Rental Investment in Trept: Property Market Data, Prices per m² and Yield

Do you want to make a rental investment in Trept (Isère) to supplement your income, secure your assets or benefit from an advantageous tax exemption? Investing in rental property in Trept 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 Trept can be a profitable and efficient for you, you will know it.

Cover photo of the city Trept

The real estate market in Trept

Real Estate Market Projection in Trept

The real estate market in Trept is a dynamic market with a number of buyers 9.0% higher than the number of properties for sale.

Selling prices in Trept should therefore be increasing and the time on market decreasing.

Rental pressure
10/10
20.5% tenants
Gross yield
5.5%
purchase + observed rents

Sale prices and price trend

Apartments
€2,502/m²
Average price 2025, range €1,388 to €3,009
Over 5 years
+12.5%
Over 10 years
+33.2%
Sales in 2023
3
Houses
€2,657/m²
Average price 2025, range €1,456 to €3,157
Over 5 years
+9.9%
Over 10 years
+33.2%
Sales in 2024
20

In Trept, an apartment sells for €2,502/m² on average and a house for €2,657/m² in 2025. Over five years, prices moved by +12.5% for apartments and +9.9% for houses.

Average price per m² in Trept by year, apartments and houses
YearApartmentsHouses
2014€1,844/m²€2,007/m²
2015€1,879/m²€1,995/m²
2016€1,886/m²€1,958/m²
2017€1,958/m²€2,006/m²
2018€2,083/m²€2,160/m²
2019€2,176/m²€2,299/m²
2020€2,224/m²€2,417/m²
2021€2,442/m²€2,716/m²
2022€2,610/m²€2,810/m²
2023€2,619/m²€2,729/m²
2024€2,535/m²€2,670/m²
2025€2,502/m²€2,657/m²
Do you own a rented property in Trept?

Get an estimate based on these prices per m² and on real sales in your neighbourhood, then sell it to qualified investors.

Monthly rent

Apartments · average rent
12.4 €/m²
from 9.1 € to 22.3 € per month · gross yield 6.0%
Houses · average rent
11.7 €/m²
from 7.5 € to 14.9 € per month · gross yield 5.3%
25 m² studio
≈ €310/month
indicative rent, check local rent caps

The average rent of an apartment in Trept is 12.4 €/m² per month, a gross yield of 6.0% at the average purchase price.

The housing stock in Trept

887 dwellings · 2.19 people per dwelling

Housing size

Tenants and owners

Trept has 887 dwellings, 9.9% of them apartments. Studios and two-room flats make up 4.5% of the stock, and 20.5% of households rent their main home.

Energy performance (DPE) classes in Trept

  1. A
    3%
  2. B
    10%
  3. C
    28%
  4. D
    24%
  5. E
    20%
  6. F
    8%
  7. G
    7%
14.6%
energy sieves (F and G)
About 35 dwellings rated F or G, banned from renting since 2025 for G.
35.0%
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.

35.0% of dwellings are rated E, F or G and affected by the progressive rental ban, including 14.6% rated F or G.

What is your property in Trept worth?

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

Main and secondary residences in Trept

99
Apartments
9.9% of the stock
899
Houses
90.1% of the stock
Housing count% of housing
Main residences77186.9%
Secondary residences606.8%
Vacant566.3%

Main residences by number of rooms in Trept

Housing count% of main residences
Studios20.2%
2 rooms334.3%
3 rooms13016.9%
4 rooms21728.2%
5 rooms and more38850.4%

General information about Trept

Population in Trept

Inhabitants
2,135
Growth
+15.0%
Median age
38years
Density
134inh/km²

Trept has 2,135 inhabitants, a median age of 38 and a density of 134 inhabitants per km².

Income, Employment and Unemployment in Trept

Median annual income
€33,801
Unemployment rate
9.5%
Unemployment trend
+2.0pt
Tenants
20.5%

The median annual household income is €33,801, with an unemployment rate of 9.5%.

Our best opportunities in Trept

All properties in Trept
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Other cities to invest in Isère

CityPopulationAverage apartment price/m²Average house price/m²Average apartment rent/m²Average house rent/m²Estimated yield
Échirolles36,849€1,701€3,443€12€145.72%
Vienne31,051€2,239€3,014€11€135.25%
Bourgoin-Jallieu29,577€2,447€2,719€12€135.64%
Fontaine22,891€1,877€3,655€12€145.36%
Villefontaine19,083€2,425€2,530€12€125.70%
Meylan18,573€3,343€3,943€14€164.81%
L'Isle-d'Abeau17,206€2,611€2,564€13€125.78%
Saint-Égrève16,995€2,612€3,668€13€155.19%
Seyssinet-Pariset11,753€2,363€3,781€13€145.00%
Sassenage11,660€2,378€3,546€13€145.36%
Le Pont-de-Claix10,805€1,938€3,417€11€135.16%
Charvieu-Chavagneux10,280€2,663€3,219€11€135.04%