Rental Investment in le Port-Marly: Property Market Data, Prices per m² and Yield

Do you want to make a rental investment in le Port-Marly (Yvelines) to supplement your income, secure your assets or benefit from an advantageous tax exemption? Investing in rental property in le Port-Marly is a proven strategy, but the best operations all have one thing in common: excellent preparation.

As the best investors rely on data, Trackstone has compiled for you some advice and all the essential data for your real estate analysis. If investing in le Port-Marly can be a profitable and efficient for you, you will know it.

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Cover photo of the city Le Port-Marly

The real estate market in le Port-Marly

Real Estate Market Projection in le Port-Marly

The real estate market in le Port-Marly is a dynamic market with a number of buyers 18.0% higher than the number of properties for sale.

Selling prices in le Port-Marly should therefore be increasing and the time on market decreasing.

Rental pressure
10/10
51.2% tenants
Gross yield
4.0%
purchase + observed rents

Sale prices and price trend

Apartments
€4,078/m²
Average price 2025, range €2,818 to €6,044
Over 5 years
+0.8%
Over 10 years
+13.6%
Sales in 2024
47
Houses
€6,864/m²
Average price 2025, range €2,954 to €7,273
Over 5 years
+2.5%
Over 10 years
+21.3%
Sales in 2024
5

In le Port-Marly, an apartment sells for €4,078/m² on average and a house for €6,864/m² in 2025. Over five years, prices moved by +0.8% for apartments and +2.5% for houses.

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Monthly rent

Apartments · average rent
18.0 €/m²
from 12.8 € to 27.1 € per month · gross yield 5.3%
Houses · average rent
20.8 €/m²
from 15.5 € to 27.2 € per month · gross yield 3.6%
25 m² studio
≈ €450/month
indicative rent, check local rent caps

The average rent of an apartment in le Port-Marly is 18.0 €/m² per month, a gross yield of 5.3% at the average purchase price.

The housing stock in le Port-Marly

2,451 dwellings · 2.21 people per dwelling

Housing size

Tenants and owners

Port-Marly has 2,451 dwellings, 87.8% of them apartments. Studios and two-room flats make up 27.1% of the stock, and 51.2% of households rent their main home.

Energy performance (DPE) classes in le Port-Marly

  1. A
    0%
  2. B
    0%
  3. C
    45%
  4. D
    32%
  5. E
    15%
  6. F
    4%
  7. G
    2%
6.9%
energy sieves (F and G)
About 100 dwellings rated F or G, banned from renting since 2025 for G.
22.0%
affected by the rental ban (E to G)
Timeline: G in 2025, F in 2028, E in 2034. A lever for negotiation and value after renovation.

22.0% of dwellings are rated E, F or G and affected by the progressive rental ban, including 6.9% rated F or G.

What is your property in le Port-Marly worth?

The EPC weighs on price and negotiation. Get an estimate of your property, renovated or as is, and sell it to investors.

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Main and secondary residences in le Port-Marly

2,250
Apartments
87.8% of the stock
314
Houses
12.2% of the stock
Housing count% of housing
Main residences2,16788.4%
Secondary residences963.9%
Vacant1887.7%

Main residences by number of rooms in le Port-Marly

Housing count% of main residences
Studios1717.9%
2 rooms41619.2%
3 rooms69832.2%
4 rooms45120.8%
5 rooms and more42919.8%

General information about Port-Marly

Population in le Port-Marly

Inhabitants
5,608
Growth
+17.5%
Median age
35years
Density
3,899inh/km²

Port-Marly has 5,608 inhabitants, a median age of 35 and a density of 3,899 inhabitants per km².

Income, Employment and Unemployment in le Port-Marly

Median annual income
€38,752
Unemployment rate
9.7%
Unemployment trend
+2.9pt
Tenants
51.2%

The median annual household income is €38,752, with an unemployment rate of 9.7%.

Best opportunities dans les Yvelines

All properties dans les Yvelines
Image de couverture du 21 Rue de la Senette, 78955 Carrières-sous-Poissy

Apartment au 21 Rue de la Senette, 78955 Carrières-sous-Poissy

€167,500
Net yield4.5%
Gross yield7.2%
Carrières-sous-Poissy(78)

Apartment · 3 rm. · 72 m²C

€1,081 monthly rent

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Image de couverture du 35 Rue Lafarge, 78520 Limay

Apartment au 35 Rue Lafarge, 78520 Limay

€205,000
Net yield3.5%
Gross yield6.5%
Limay(78)

Apartment · 5 rm. · 88 m²C

€1,200 monthly rent

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Image de couverture du 14 Rue du Général Pershing, 78000 Versailles

Apartment au 14 Rue du Général Pershing, 78000 Versailles

€249,500
Net yield3.6%
Gross yield4.7%
Versailles(78)

Apartment · 2 rm. · 33 m²E

€1,050 monthly rent

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Image de couverture du 17 Rue François Couperin, 78960 Voisins-le-Bretonneux

Apartment au 17 Rue François Couperin, 78960 Voisins-le-Bretonneux

€450,000
Net yield2.9%
Gross yield3.8%
Voisins-le-Bretonneux(78)

Apartment · 4 rm. · 93 m²D

€1,512 monthly rent

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Image de couverture du 2 Grand Rue, 78550 Bazainville

Apartment au 2 Grand Rue, 78550 Bazainville

€101,200
Net yield5.7%
Gross yield6.3%
Bazainville(78)

Apartment · Studio · 34 m²E

€574 monthly rent

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Image de couverture du 26 Avenue de la République, 78270 Bonnières-sur-Seine

Apartment au 26 Avenue de la République, 78270 Bonnières-sur-Seine

€140,000
Net yield7.0%
Gross yield6.9%
Bonnières-sur-Seine(78)

Apartment · 3 rm. · 74 m²F

€860 monthly rent

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Other cities to invest in Yvelines

Photo of the city Versailles

Versailles

Apt. price/m²
€6,539
+60% vs Port-Marly
Rent/m²
€19
Port-Marly : €18
Gross yield
3.3%
Port-Marly : 4.0%
83,587 inhabitants
Photo of the city Sartrouville

Sartrouville

Apt. price/m²
€3,780
-7% vs Port-Marly
Rent/m²
€19
Port-Marly : €18
Gross yield
5.4%
Port-Marly : 4.0%
51,220 inhabitants
Photo of the city Chatou

Chatou

Apt. price/m²
€4,839
+19% vs Port-Marly
Rent/m²
€20
Port-Marly : €18
Gross yield
4.6%
Port-Marly : 4.0%
29,649 inhabitants
CityPopulationAverage apartment price/m²Average house price/m²Average apartment rent/m²Average house rent/m²Estimated yield
Élancourt26,082€2,783€3,303€17€186.67%
Saint-Cyr-l'École20,971€3,648€5,371€17€214.82%
Carrières-sous-Poissy18,316€3,821€3,591€17€185.62%
Limay17,626€2,735€2,882€14€145.96%
Le Pecq15,832€4,256€6,417€19€234.61%
Voisins-le-Bretonneux10,721€3,996€4,109€19€226.17%
Mantes-la-Jolie44,539€2,598€2,972€15€166.39%
Saint-Germain-en-Laye44,380€6,370€6,612€20€223.73%
Poissy40,016€3,674€5,116€18€194.87%
Conflans-Sainte-Honorine35,926€3,300€4,127€17€185.62%
Les Mureaux33,977€2,299€2,916€15€167.18%
Trappes33,717€3,018€4,049€15€195.31%
Houilles33,449€4,271€5,291€19€225.15%
Montigny-le-Bretonneux31,777€3,674€3,979€18€215.87%
Plaisir31,375€3,052€3,346€16€196.59%
Guyancourt29,406€3,721€4,752€18€205.18%
Rambouillet26,816€3,872€3,673€16€165.09%
Maisons-Laffitte23,080€5,302€7,325€19€213.70%
Vélizy-Villacoublay22,713€4,728€7,025€18€233.73%
Mantes-la-Ville21,376€2,740€2,633€14€156.49%
Achères21,368€3,415€3,722€17€195.92%
La Celle-Saint-Cloud20,476€4,096€6,873€19€214.23%
Maurepas18,611€2,826€3,246€16€176.49%
Les Clayes-sous-Bois17,237€3,020€3,833€16€206.21%
Viroflay16,960€5,156€7,138€19€223.91%
Marly-le-Roi16,531€3,854€6,130€18€214.51%
Verneuil-sur-Seine15,914€2,864€3,664€16€175.99%
Le Vésinet15,646€4,962€7,108€19€234.14%
Bois-d'Arcy15,435€3,290€3,958€17€216.00%
Carrières-sur-Seine15,038€4,525€5,946€18€224.54%
Montesson14,511€4,634€6,214€19€224.57%
Fontenay-le-Fleury13,455€3,386€4,040€16€205.49%
Andrésy13,230€3,340€3,556€16€185.91%
Triel-sur-Seine12,388€3,086€3,541€16€176.18%
Aubergenville12,317€2,035€3,192€14€166.73%
Villepreux11,150€4,125€4,043€17€215.96%
Chanteloup-les-Vignes10,735€3,203€3,577€16€165.56%
Croissy-sur-Seine10,399€4,742€7,196€20€234.32%
Vernouillet10,025€3,679€3,778€16€195.69%