Published on 18/05/2026 · Last checked on 09/08/2026
| Type | Flat |
|---|---|
| Storey | 0 |
| Living Area ca. | 83 m² |
| Free From | Nach Vereinbarung |
|---|---|
| Rooms | 3 |
| Construction Year | 2026 |
|---|---|
| Condition | First occupancy |
| Heating Type | Underfloor heating |
| Firing Type | Electricity |
| Storeys | 2 |
| Bathrooms | 1 |
| Selling Price | 581.000 € |
|---|---|
| Price per m² | 7,000.00 €/m² |
| Courtage | no courtage for buyers |
Modern. Sustainable. Urban: Exclusive living in Alfred-Keller-StraßeWelcome to your new home, which combines maximum quality of life with pioneering sustainability. In a central yet quiet location in Siegburg, a modern apartment building with only 10 exclusive residential units is being built.This new-build project sets new standards for energy-efficient living: thanks to certification according to the strict KfW 40 standard with QNG seal (Quality Seal for Sustainable Buildings), you not only benefit from minimal energy costs, but also from maximum government funding opportunities and low-interest loans. Whether as an owner-occupier or a forward-looking investor – here you are investing in lasting value.The project's highlights at a glanceKfW 40 with QNG seal: Guarantees the highest energy efficiency and access to attractive subsidies.Only 10 residential units: A family-like and private owners' community ensures a harmonious living environment.Top location in Siegburg: Alfred-Keller-Straße offers perfect connections to the city center and the ICE train station.Future-proof technology: Sustainable energy supply protects you in the long term from rising ancillary costs.Why this location is convincingAlfred-Keller-Straße in Siegburg combines the advantages of urban life with a pleasant living atmosphere. All shops for daily needs, doctors, schools and charming cafés in Siegburg city center are within easy reach. Commuters appreciate the excellent connections via Siegburg/Bonn ICE station towards Cologne and Frankfurt am Main.
The fittings are upscale
The floors, painting work and interior doors are to be carried out by the buyer on a self-help basis.
The visualization is similar to the illustration; deviations in the implementation may occur.
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Alfred-Keller-Straße offers perfect connections to the city center and the ICE train station.Why this location is convincingAlfred-Keller-Straße in Siegburg combines the advantages of urban life with a pleasant living atmosphere. All shops for daily needs, doctors, schools and charming cafés in Siegburg city center are within easy reach. Commuters appreciate the excellent connections via Siegburg/Bonn ICE station towards Cologne and Frankfurt am Main.
