House in Serra e Mar, Mexilhoeira Grande
House in Serra e Mar, Mexilhoeira Grande — image 2House in Serra e Mar, Mexilhoeira Grande — image 3House in Serra e Mar, Mexilhoeira Grande — image 4House in Serra e Mar, Mexilhoeira Grande — image 5
Grade Avillamid-range

House in Serra e Mar, Mexilhoeira Grande

Portimão · Western Algarve ·

€780,000

Asking Price (EUR)

6.2%

True Net Yield (Owner, all-in)

4.3%

True Net Yield (Managed, all-in)

9.5%

True Gross Yield

45%

Occupancy

Projections — conservative (data maturing)

Our Airbnb calendar dataset started 1.8 months ago and is currently at 15% 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: €85,793/yr
Average Daily Rate: €526
+15.0% vs area baselinePortuguese-traditional style (+5%), Has pool (0%), Has view (+10%)
Payback Period: 11.3 years
5-yr Capital Value: €1.0M
10-yr Capital Value: €1.2M
Brixfox Score: 79.1 / 100
Comparable Properties: 6
Data Confidence: 66%
Search Radius: 4 km

True Investment Cost

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

€903,805

+15.9% over asking

Asking price€780,000
IMT — Property transfer tax (investment schedule)€46,800
IS — Stamp duty (0.8%)€6,240
Notary (escritura)€1,000
Property registry€250
Legal fees (~1.5%)€11,700
Total acquisition costs€65,990
Renovation (est. €55/m² × 323 m²)
Light touch-ups — paint, fixtures, deep clean.		€17,765
(€9,690–€25,840)
Furnishing & STR launch (4bd × €4500 base, mid-range tier)
Furniture, appliances, electronics, linens, AL licence setup, launch photography.		€40,050
All-in investment (incl. renovation & furnishing)€903,805

Gross yield (asking price)

11.0%

True gross yield (all-in)

9.5%

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: 3
Building: 323 m²
Land: 2600 m²
Style: portuguese-traditional
Condition: good
Year Built: 1978
Energy Certificate: C
Private Pool
View

AL Licence Status Unconfirmed

AL licence status unconfirmed — verify before purchase

Design Features

expansive outdoor living spacelarge private poolmature bougainvillea treesecluded rural setting

Score Breakdown

ROI
21.46
Visual Appeal
12.8
Ownership Security
13
Location
8.4
Land & Space
12
Rental Demand
4.47
Payback Speed
4
STR Suitability
3

Description

Step into a peaceful, private home in the heart of nature. Spread over 2,600m2, this south-facing property offers 3 bedrooms and 3 bathrooms, giving you and your family plenty of space for rest, relaxation and entertaining. There is a separate studio with an open plan layout and one bathroom. Currently, it is used as

Location

📍 37.1886°N, 8.5820°W

· Portimão, Algarve, Portugal

View on Marcela Propriedades →Also on Idealista.pt
Idealista.pt
Portimão / Western Algarve

House in Serra e Mar, Mexilhoeira Grande

Inventory
4 Beds
Bathrooms
3 Baths
Built Area
323 m²
Land Plot
2600 m²
Tenure
Freehold
Yield Curve Status

Grade A investment — short-term rental yields 7.5% net return annually.

Go to Source via Idealista.pt

The Investment

Brixfox Score79
GradeA
Brixfox Intelligence
79AExcellent
Score Breakdown
ROI & Yield87%
Capital Growth83%
Risk Profile80%
Market Demand79%

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
+12.4%
Per Year (5yr avg)
Annualized projected property value change based on historical area appreciation rates (5-year average).
Capital Growth
+4.9%
+$192K in 5yr (+25%)
Estimated monthly net income after deducting management fees, operating costs, and taxes.
ROI Nett Rental Income
7.5%
$5,300/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
13.3 yr
Rental only

Property details

Year built: 1978
Energy: C
Condition: good

Description

Step into a peaceful, private home in the heart of nature. Spread over 2,600m2, this south-facing property offers 3 bedrooms and 3 bathrooms, giving you and your family plenty of space for rest, relaxation and entertaining. There is a separate studio with an open plan layout and one bathroom. Currently, it is used as

Income Breakdown

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Nightly Rate (ADR)
$767/night
50% ($353)Brixfox estimate($767/night)200% ($1412)
Occupancy
45%
10%Brixfox estimate(45%)100%

Short-Term Rental

Yearly income
$63,604
Airbnb data$767/night · 45% occupancy
Rental income
$767/night · 45% occ.
$125,168
Running costs (20%)
Utilities, cleaning, maintenance
-$25,034
Income tax (10%)
Indonesian rental income tax
-$35,047
Property tax
Annual property tax
-$1,484
Net income
7.5% ROI
$63,604

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$847,826
IMT (transfer tax, investment schedule)$50,870
Imposto de Selo (stamp duty)$6,783
Notary & registration$1,359
Legal / due diligence$12,717
Total acquisition costs$71,728
Renovation (~$60/m²)
Light touch-ups — paint, fixtures, deep clean.		$19,310
($10,533–$28,087)
Furnishing & STR launch
4bd × $4,891 base + appliances, electronics, outdoor, licence, photography, linens.		$41,359
All-in investment$980,223

Gross yield (asking)

14.8%

True gross yield (all-in)

12.8%

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.

$6.1M$4.6M$3.1M$1.5M$0Yr 0Yr 5Yr 10Yr 15Yr 20Yr 25Yr 30Paid back2x ReturnToday: $780K
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 12: rental income alone has repaid the full purchase price.
2x return
Year 8: total gains (capital + rental) have doubled your initial investment.
Year 5
Capital Value
$949K
+22%
Rental Income
+$311K
Total Position
$1.3M
+61%
10.1%/yr
Year 10
Capital Value
$1.2M
+48%
Rental Income
+$671K
Total Position
$1.8M
+134%
8.9%/yr
Year 20
Capital Value
$1.7M
+119%
Rental Income
+$1.6M
Total Position
$3.3M
+321%
7.4%/yr
Year 30
Capital Value
$2.5M
+224%
Rental Income
+$2.8M
Total Position
$5.3M
+581%
6.6%/yr

Location

Portimão

Western Algarve, Approximate area

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Villa Scorecard

Location
Average
Emerging or secondary location
Rental Yield
Good
7.5% annual return
Occupancy
Weak
45% average occupancy
Nightly Rate
Strong
$706 per night
Visual Appeal
Good
7/10 instagrammability
Size & Space
Strong
2600 m² land area
Zoning
Average
STR zoning not confirmed
Tenure
Strong
Freehold ownership

Top Highlights

Premium nightly rate of $706 — positioned in the top tier
Generous 2600 m² land — room for expansion or amenities
Freehold ownership — maximum long-term security

Watch Out

Secondary location — rental demand may be lower than premium areas
Occupancy at 45% — factor in seasonal gaps

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

30% occ.
6.8%
$4,777/mo
40% occ.
9.1%
$6,410/mo
45% occ.
10.2%
$7,178/mo
current
55% occ.
12.5%
$8,811/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.