Alpine Market
Cologny
1 / 10

CHF 6’900’000

Active

Duplex

1223 Cologny, Geneva

Rooms

10 rooms

Bedrooms

3

Bathrooms

4

Living area

393 m²

Floor

2

Type

Duplex

Price per m²

CHF 17’557/m²

Listed

1 Jul 2024

Description

Duplex 10 pièces

Estimated monthly payment

Assumes 20% down, a first mortgage up to 65% of the price with no amortisation, and the portion above 65% amortised over 15 years. Interest only, before tax.

Lender affordability test

CHF 34’500/month

Swiss lenders test a loan at an imputed 5% interest rate plus 1% of the price a year for upkeep, plus amortisation. This is the test figure, not what you would pay.

Adjust the assumptions

Condominium charges and other running costs, if you know them.

Your rate · 1.89% per year

CHF 14’444/month

Interest:
CHF 8’694/month
Amortisation:
CHF 5’750/month
Charges:
CHF 0/month
First mortgage:
CHF 4’485’000
Second mortgage:
CHF 1’035’000

An illustration, not an offer. Real rates depend on the lender, the property and your own situation. Nothing you enter here is saved.

Price history

  • 11 Jul 2026CHF 6’900’000Initial price

Sale history

No recorded sale history shown yet. Swiss registers publish transfers by land parcel rather than by street address, so linking them to an individual property needs cadastral data we are still adding.

Recorded sales in Cologny

77 public recorded sales in this commune in the 12 months to 15 Sep 2026.

Median recorded price CHF 3’250’000, across 75 open-market sales.

Source: Cantonal land registries (e.g. Geneva publications foncieres)

See all recorded sales in this canton

Market activity

  1. Listed on immobilier

    For sale

    11 Jul 2026

Sources and confidence

No sourced facts recorded yet for this property. As official sources come online, every material fact here will show where it came from and how confident we are.

Listing history

First seen

11 Jul 2026

Days observed by Alpine Market

65

Status

Active

Where this listing appears

This listing appears on 1 portal

Alpine Estimate

CHF 5’761’970

Range: CHF 3’750’399 to CHF 8’283’851

Lower-confidence estimate

Confidence: 53%Based on 866 comparablesAs of 13 Sep 2026

Alpine model estimate from asking-price comparables, not a seller price.

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Listed by

Naef Prestige | Knight Frank Genève

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