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 Avillamid-range

Detached house in Serra e Mar, Mexilhoeira Grande

Portimão · Western Algarve ·

€880,000

Asking Price (EUR)

5.7%

True Net Yield (Owner, all-in)

3.9%

True Net Yield (Managed, all-in)

8.7%

True Gross Yield

45%

Occupancy

Projections — conservative (data maturing)

Our Airbnb calendar dataset started 2 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: €88,645/yr
Average Daily Rate: €544
+15.0% vs area baselinePortuguese-traditional style (+5%), Has pool (0%), Has view (+10%)
Payback Period: 12.4 years
5-yr Capital Value: €1.2M
10-yr Capital Value: €1.4M
Brixfox Score: 76.9 / 100
Comparable Properties: 5
Data Confidence: 66%
Search Radius: 3 km

True Investment Cost

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

€1.0M

+15.4% over asking

Asking price€880,000
IMT — Property transfer tax (investment schedule)€52,800
IS — Stamp duty (0.8%)€7,040
Notary (escritura)€1,000
Property registry€250
Legal fees (~1.5%)€13,200
Total acquisition costs€74,290
Renovation (est. €55/m² × 290 m²)
Light touch-ups — paint, fixtures, deep clean.		€15,950
(€8,700–€23,200)
Furnishing & STR launch (5bd × €4500 base, mid-range tier)
Furniture, appliances, electronics, linens, AL licence setup, launch photography.		€45,400
All-in investment (incl. renovation & furnishing)€1.0M

Gross yield (asking price)

10.1%

True gross yield (all-in)

8.7%

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: 5
Bathrooms: 4
Building: 290 m²
Land: 4000 m²
Style: portuguese-traditional
Condition: good
Energy Certificate: D
Private Pool
View

AL Licence Status Unconfirmed

AL licence status unconfirmed — verify before purchase

Design Features

curved covered patiocobblestone driveway and patio areasmature fruit trees

Score Breakdown

ROI
20.23
Visual Appeal
12.8
Ownership Security
13
Location
8.4
Land & Space
12
Rental Demand
4.46
Payback Speed
3
STR Suitability
3

Description

A family house very well located on the outskirts of Portimão, in a very quiet neighborhood. This house is located on a 4000m2 plot surrounded by trees and natural vegetation. the house consists of 5 bedrooms, 4 bathrooms and many other rooms, allowing the creation of other spaces inside. The property also has a garage

Location

📍 37.1852°N, 8.5814°W

· Portimão, Algarve, Portugal

View on ERA Portimão/Praia da Rocha →Also on Idealista.pt
Idealista.pt
Portimão / Western Algarve

Detached house in Serra e Mar, Mexilhoeira Grande

Inventory
5 Beds
Bathrooms
4 Baths
Built Area
290 m²
Land Plot
4000 m²
Tenure
Freehold
Yield Curve Status

Grade A investment — short-term rental yields 6.8% net return annually.

Go to Source via Idealista.pt

The Investment

Brixfox Score77
GradeA
Brixfox Intelligence
77AExcellent
Score Breakdown
ROI & Yield85%
Capital Growth81%
Risk Profile78%
Market Demand77%

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
+11.7%
Per Year (5yr avg)
Annualized projected property value change based on historical area appreciation rates (5-year average).
Capital Growth
+4.9%
+$217K in 5yr (+25%)
Estimated monthly net income after deducting management fees, operating costs, and taxes.
ROI Nett Rental Income
6.8%
$5,428/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
14.7 yr
Rental only

Property details

Energy: D
Condition: good

Description

A family house very well located on the outskirts of Portimão, in a very quiet neighborhood. This house is located on a 4000m2 plot surrounded by trees and natural vegetation. the house consists of 5 bedrooms, 4 bathrooms and many other rooms, allowing the creation of other spaces inside. The property also has a garage

Income Breakdown

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Nightly Rate (ADR)
$789/night
50% ($363)Brixfox estimate($789/night)200% ($1452)
Occupancy
45%
10%Brixfox estimate(45%)100%

Short-Term Rental

Yearly income
$65,136
Airbnb data$789/night · 45% occupancy
Rental income
$789/night · 45% occ.
$128,480
Running costs (20%)
Utilities, cleaning, maintenance
-$25,696
Income tax (10%)
Indonesian rental income tax
-$35,975
Property tax
Annual property tax
-$1,674
Net income
6.8% ROI
$65,136

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$956,522
IMT (transfer tax, investment schedule)$57,391
Imposto de Selo (stamp duty)$7,652
Notary & registration$1,359
Legal / due diligence$14,348
Total acquisition costs$80,750
Renovation (~$60/m²)
Light touch-ups — paint, fixtures, deep clean.		$17,337
($9,457–$25,217)
Furnishing & STR launch
5bd × $4,891 base + appliances, electronics, outdoor, licence, photography, linens.		$47,174
All-in investment$1,101,783

Gross yield (asking)

13.4%

True gross yield (all-in)

11.7%

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.

$6.6M$4.9M$3.3M$1.6M$0Yr 0Yr 5Yr 10Yr 15Yr 20Yr 25Yr 30Paid back2x ReturnToday: $880K
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
$1.1M
+22%
Rental Income
+$318K
Total Position
$1.4M
+58%
9.6%/yr
Year 10
Capital Value
$1.3M
+48%
Rental Income
+$687K
Total Position
$2.0M
+126%
8.5%/yr
Year 20
Capital Value
$1.9M
+119%
Rental Income
+$1.6M
Total Position
$3.5M
+302%
7.2%/yr
Year 30
Capital Value
$2.9M
+224%
Rental Income
+$2.9M
Total Position
$5.7M
+548%
6.4%/yr

Location

Portimão

Western Algarve, Approximate area

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Villa Scorecard

Location
Average
Emerging or secondary location
Rental Yield
Good
6.8% annual return
Occupancy
Weak
45% average occupancy
Nightly Rate
Strong
$726 per night
Visual Appeal
Good
7/10 instagrammability
Size & Space
Strong
4000 m² land area
Zoning
Average
STR zoning not confirmed
Tenure
Strong
Freehold ownership

Top Highlights

Premium nightly rate of $726 — positioned in the top tier
Generous 4000 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.
6.1%
$4,900/mo
40% occ.
8.3%
$6,579/mo
45% occ.
9.2%
$7,355/mo
current
55% occ.
11.3%
$9,035/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.