House for sale · Rosport-Mompach
800.00 Surface : Maison A vendre, 12 Chambres à Born
· Show the English translation
800.00 Surface: House for sale, 12 bedrooms in Born
€4,850,000
€185 Per m²
-97% vs market65 days on ChatHome · no price change
Listed by RE/MAX Luxembourg (National Network) · primary source
Cost · market · energy · evidence
Should you keep reading?
Source checked · 1 Oct 2026
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
12-bedroom house for sale in Rosport-Mompach, 26,209 m².
Recorded facts · source evidence
What we know, and who says so
- 12Bedrooms
- 6Bathrooms
- 26,209 m²Living area
- Not statedRooms
- HouseProperty type
- Not statedEnergy · thermal class
- Heat pumpHeating
- Not statedLift
- YesParking
- Not statedOrientation
Property passport — who established each line
4 of 5 core facts linked to the source
- Property type
- House
- Price
- €4,850,000
- Living area
- 26,209 m²
- Rooms
- Not stated
- Bedrooms
- 12
- Bathrooms
- 6
- Listing type
- For sale
- Location
- Rosport-Mompach
- Construction state
- Not stated
All facts · Locality scope: LU · Rosport-Mompach
Energy certificate
- Certificate scheme
- Not stated
- Certificate type
- Not stated
- Certificate scope
- Not stated
- Certificate status
- Not stated
- Heating carrier
- Not stated
- Assessment visit date
- Not stated
- Issue date
- Not stated
- Expiry date
- Not stated
- Assessment method version
- Not stated
- Estimated annual energy cost, minimum
- Not stated
- Estimated annual energy cost, maximum
- Not stated
- Energy price reference years
- Not stated
- Energy cost assumptions
- Not stated
- CPE · énergie primaire
- Not confirmed by the source
Sale price and terms
- Advertised asking price
- €4,850,000Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Buyer-facing asking price
- €4,850,000Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Net seller price
- Not stated
- Agency fee
- Not stated
- Agency fee rate
- Not confirmed by the source
- Agency fee payer
- Not stated
- Agency fee included
- Not stated
- Price basis
- Asking priceSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 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: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Property type
- HouseSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Property type (source)
- Sources disagreeSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Furnishing
- Not stated
- Construction status
- Not stated
- Ownership right (source)
- Not stated
- Occupancy
- Not stated
- Living area
- 26,209 m²Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Living area · Area measurement standard
- Source-declared area (Luxembourg)Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Native typology
- Not stated
- Main rooms
- Not stated
- Total rooms
- Not stated
- Bedrooms
- 12Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Bathrooms
- 6Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Available from
- Not stated
- Year built
- 1,949Source: RE/MAX Luxembourg (National Network) · as of Oct 1, 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)
- heat pumpSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Heating supply
- Not stated
- Heating energy
- electricSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- Air conditioning
- Not confirmed by the source
- 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
- Yes
- Garage
- Yes
- Indoor parking
- Not stated
- Balcony
- Not confirmed by the source
- Balcony view
- Not stated
- Terrace
- Yes
- Private garden
- Not stated
- Shared garden
- Not stated
- Private outdoor area
- Not stated
- Cellar
- Not stated
- Storage space
- Not stated
- Open kitchen
- Not stated
- Glazing
- Not stated
- Video intercom
- Not stated
- Bike storage
- Not stated
- EV charging
- Not stated
- Smart home
- Not stated
- Fitted kitchen
- Not confirmed by the source
- Laundry room
- Not stated
- Fireplace
- Not confirmed by the source
- Swimming pool
- Not stated
- Solar panels
- Not stated
- Heat pump
- YesSource: RE/MAX Luxembourg (National Network) · as of Oct 1, 2026
- South-facing
- Not stated
- Bathtub
- Not stated
- Separate WC
- Not stated
- Concierge
- Not stated
Description · highlights · what our AI sees
How the agency describes it
Située à Born (commune de Rosport-Mompach), directement le long du célèbre sentier Mullerthal Trail Route 1, cette propriété rare offre l'acquisition d'une vallée entière en propriété privée dans l'une des régions naturelles les plus recherchées du Luxembourg. Le domaine s'étend sur ±26 209 m² (2 ha 62 a 09 ca) de terrain aux reliefs variés, combinant des zones en pente douce, des parties plus plates, une ambiance boisée, ainsi qu'un ruisseau naturel traversant le cœur de la vallée. La confidentialité est totale : les propriétés voisines les plus proches se trouvent à plus de ±1 km, faisant de ce lieu un domaine véritablement isolé, bénéficiant de vues dégagées et d'un ensoleillement toute la journée. Résidence principale Maison de caractère rénovée: Située à environ ±150 m en hauteur le long d'un chemin d'accès privé, la maison principale domine la vallée et offre des vues panoramiques sur l'ensemble du terrain - Construite vers les années 1950 - ±500 m² de surface totale - ±350 m² de surface habitable -Entièrement rénovée et parfaitement entretenue -Cuisine récemment rénovée -Toiture refaite il y a ±2 ans -Chauffage au sol dans toute la maison -Chauffage par pompe à chaleur -Fenêtres double vitrage -Panneaux solaires photovoltaïques -Classe énergétique : C / G À l'arrière de la propriété, un ruisseau naturel (±2 m de large) traverse la vallée. Un pont privé permet d'accéder à l'autre rive où se trouve un chalet de loisirs entièrement équipé, comprenant : -Eau courante, électricité et chauffage -Espace extérieur avec foyer / feu de camp -Un cadre idéal pour recevoir, organiser des retraites privées ou proposer des expériences pour invités Garage et bâtiments annexes: - Bâtiment de garage indépendant d'environ ±400 m² - Capacité estimée : ±15 à ±20 véhicules selon l'aménagement Bâtiment générant des revenus à l'entrée de la vallée: Au début du chemin d'accès, et faisant partie intégrante de la vente, se trouve un bâtiment polyvalent de ±850 à ±1 000 m² de surface totale. Utilisations actuelles: -Hébergement Airbnb / chambres d'hôtes -±5 chambres - Forte demande saisonnière grâce à la proximité immédiate du Mullerthal Trail - Crèche - Toutes les charges d'exploitation sont prises en charge par le locataire (Les espaces Airbnb et crèche ont été rénovés et sont actuellement opérationnels. Les coûts de nettoyage restent à la charge du propriétaire) - Chauffage au fioul Potentiel supplémentaire inexploité: - ±400 à ±500 m² actuellement inutilisés - Authentique grange / ferme des années 1950 - Répartie sur ±2 à 3 niveaux - Grande flexibilité d'usage : résidentiel, hospitalité, bien-être, gastronomie, projet culturel ou usage mixte (sous réserve d'autorisations) Connectivité et accès: - Internet fibre disponible - Route d'accès unique (partiellement communale, partiellement privée) - Accès facile mais discret, préservant la confidentialité du domaine. Une opportunité multidimensionnelle rare: Cette propriété nest pas seulement une résidence, mais une véritable réserve foncière stratégique offrant de nombreuses perspectives : - Résidence principale ou secondaire ultra-privée - Projet d'hospitalité (boutique-hôtel, lodge, restaurant) - Retraite nature, bien-être ou écotourisme - Investissement foncier et patrimonial à long terme - Combinaison de style de vie et de revenus Les opportunités d'acquérir une vallée entière au Luxembourg particulièrement le long du Mullerthal Trail sont pratiquement inexistantes. Toutes les offres soumises seront sujettes à l'acceptation expresse des propriétaires. La commission d'agence de 3% + TVA en vigueur est incluse dans le prix de vente et supportée par les vendeurs.
Located in Born (municipality of Rosport-Mompach), directly along the famous Mullerthal Trail Route 1, this rare property offers the acquisition of an entire valley as private property in one of Luxembourg's most sought-after natural regions. The estate extends over ±26 209 m² (2 ha 62 a 09 ca) of land with varied terrain, combining gently sloping areas, flatter sections, a wooded atmosphere and a natural stream running through the heart of the valley. Privacy is absolute: the nearest neighbouring properties are more than ±1 km away, making this a truly secluded estate with open views and sunshine throughout the day. Main residence Renovated character house: Located approximately ±150 m higher up along a private access road, the main house overlooks the valley and offers panoramic views over the entire property - Built in the 1950s - ±500 m² total surface area - ±350 m² living area - Fully renovated and meticulously maintained - Recently renovated kitchen - Roof renewed approximately ±2 years ago - Underfloor heating throughout the house - Heat pump heating - Double-glazed windows - Photovoltaic solar panels - Energy class: C / G At the rear of the property, a natural stream (±2 m wide) runs through the valley. A private bridge provides access to the opposite bank, where a fully equipped leisure chalet is located, comprising: - Running water, electricity and heating - Outdoor area with fireplace / campfire - An ideal setting for hosting guests, arranging private retreats or offering experiences for visitors Garage and outbuildings: - Separate garage building of approximately ±400 m² - Estimated capacity: ±15 to ±20 vehicles, depending on the layout Income-generating building at the entrance to the valley: At the beginning of the access road, an integral part of the sale, there is a multi-purpose building with a floor area of ±850 to ±1 000 m²
Highlights, each with its source
Stated by the agency on its listing page · 4
- Terrace
- Garage
- Parking
- Heat pump
What our AI sees
Observations from photos, not confirmed property facts. Check with the advertiser.
- Large windows
- Terrace
- Balcony
- Garage
- Parking
- Good condition
- Renovated
Some photos have not been checked.
Photo assessment: Oct 1, 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
€4,850,000
Per m²
€185
€4,850,000 ÷ 26209 m²
Where it sits against our estimate
Above our estimated rangeEstimated by our model · as of 1 Oct 2026
- Against the market
- -97%
- Price last reduced
- Not checked yet
Price evolution — Rosport-Mompach
Price history
No price change recorded since it was first seen
- First seen · 27 Jul 2026€4,850,000
- Last checked · 1 Oct 2026€4,850,000
Listing history
- First seen · remax.lu · 27 Jul 2026
- Source checked · 1 Oct 2026
Net worth over time · your assumptions
Should you buy or rent here?
Buy vs Rent Simulation
Should you buy or rent in Rosport-Mompach?
Your scenario
Example only — review the assumptions below and calculate with your own figures before using the result.
Example only — review the assumptions below and calculate with your own figures before using the result.
Projected net worth by year
Compares estimated owner and renter net worth after equalising monthly cash flow and investing the cheaper option's savings.
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.
3.3%
-€6,462
€3,410,075
€14,146/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
- €339,500Calculated from the facts above · as of 1 Oct 2026
Class · running cost · subsidies
What will it cost to heat?
- Energy class
- Not stated
- Thermal class
- Not stated
- Heating
- Heat pump
Estimated Energy Costs
Based on energy class, surface area, and Luxembourg rates
EUR 34709/month
Illustrative scenario — assumes class D
Some tariff inputs still use Luxembourg fallback assumptions.
Household electricity scenario: 8 bedrooms; 1,000 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
- Nearest crèche
- Not checked yet
- Nearest bus or tram stop
- Not checked yet
- Nearest park
- Not checked yet
- Nearest school
- Not checked yet
- Nearest train station
- Not checked yet
Recorded commute estimates
The check found no usable route.
Rosport-Mompach 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 house cost?
The agency's asking price is €4,850,000.
How many bedrooms does this property have?
It has 12 bedrooms.
How many bathrooms does this property have?
It has 6 bathrooms.
What is the size of this property?
The living area is 26,209 m².
Where is this property located?
The property is in Rosport-Mompach, Luxembourg.
Show all 8 questions
When was this property built?
It was built in 1949.
What type of property is this?
This is a house.
Is this property for rent or for sale?
This property is for sale.
Similar homes · duplicates
Compare before you decide
Similar listings
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Contact
Who to speak to
RE/MAX Luxembourg (National Network)
Last checked · 1 Oct 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.