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

Semi-detached house in Serra e Mar, Mexilhoeira Grande

Portimão · Western Algarve ·

€940,000

Asking Price (EUR)

5.2%

True Net Yield (Owner, all-in)

3.6%

True Net Yield (Managed, all-in)

8.0%

True Gross Yield

45%

Occupancy

Projections — conservative (data maturing)

Our Airbnb calendar dataset started 2 months ago and is currently at 16% 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: €85,958/yr
Average Daily Rate: 527
+15.0% vs area baselinePortuguese-traditional style (+5%), Has pool (0%), Has view (+10%)
Payback Period: 13.6 years
5-yr Capital Value: €1.2M
10-yr Capital Value: €1.5M
Brixfox Score: 75.8 / 100
Comparable Properties: 6
Data Confidence: 67%
Search Radius: 4 km

True Investment Cost

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

€1.1M

+14.2% over asking

Asking price€940,000
IMT — Property transfer tax (investment schedule)€56,400
IS — Stamp duty (0.8%)€7,520
Notary (escritura)€1,000
Property registry€250
Legal fees (~1.5%)€14,100
Total acquisition costs€79,270
Renovation (est. €55/m² × 249)
Light touch-ups — paint, fixtures, deep clean.
€13,695
(€7,470€19,920)
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)€1.1M

Gross yield (asking price)

9.1%

True gross yield (all-in)

8.0%

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: 249
Land: 4180
Style: portuguese-traditional
Condition: good
Year Built: 1993
Energy Certificate: B-
Private Pool
View

AL Licence Status Unconfirmed

AL licence status unconfirmed — verify before purchase

Design Features

exposed wooden beamsterracotta floor tilesprivate pool with tiled edgebalcony with balustradefireplace

Score Breakdown

ROI
19.09
Visual Appeal
12.8
Ownership Security
13
Location
8.4
Land & Space
12
Rental Demand
4.47
Payback Speed
3
STR Suitability
3

Description

This charming property, set on a generous plot of land, is located in a peaceful urbanization north of Alvor, offering stunning mountain views and a tranquil atmosphere. Upon entering the villa, you are greeted by a spacious front porch with a covered sitting area overlooking the swimming pool and landscaped garden. Th

Location

📍 37.1889°N, 8.5823°W

· Portimão, Algarve, Portugal

Idealista.pt
Portimão / Western Algarve

Semi-detached house in Serra e Mar, Mexilhoeira Grande

Inventory
4 Beds
Bathrooms
3 Baths
Built Area
249 m²
Land Plot
4180 m²
Tenure
Freehold
Yield Curve Status

Grade A investment — short-term rental yields 6.2% net return annually.

Go to Source via Idealista.pt

The Investment

Brixfox Score76
GradeA
Brixfox Intelligence
76AExcellent
Score Breakdown
ROI & Yield84%
Capital Growth80%
Risk Profile77%
Market Demand76%

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
+11.1%
Per Year (5yr avg)
Annualized projected property value change based on historical area appreciation rates (5-year average).
Capital Growth
+4.9%
+$231K in 5yr (+25%)
Estimated monthly net income after deducting management fees, operating costs, and taxes.
ROI Nett Rental Income
6.2%
$5,257/mo
Estimated time for the total investment value (equity + accumulated rent) to double.
100% Profit
9 yr
Combined
Number of years to fully recoup the initial purchase price using only net rental income.
Payback
16.2 yr
Rental only

Property details

Year built: 1993
Energy: B-
Condition: good

Description

This charming property, set on a generous plot of land, is located in a peaceful urbanization north of Alvor, offering stunning mountain views and a tranquil atmosphere. Upon entering the villa, you are greeted by a spacious front porch with a covered sitting area overlooking the swimming pool and landscaped garden. Th

Income Breakdown

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Nightly Rate (ADR)
$764/night
50% ($352)Brixfox estimate($764/night)200% ($1407)
Occupancy
45%
10%Brixfox estimate(45%)100%

Short-Term Rental

Yearly income
$63,079
Airbnb data$764/night · 45% occupancy
Rental income
$764/night · 45% occ.
$124,743
Running costs (20%)
Utilities, cleaning, maintenance
-$24,949
Income tax (10%)
Indonesian rental income tax
-$34,928
Property tax
Annual property tax
-$1,788
Net income
6.2% ROI
$63,079

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$1,021,739
IMT (transfer tax, investment schedule)$61,304
Imposto de Selo (stamp duty)$8,174
Notary & registration$1,359
Legal / due diligence$15,326
Total acquisition costs$86,163
Renovation (~$60/m²)
Light touch-ups — paint, fixtures, deep clean.
$14,886
($8,120$21,652)
Furnishing & STR launch
4bd × $4,891 base + appliances, electronics, outdoor, licence, photography, linens.
$41,359
All-in investment$1,164,147

Gross yield (asking)

12.2%

True gross yield (all-in)

10.7%

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.

$6.7M$5.0M$3.3M$1.7M$0Yr 0Yr 5Yr 10Yr 15Yr 20Yr 25Yr 30Paid back2x ReturnToday: $940K
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 14: 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
$1.1M
+22%
Rental Income
+$308K
Total Position
$1.5M
+54%
9.1%/yr
Year 10
Capital Value
$1.4M
+48%
Rental Income
+$665K
Total Position
$2.1M
+119%
8.1%/yr
Year 20
Capital Value
$2.1M
+119%
Rental Income
+$1.6M
Total Position
$3.6M
+285%
7.0%/yr
Year 30
Capital Value
$3.0M
+224%
Rental Income
+$2.8M
Total Position
$5.8M
+518%
6.3%/yr

Location

Portimão

Western Algarve, Approximate area

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Villa Scorecard

Location
Average
Emerging or secondary location
Rental Yield
Good
6.2% annual return
Occupancy
Weak
45% average occupancy
Nightly Rate
Strong
$703 per night
Visual Appeal
Good
7/10 instagrammability
Size & Space
Strong
4180 m² land area
Zoning
Average
STR zoning not confirmed
Tenure
Strong
Freehold ownership

Top Highlights

Premium nightly rate of $703 — positioned in the top tier
Generous 4180 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.
5.6%
$4,734/mo
40% occ.
7.5%
$6,361/mo
45% occ.
8.4%
$7,128/mo
current
55% occ.
10.3%
$8,755/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.