Semi-detached house in Portelas, Lagos
Semi-detached house in Portelas, Lagos — image 2Semi-detached house in Portelas, Lagos — image 3Semi-detached house in Portelas, Lagos — image 4Semi-detached house in Portelas, Lagos — image 5
Grade B+villabudget

Semi-detached house in Portelas, Lagos

Lagos · Western Algarve ·

€139,000

Asking Price (EUR)

8.0%

True Net Yield (Owner, all-in)

5.6%

True Net Yield (Managed, all-in)

12.4%

True Gross Yield

44%

Occupancy

Projections — conservative (data maturing)

Our Airbnb calendar dataset started 1.5 months ago and is currently at 12% maturity. Yields shown apply a conservative calibration (realised-ADR factor 0.74, occupancy cap 66%) that auto-fades to full fidelity by April 2027.

Projected Gross Revenue: €20,047/yr
Average Daily Rate: €124
Payback Period: 8.5 years
5-yr Capital Value: €182,644
10-yr Capital Value: €222,214
Brixfox Score: 72.3 / 100
Comparable Properties: 18
Data Confidence: 86%
Search Radius: 2 km

True Investment Cost

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

€162,193

+16.7% over asking

Asking price€139,000
IMT — Property transfer tax (investment schedule)€1,761
IS — Stamp duty (0.8%)€1,112
Notary (escritura)€1,000
Property registry€250
Legal fees (~1.5%)€2,085
Total acquisition costs€6,208
Renovation (est. €55/m² × 27 m²)
Light touch-ups — paint, fixtures, deep clean.		€1,485
(€810–€2,160)
Furnishing & STR launch (1bd × €2500 base, budget tier)
Furniture, appliances, electronics, linens, AL licence setup, launch photography.		€15,500
All-in investment (incl. renovation & furnishing)€162,193

Gross yield (asking price)

14.4%

True gross yield (all-in)

12.4%

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: 1
Bathrooms: 1
Building: 27 m²
Style: portuguese-traditional
Condition: good
Year Built: 1951
Energy Certificate: Exempt

AL Licence Status Unconfirmed

AL licence status unconfirmed — verify before purchase

Design Features

yellow front doortraditional roof tilesdecorative wall stone

Score Breakdown

ROI
24.93
Visual Appeal
10
Ownership Security
13
Location
10.44
Land & Space
2.54
Rental Demand
4.43
Payback Speed
4
STR Suitability
3

Description

Townhouse of only 1 floor, with living room, kitchen and bathroom, there is the possibility of increasing one floor. Located in a residential area and possibility to park nearby. The village of Portelas is a passing village, has the services of first necessity, such as minimarket, snack bar, primary school, ballroom an

Location

📍 37.1206°N, 8.6947°W

· Lagos, Algarve, Portugal

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Idealista.pt
Lagos / Western Algarve

Semi-detached house in Portelas, Lagos

Inventory
1 Beds
Bathrooms
1 Baths
Built Area
27 m²
Land Plot
0 m²
Tenure
Freehold
Yield Curve Status

Grade B+ investment — short-term rental yields 10.0% net return annually.

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The Investment

Brixfox Score72
GradeB+
Brixfox Intelligence
72B+Strong
Score Breakdown
ROI & Yield79%
Capital Growth76%
Risk Profile73%
Market Demand72%

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.

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Average annual ROI over 5 years, combining both rental income and property value growth.
Total
+15.5%
Per Year (5yr avg)
Annualized projected property value change based on historical area appreciation rates (5-year average).
Capital Growth
+5.5%
+$38K in 5yr (+28%)
Estimated monthly net income after deducting management fees, operating costs, and taxes.
ROI Nett Rental Income
10.0%
$1,259/mo
Estimated time for the total investment value (equity + accumulated rent) to double.
100% Profit
7 yr
Combined
Number of years to fully recoup the initial purchase price using only net rental income.
Payback
10.0 yr
Rental only

Property details

Year built: 1951
Energy: Exempt
Condition: good

Description

Townhouse of only 1 floor, with living room, kitchen and bathroom, there is the possibility of increasing one floor. Located in a residential area and possibility to park nearby. The village of Portelas is a passing village, has the services of first necessity, such as minimarket, snack bar, primary school, ballroom an

Income Breakdown

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Nightly Rate (ADR)
$183/night
50% ($84)Brixfox estimate($183/night)200% ($336)
Occupancy
44%
10%Brixfox estimate(44%)100%

Short-Term Rental

Yearly income
$15,107
Airbnb data$183/night · 44% occupancy
Rental income
$183/night · 44% occ.
$29,561
Running costs (20%)
Utilities, cleaning, maintenance
-$5,912
Income tax (10%)
Indonesian rental income tax
-$8,277
Property tax
Annual property tax
-$264
Net income
10.0% ROI
$15,107

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$151,087
IMT (transfer tax, investment schedule)$1,914
Imposto de Selo (stamp duty)$1,209
Notary & registration$1,359
Legal / due diligence$2,266
Total acquisition costs$6,748
Renovation (~$60/m²)
Light touch-ups — paint, fixtures, deep clean.		$1,614
($880–$2,348)
Furnishing & STR launch
1bd × $2,717 base + appliances, electronics, outdoor, licence, photography, linens.		$14,674
All-in investment$174,123

Gross yield (asking)

19.6%

True gross yield (all-in)

17.0%

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 Lagos.

$1.3M$959K$639K$320K$0Yr 0Yr 5Yr 10Yr 15Yr 20Yr 25Yr 30Paid back2x ReturnToday: $139K
Capital appreciation
Property value growing at +4%/yr based on Lagos 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 9: rental income alone has repaid the full purchase price.
2x return
Year 7: total gains (capital + rental) have doubled your initial investment.
Year 5
Capital Value
$169K
+22%
Rental Income
+$74K
Total Position
$243K
+75%
11.8%/yr
Year 10
Capital Value
$206K
+48%
Rental Income
+$159K
Total Position
$365K
+163%
10.1%/yr
Year 20
Capital Value
$305K
+119%
Rental Income
+$373K
Total Position
$678K
+388%
8.2%/yr
Year 30
Capital Value
$451K
+224%
Rental Income
+$661K
Total Position
$1.1M
+700%
7.2%/yr

Location

Lagos

Western Algarve, Approximate area

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Villa Scorecard

Location
Average
Emerging or secondary location
Rental Yield
Strong
10.0% annual return
Occupancy
Weak
44% average occupancy
Nightly Rate
Good
$168 per night
Visual Appeal
Average
5/10 instagrammability
Size & Space
Weak
0 m² land area
Zoning
Average
STR zoning not confirmed
Tenure
Strong
Freehold ownership

Top Highlights

High rental yield at 10.0% — outperforms most villas in this market
Freehold ownership — maximum long-term security

Watch Out

Secondary location — rental demand may be lower than premium areas
Occupancy at 44% — factor in seasonal gaps

Consider carefully. Returns are below market average for this price point.

Risks & What-If

What if occupancy changes?

Owner Managed scenario

30% occ.
9.1%
$1,146/mo
40% occ.
12.2%
$1,535/mo
44% occ.
13.5%
$1,702/mo
current
54% occ.
16.6%
$2,092/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.