Detached house in Serra e Mar, Mexilhoeira Grande
Detached house in Serra e Mar, Mexilhoeira Grande — image 2Detached house in Serra e Mar, Mexilhoeira Grande — image 3Detached house in Serra e Mar, Mexilhoeira Grande — image 4Detached house in Serra e Mar, Mexilhoeira Grande — image 5
Grade Avillaluxury

Detached house in Serra e Mar, Mexilhoeira Grande

Portimão · Western Algarve ·

€1.4M

Asking Price (EUR)

5.8%

True Net Yield (Owner, all-in)

4.0%

True Net Yield (Managed, all-in)

8.9%

True Gross Yield

67%

Occupancy

Projections — conservative (data maturing)

Our Airbnb calendar dataset started 2.1 months ago and is currently at 17% maturity. Yields shown apply a conservative calibration (realised-ADR factor 0.75, occupancy cap 67%) that auto-fades to full fidelity by April 2027.

Projected Gross Revenue: €143,635/yr
Average Daily Rate: €590
+26.0% vs area baselineImage quality 8/10 (+3%), Portuguese-traditional style (+5%), Has pool (0%), Has view (+10%), Luxury finish (+8%)
Payback Period: 12.1 years
5-yr Capital Value: €1.8M
10-yr Capital Value: €2.2M
Brixfox Score: 81.4 / 100
Comparable Properties: 7
Data Confidence: 66%
Search Radius: 6 km

True Investment Cost

Portuguese transfer tax (IMT) + stamp duty (IS) + notary + registration + legal + renovation + full furnishing & STR launch setup.

€1.6M

+15.5% over asking

Asking price€1.4M
IMT — Property transfer tax (investment schedule)€105,000
IS — Stamp duty (0.8%)€11,200
Notary (escritura)€1,000
Property registry€250
Legal fees (~1.5%)€21,000
Total acquisition costs€138,450
Renovation (est. €55/m² × 292 m²)
Light touch-ups — paint, fixtures, deep clean.		€16,060
(€8,760–€23,360)
Furnishing & STR launch (4bd × €8000 base, luxury tier)
Furniture, appliances, electronics, linens, AL licence setup, launch photography.		€62,150
All-in investment (incl. renovation & furnishing)€1.6M

Gross yield (asking price)

10.3%

True gross yield (all-in)

8.9%

Estimates use Portugal's investment IMT schedule (non-permanent residence). Actual notary & legal vary; budget +€500–1,000 for surveyor, due-diligence and bank-mortgage fees if financing. Renovation cost is a heuristic on property condition × m² — verify with a site visit. Furnishing uses finish-level-tiered rates covering beds, living, kitchen, electronics, AL licence, linens & professional photography. Working capital (2-3 months operating buffer) not included.

Bedrooms: 4
Bathrooms: 4
Building: 292 m²
Land: 2500 m²
Style: portuguese-traditional
Condition: good
Year Built: 1985
Energy Certificate: E
Private Pool
View

AL Licence Status Unconfirmed

AL licence status unconfirmed — verify before purchase

Design Features

large covered terrace with wooden beamswicker pendant lightsinfinity-edge poolrustic outdoor furniture

Score Breakdown

ROI
20.52
Visual Appeal
14.8
Ownership Security
13
Location
8.4
Land & Space
12
Rental Demand
6.73
Payback Speed
3
STR Suitability
3

Description

**Excellent location in Portimão** Located in the Serra e Mar urbanisation, this villa offers the perfect balance between tranquillity and convenience. Just a few minutes´ drive from the centre of Portimão, you can enjoy the calm and privacy of this exclusive residential area, without giving up access to all the ameni

Location

📍 37.1904°N, 8.5805°W

· Portimão, Algarve, Portugal

View on Arabiscos, Mediação Imobiliária Lda →Also on Idealista.pt
Idealista.pt
Portimão / Western Algarve

Detached house in Serra e Mar, Mexilhoeira Grande

Inventory
4 Beds
Bathrooms
4 Baths
Built Area
292 m²
Land Plot
2500 m²
Tenure
Freehold
Yield Curve Status

Grade A investment — short-term rental yields 7.0% net return annually.

Go to Source via Idealista.pt

The Investment

Brixfox Score81
GradeA
Brixfox Intelligence
81AExcellent
Score Breakdown
ROI & Yield89%
Capital Growth85%
Risk Profile82%
Market Demand81%

The Brixfox Score is our proprietary AI-powered rating that evaluates rental ROI, capital appreciation potential, risk factors, and local market dynamics to give you a single investment quality metric.

Pro members get full score breakdown with AI recommendations
Average annual ROI over 5 years, combining both rental income and property value growth.
Total
+11.9%
Per Year (5yr avg)
Annualized projected property value change based on historical area appreciation rates (5-year average).
Capital Growth
+4.9%
+$345K in 5yr (+25%)
Estimated monthly net income after deducting management fees, operating costs, and taxes.
ROI Nett Rental Income
7.0%
$8,849/mo
Estimated time for the total investment value (equity + accumulated rent) to double.
100% Profit
8 yr
Combined
Number of years to fully recoup the initial purchase price using only net rental income.
Payback
14.3 yr
Rental only

Property details

Year built: 1985
Energy: E
Condition: good

Description

**Excellent location in Portimão** Located in the Serra e Mar urbanisation, this villa offers the perfect balance between tranquillity and convenience. Just a few minutes´ drive from the centre of Portimão, you can enjoy the calm and privacy of this exclusive residential area, without giving up access to all the ameni

Income Breakdown

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Nightly Rate (ADR)
$853/night
50% ($392)Brixfox estimate($853/night)200% ($1569)
Occupancy
67%
10%Brixfox estimate(67%)100%

Short-Term Rental

Yearly income
$106,193
Airbnb data$853/night · 67% occupancy
Rental income
$853/night · 67% occ.
$209,339
Running costs (20%)
Utilities, cleaning, maintenance
-$41,868
Income tax (10%)
Indonesian rental income tax
-$58,615
Property tax
Annual property tax
-$2,663
Net income
7.0% ROI
$106,193

Long-Term Rental

No long-term rental data available

Not enough comparable rentals in this area

True all-in investment

What the headline asking price actually costs once mandatory taxes, fees, renovation, and furnishing are added. Yields rebased onto this number — closer to what you'll really earn against what you'll really pay.

Asking price$1,521,739
IMT (transfer tax, investment schedule)$114,130
Imposto de Selo (stamp duty)$12,174
Notary & registration$1,359
Legal / due diligence$22,826
Total acquisition costs$150,489
Renovation (~$60/m²)
Light touch-ups — paint, fixtures, deep clean.		$17,457
($9,522–$25,391)
Furnishing & STR launch
4bd × $8,696 base + appliances, electronics, outdoor, licence, photography, linens.		$65,380
All-in investment$1,755,065

Gross yield (asking)

13.8%

True gross yield (all-in)

11.9%

Estimates use Portugal's standard transfer tax + typical legal/notary defaults. Verify with local counsel before committing — actual fees vary by deal structure.

Growth & Exit Strategy

How your investment grows over time

Freehold — 4%/yr appreciation in Portimão.

$10.6M$7.9M$5.3M$2.6M$0Yr 0Yr 5Yr 10Yr 15Yr 20Yr 25Yr 30Paid back2x ReturnToday: $1.4M
Capital appreciation
Property value growing at +4%/yr based on Portimão market trends.
Rental income
Cumulative net rental earnings collected over time, growing with annual revenue increases.
Total return
Capital value + rental income. Your actual total position if you sold and kept all rent.
Paid back
Year 13: rental income alone has repaid the full purchase price.
2x return
Year 9: total gains (capital + rental) have doubled your initial investment.
Year 5
Capital Value
$1.7M
+22%
Rental Income
+$519K
Total Position
$2.2M
+59%
9.7%/yr
Year 10
Capital Value
$2.1M
+48%
Rental Income
+$1.1M
Total Position
$3.2M
+128%
8.6%/yr
Year 20
Capital Value
$3.1M
+119%
Rental Income
+$2.6M
Total Position
$5.7M
+307%
7.3%/yr
Year 30
Capital Value
$4.5M
+224%
Rental Income
+$4.6M
Total Position
$9.2M
+556%
6.5%/yr

Location

Portimão

Western Algarve, Approximate area

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Villa Scorecard

Location
Average
Emerging or secondary location
Rental Yield
Good
7.0% annual return
Occupancy
Good
67% average occupancy
Nightly Rate
Strong
$785 per night
Visual Appeal
Strong
9/10 instagrammability
Size & Space
Strong
2500 m² land area
Zoning
Average
STR zoning not confirmed
Tenure
Strong
Freehold ownership

Top Highlights

Premium nightly rate of $785 — positioned in the top tier
Stunning visuals with 9/10 instagrammability — commands premium nightly rates
Generous 2500 m² land — room for expansion or amenities

Watch Out

Secondary location — rental demand may be lower than premium areas
STR zoning not confirmed — verify before purchasing for short-term rental use

This villa is a strong investment. High rental demand and good returns make it suitable for both active and passive investors.

Risks & What-If

What if occupancy changes?

Owner Managed scenario

47% occ.
6.6%
$8,357/mo
57% occ.
8.0%
$10,173/mo
67% occ.
9.5%
$11,989/mo
current
77% occ.
10.9%
$13,804/mo

Data Sources & Methodology

ROI calculations use verified Brixfox Intelligence rental data from a 12-month trailing window. Opex: 20% owner-managed, 45% fully-managed. Includes 10% Indonesian rental tax (PPh) and annual property tax (PBB). Market factors in Portugal may impact actual yields.