Apartment for sale · Differdange
Penthouse - 80.97 m² 21, Rue J.-F. Kennedy Differdange
€689,000
€8,613 Per m²
Advertised price vs our estimate
This compares the advertised price with our own estimate for a home like this one. It is not a valuation of the property.
Our estimate for a home like this€576,772 – €672,068
For homes like this one, 9 out of 10 of our estimates land within 27% of the advertised price.
Looks wrong to you? Tell us — use the report control on this listing. Every report is read.
Method version: fair-price-2026.4
- days on ChatHome
- 98
- price
- No change
- last checked
- 28 Sept 2026
Listed by Groupe IRIS Immobilier S.A. · primary source
Cost · market · energy · evidence
Should you keep reading?
Source checked · 28 Sept 2026
- Monthly costNot statedWork it out below with your own rate — open the calculator
- Against our estimateClose to our estimateAsking price against our estimate for similar homes
- EnergyNot stated: Energy classHeating: Underfloor heating
- Facts we can prove4 / 5of the core facts are linked to the agency's page
Part of the agency's page could not be read, so some facts may be missing rather than absent.
In one line · ChatHome summary, not the agency's words
2-bedroom apartment for sale in Differdange, 80 m².
Recorded facts · source evidence
What we know, and who says so
Property passport — who established each line
- 8Verified
- 2Stated by the agency
- 1Our estimate
4 of 5 core facts linked to the source
- Property typeApartment
- Price€689,000
- Living area80 m²
- Bedrooms2
- Bathrooms1
- Listing typeFor sale
- LocationDifferdange
- HeatingUnderfloor heating
- Year built2020
- TerraceYes
- CellarYes
All facts · Locality scope: LU · Differdange
Sale price and terms
- Advertised asking price
- €689,000Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Buyer-facing asking price
- €689,000Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Net seller price
- Not stated
- Agency fee
- Not stated
- Agency fee rate
- Not stated
- Agency fee payer
- Not stated
- Agency fee included
- Not stated
- Price basis
- Asking priceSource: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Full cash price known
- Not confirmed by the source
- Sale arrangement
- Full ownership
Rent and recurring costs
- Pets policy (source)
- Not stated
Ownership and co-ownership
- Co-ownership status
- Not stated
- Number of lots
- Not stated
- Owner’s ordinary recurring cost
- Not stated
- House money
- Not stated
- Reserve fund
- Not stated
- Planned works
- Not stated
- Special assessment
- Not stated
- Arrears
- Not stated
- Proceeding status
- Not stated
- Property manager (source)
- Not stated
- Ownership share
- Not stated
Property features
- Offer type
- For saleSource: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Property type
- ApartmentSource: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Property type (source)
- Sources disagreeSource: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Furnishing
- Not stated
- Construction status
- Not stated
- Ownership right (source)
- Not stated
- Occupancy
- Not stated
- Living area
- 80 m²Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Living area · Area measurement standard
- Source-declared area (Luxembourg)Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Gross area
- 30 m²Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Gross area · Area measurement standard
- Source-declared area (Luxembourg)Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Native typology
- Not stated
- Main rooms
- Not stated
- Total rooms
- Not stated
- Bedrooms
- 2Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Bathrooms
- 1Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Available from
- Not stated
- Year built
- 2,020Source: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Condition (source)
- Not stated
- Floor
- Not stated
- Building floors
- Not stated
- Lift
- Not stated
- Step-free access
- Not stated
- Wheelchair access
- Not stated
- Heating system (source)
- underfloorSource: Groupe IRIS Immobilier S.A. · as of Sep 28, 2026
- Heating supply
- Not stated
- Heating energy
- Not stated
- Air conditioning
- Not stated
- Floor plan
- Not stated
- Renovation year
- Not stated
- Views (source)
- Not stated
- Architectural style (source)
- Not stated
- Interior features (source)
- Not stated
- Exterior features (source)
- Not stated
- Parking spaces
- Not stated
- Parking type (source)
- Not stated
- Parking
- Not confirmed by the source
- Garage
- Not confirmed by the source
- Indoor parking
- Not confirmed by the source
- Balcony
- Not stated
- Balcony view
- Not stated
- Terrace
- Yes
- Private garden
- Not stated
- Shared garden
- Not stated
- Private outdoor area
- Not stated
- Cellar
- Yes
- Storage space
- Not stated
- Open kitchen
- Not confirmed by the source
- Glazing
- Not stated
- Video intercom
- Not stated
- Bike storage
- Not stated
- EV charging
- Not stated
- Smart home
- Not stated
- Fitted kitchen
- Not stated
- Laundry room
- Not confirmed by the source
- Fireplace
- Not stated
- Swimming pool
- Not stated
- Solar panels
- Not stated
- Heat pump
- Not stated
- South-facing
- Not stated
- Bathtub
- Not stated
- Separate WC
- Not confirmed by the source
- Concierge
- Not stated
Description · highlights · what our AI sees
How the agency describes it
The agency's description, word for wordTranslated by ChatHome. The agency's own words are one press away.
Groupe Iris Immobilier a le plaisir de vous présenter en vente ce superbe penthouse de 2 chambres, situé à Differdange, au sein d’une résidence moderne et soignée construite en 2020. Ce bien d’exception vous séduira par sa luminosité, ses espaces extérieurs généreux ainsi que par son agencement harmonieux offrant un cadre de vie confortable et contemporain. Caractéristiques du bien : - Superficie habitable : ± 80 m² - Séjour spacieux et lumineux avec salle à manger, offrant un accès direct à la première terrasse - Cuisine ouverte, moderne et entièrement équipée 2 chambres à coucher confortables et lumineuses - Salle de bain contemporaine avec finitions soignées - WC séparé - Débarras pratique offrant un espace de rangement Atouts supplémentaires : - Deux belles terrasses (+- 30m2 total), idéales pour profiter des beaux jours et offrant une agréable ouverture sur l’extérieur - Chauffage au sol pour un confort optimal - Système de ventilation mécanique contrôlée (VMC) - 2 emplacements de parking intérieurs - Cave privative - Buanderie commune - Résidence récente, bien entretenue et aux normes actuelles Situé dans un environnement calme et résidentiel, ce bien bénéficie d’un emplacement stratégique à proximité immédiate des commodités, des transports en commun et des principaux axes routiers, tout en offrant un cadre de vie agréable. Ce penthouse représente une opportunité rare, alliant confort moderne, prestations de qualité et espaces extérieurs recherchés. Contactez-nous dès aujourd’hui au +352 28 66 65 28 ou par e-mail à pl@groupeiris.lu pour organiser une visite et découvrir ce bien d’exception !
Groupe Iris Immobilier is pleased to present for sale this superb 2-bedroom penthouse, located in Differdange, within a modern and well-maintained residence built in 2020. This exceptional property will appeal through its brightness, generous outdoor spaces and harmonious layout, offering a comfortable and contemporary living environment. Property features: - Living area: ± 80 m² - Spacious and bright living and dining area with direct access to the first terrace - Modern open-plan kitchen, fully equipped 2 comfortable and bright bedrooms - Contemporary bathroom with carefully finished fittings - Separate WC - Practical storage room providing additional storage space Additional advantages: - Two beautiful terraces (+- 30m2 in total), ideal for enjoying the pleasant weather and offering an enjoyable open outlook - Underfloor heating for optimal comfort - Controlled mechanical ventilation system (VMC) - 2 indoor parking spaces - Private cellar - Shared laundry room - Recent, well-maintained residence built to current standards Located in a quiet residential environment, this property benefits from a strategic location in immediate proximity to amenities, public transport and major road routes, while offering a pleasant living environment. This penthouse is a rare opportunity combining modern comfort, high-quality features and sought-after outdoor spaces. Contact us today at +352 28 66 65 28 or by email at pl@groupeiris.lu to arrange a viewing and discover this exceptional property!
In the home
Stated by the agency on its listing page
- Terrace
- Cellar
What our AI sees
Observations from photos, not confirmed property facts. Check with the advertiser.
Large windows
Terrace
Fitted kitchenKitchen island
Walk-in shower
- Good condition
Some photos have not been checked.Photo assessment: Sep 28, 2026
Steps · timeline · costs along the way
From contact to keys
Buying
Typical planning ranges from the official procedure — not a promise; tap a step for who does what.
Fair price · evolution · history
Is this the right price?
Price check: In line with the checks we can run
Asking price
€689,000
Per m²
€8,613
€689,000 ÷ 80 m²
Where it sits against our estimate
Advertised price vs our estimate
This compares the advertised price with our own estimate for a home like this one. It is not a valuation of the property.
Our estimate for a home like this€576,772 – €672,068
For homes like this one, 9 out of 10 of our estimates land within 27% of the advertised price.
Looks wrong to you? Tell us — use the report control on this listing. Every report is read.
Method version: fair-price-2026.4
Estimated by our model · as of 9 Oct 2026
Sale-level estimate: €554,393 – €645,992Our estimate carried to recorded sale prices with the official gap for existing apartments in this commune (Observatoire de l'Habitat, 12 months to 30 Jun 2026).
- Price last reduced
- None since 3 Jul 2026
Price history
No price change recorded since it was first seen
- First seen · 3 Jul 2026€689,000
- Last checked · 28 Sept 2026€689,000
Listing history
- First seen · groupeiris.lu · 3 Jul 2026
- Source checked · 28 Sept 2026
How home prices have moved — Differdange
How this is calculated
Illustrative path: today's asking price is rebased with the named official source's transaction-price index for existing homes. It is not this property's price history or a valuation.
Official national house-price index for purchases of existing dwellings, all dwelling types together; it is country-level context, not a commune or apartment/house index. Quarters flagged provisional or estimated by Eurostat may be revised.
Source and method
Net worth over time · your assumptions
Should you buy or rent here?
Buy vs Rent Simulation
Should you buy or rent in Differdange?
Your scenario
We have no current mortgage rate and no rent figure to start from. Add yours to draw the chart.
Projected net worth by year
Compares estimated owner and renter net worth after equalising monthly cash flow and investing the cheaper option's savings.
We have no current mortgage rate and no rent figure to start from. Add yours to draw the chart.
Yield · cash flow · comparison
What if you rent it out?
Investor Playbook
EstimatedPressure-test this deal with financing, ownership costs, exit assumptions, and an ETF benchmark before you move.
4.0%
-€786
€484,442
€2,412/mo
Monthly cash flow (Investors)
Hover a flow to see the amount and its share of rent
Monthly costs · upfront cash · assumptions
What will it cost you each month?
Monthly Cost Calculator
Mortgage, closing costs, utilities, insurance, and recurring ownership costs.
- To move in
- €48,230Calculated from the facts above · as of 29 Sept 2026
Class · running cost · subsidies
What will it cost to heat?
- Heating
- Underfloor heating
Not stated: Energy class · Thermal class
Estimated Energy Costs
Based on energy class, surface area, and Luxembourg rates
EUR 175/month
Illustrative scenario — assumes class D
Some tariff inputs still use Luxembourg fallback assumptions.
Household electricity scenario: 2 bedrooms; 80 m². Not a measured bill.
Parcel · zoning · constraints · checks
The land it sits on
The agency has not published an address, so these checks cannot run yet. Add it once you have it and they run straight away.
Commute · transit · neighbourhood · local context
What is around it?
Nearest, on foot
Walking times are measured from the home's own position, and the agency has not published it.
Recorded commute estimates
The check found no usable route.
Differdange in numbers
Questions
The obvious questions
Answered by ChatHome from the facts on this page. Answers about the area name the public data behind them. None of this is the agency's own wording.
How much does this apartment cost?
The agency's asking price is €689,000.
What is the price per m²?
€8,613 per m²: €689,000 divided by the stated living area of 80 m².
How big is it, and how many bedrooms and bathrooms?
The living area is 80 m². It has 2 bedrooms. It has 1 bathroom.
Where is this property located?
The property is in Differdange, Luxembourg.
When was this property built?
It was built in 2020.
What type of property is this?
This is an apartment.
Similar homes · duplicates
Compare before you decide
Similar listings
No duplicate of this listing is on record.
Contact
Who to speak to
Groupe IRIS Immobilier S.A.
Last checked · 28 Sept 2026
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About this data
Asking details as the agency published them, not a completed-sale value. Every figure carries a dot saying who established it.