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, 1-bathroom apartment of 100 m², energy rating D. Located Algueirão-Mem Martins parish, Sintra municipality, Lisbon district. Noteworthy Features: The apartment is situated in a family-oriented building without condominium fees, providing a low-cost living environment while being close to public transport and local commerce.
The valuation. The asking price of €299,000 is significantly below the fair value of €366,497, representing an attractive opportunity at a 22.6% discount. This valuation reflects favorable market conditions for investors. Buy-to-flip angle. Implementing a buy-to-flip strategy, the property could be refurbished to enhance its appeal and subsequently listed for resale at a higher price, tapping into the potential profit of approximately €67,497. Buy-to-let angle. With a strong family rental market in Algueirão-Mem Martins, the property offers the potential for steady long-term rental income, despite current estimates suggesting a gross yield of 0%.
Fair value modelled at €366,497 from the area baseline, adjusted for condition and location. Asking €299,000 sits €67,497 (22.6%) below — the upside to fair value.
Asking €299,000 versus the Algueirão-Mem Martins, Sintra, Lisbon area baseline of €343,400 (€3,434/m²) for a median-condition unit of this size — the gap before quality adjustments.
AI Condition Index 72/100 (Condition 75 · Materials 70 · Room dimensions 72). Below-median condition lowers fair value versus a renovated baseline unit.
Neighbourhood score 70/100 (Housing Market 75 · Amenities 65 · Economic 80 · Tenant Quality 65). Strong amenities and housing-market momentum support a premium to baseline.
Algueirão-Mem Martins, Sintra, Lisbon
Area baseline €343,400 + condition -€4,375 + location +€27,472 = modelled fair value of €366,497 (€3,665/m²), a €67,497 (22.6%) gap versus the €299,000 asking price.
| Reference | Status | Price | €/m² | vs subject | Condition | Location |
|---|---|---|---|---|---|---|
| Algueirão-Mem Martins · 420203 | Subject | €299,000 | €2,990 | — | 75 | 70 |
| rua Ferreira Castro | Active | €299,500 | €2,995 | 0.2% | 72 | 66 |
| Rio de Mouro · 49b8bd | Active | €299,500 | €2,995 | 0.2% | 73 | 63 |
| Rio de Mouro · 49b7d7 | Active | €299,500 | €3,153 | 5.4% | 70 | 66 |
| Rio de Mouro · 49b7a0 | Active | €299,500 | €3,088 | 3.3% | 70 | 69 |
| Median comp | €299,500 | €3,042 | 1.7% | 71 | 66 |
Long-term rental This property in Algueirão-Mem Martins is currently listed at €299,000, which is 22.6% below its fair value of €366,497, indicating it is subpriced for long-term rentals. Given its proximity to Lisbon, the demand for stable, long-term housing can ensure consistent rental income despite its nonexistent gross yield. Family rental With its spacious 4-bed layout, this apartment caters well to families seeking affordable living space in the Lisbon region, making it a promising option for family rentals. The property’s fair value highlights its attractiveness for families that prioritize both size and location over yield. Buy-and-hold Investing in this property as a buy-and-hold opportunity offers the advantage of acquiring a home below its fair market value while capitalizing on future appreciation as the area develops. The solid residential quality and favorable location position this apartment well for long-term capital growth.
Tenant turnover risk A tenant stability score of 65 indicates potential challenges with tenant retention, which could lead to increased vacancy rates and associated costs.
