimated market rate. Verdict: fair.
Fair value modelled at €434,275 from 6 comparable sales in the area. Asking €415,000 sits €19,275 (4.4%) below — the upside to fair value.
Asking €415,000 versus the avenida Heróis da Liberdade, 30 area baseline of €322,620 (€1,932/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 75/100 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 €322,620, adjusted for condition and micro-location, gives a modelled fair value of €434,275 (€2,600/m²), a €19,275 (4.4%) gap versus the €415,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| avenida Heróis da Liberdade, 30 | Subject | €415,000 | €2,485 | — | 70 | 78 |
| rua Doutor Francisco Ribeiro Spínola, 75 | Active | €420,000 | €2,897 | 16.6% | 75 | 75 |
| Queluz e Belas · 6d5413 | Active | €130,000 | €1,040 | 58.1% | — | 73 |
| rua Bastos Nunes, 27 | Active | €250,000 | €1,506 | 39.4% | — | 78 |
| rua Odette de Saint-Maurice, 2 | Active | €410,000 | €3,154 | 26.9% | 72 | 76 |
| Median comp | €330,000 | €2,202 | 11.4% | 74 | 76 |
Long-term rental The 3-bed penthouse offers a good long-term rental yield of 3.8%, with the property being fairly priced relative to its fair value. The suburban location provides accessibility to urban resources, making it attractive to potential long-term tenants. Family rental This penthouse is positioned as a viable family rental option, backed by a neighborhood score of 78/100 which indicates a good environment for families. With a quality score of 75/100, the property meets essential family needs, despite being fairly priced in the current market. Buy-and-hold For investors considering a buy-and-hold strategy, this property is fairly priced at €415,000 against a fair value of €434,275, suggesting stable long-term performance. The appealing suburban location and decent neighborhood amenities provide a foundation for potential appreciation over time.
Economic Contraction Risk The economic stability score of 80 indicates a relatively robust economy, but any sudden downturn could impact tenant stability significantly given the lower score of 75, posing potential vacancy risks.
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Comparables, condition and location workings, yield and time-to-sell. Written up and emailed to you.
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